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MD31A Diesel Engine

Manufactured between the years of 1986 - 1994

Engine

59hp (43.5kW)@3500rpm

  • 3517857 - Volvo Penta MD31A Diesel Engine Oil Filter - Genuine
    3517857
    Oil Filter - Genuine
    List Price
    £11.40 Ex VAT
    £13.68 Inc VAT
    Keypart Price
    £9.12 Ex VAT
    £10.94 Inc VAT
    Low Stock

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  • 858488-R - Volvo Penta MD31A Diesel Engine Air Filter - 200 mm Diameter with Screw-on Cover - Replacement
    858488-R
    Air Filter - 200 mm Diameter with Screw-on Cover - Replacement
    List Price
    £38.30 Ex VAT
    £45.96 Inc VAT
    Keypart Price
    £26.81 Ex VAT
    £32.17 Inc VAT
    In Stock

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  • 858488 - Volvo Penta MD31A Diesel Engine Air Filter - 200 mm Diameter with Screw-on Cover - Genuine
    858488
    Air Filter - 200 mm Diameter with Screw-on Cover - Genuine
    List Price
    £38.30 Ex VAT
    £45.96 Inc VAT
    Keypart Price
    £34.47 Ex VAT
    £41.36 Inc VAT
    Low Stock

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  • 21646645-R - Volvo Penta MD31A Diesel Engine Air Filter - 150 mm Diameter with Clip-on Cover - Replacement
    21646645-R
    Air Filter - 150 mm Diameter with Clip-on Cover - Replacement
    List Price
    £50.50 Ex VAT
    £60.60 Inc VAT
    Keypart Price
    £35.35 Ex VAT
    £42.42 Inc VAT
    In Stock

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  • 21646645 - Volvo Penta MD31A Diesel Engine Air Filter - 150 mm Diameter with Clip-on Cover - Genuine
    21646645
    Air Filter - 150 mm Diameter with Clip-on Cover - Genuine
    List Price
    £50.50 Ex VAT
    £60.60 Inc VAT
    Keypart Price
    £45.45 Ex VAT
    £54.54 Inc VAT
    In Stock

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  • 876069-R - Volvo Penta MD31A Diesel Engine Crankcase Breather Filter - Replacement
    876069-R
    Crankcase Breather Filter - Replacement
    List Price
    £48.70 Ex VAT
    £58.44 Inc VAT
    Keypart Price
    £34.09 Ex VAT
    £40.91 Inc VAT
    In Stock

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  • 876069 - Volvo Penta MD31A Diesel Engine Crankcase Breather Filter - Genuine
    876069
    Crankcase Breather Filter - Genuine
    List Price
    £48.70 Ex VAT
    £58.44 Inc VAT
    Keypart Price
    £43.83 Ex VAT
    £52.60 Inc VAT
    Low Stock

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  • 3582432-R - Volvo Penta MD31A Diesel Engine Cylinder Head Gasket
    3582432-R
    Cylinder Head Gasket
    List Price
    £171.00 Ex VAT
    £205.20 Inc VAT
    Keypart Price
    £128.25 Ex VAT
    £153.90 Inc VAT
    In Stock

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  • 838654 - Volvo Penta MD31A Diesel Engine Rocker Cover Gasket - Upper - (2 Required per Engine)
    838654
    Rocker Cover Gasket - Upper - (2 Required per Engine)
    List Price
    £6.80 Ex VAT
    £8.16 Inc VAT
    Keypart Price
    £6.12 Ex VAT
    £7.34 Inc VAT
    In Stock

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  • 876144-R - Volvo Penta MD31A Diesel Engine Exhaust Manifold Gasket Kit - (2 Required per Engine)
    876144-R
    Exhaust Manifold Gasket Kit - (2 Required per Engine)
    List Price
    £25.80 Ex VAT
    £30.96 Inc VAT
    Keypart Price
    £20.64 Ex VAT
    £24.77 Inc VAT
    In Stock

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  • 948187-R - Volvo Penta MD31A Diesel Engine Sump Drain Plug
    948187-R
    Sump Drain Plug
    List Price
    £3.90 Ex VAT
    £4.68 Inc VAT
    Keypart Price
    £3.51 Ex VAT
    £4.21 Inc VAT
    Please Contact for Stock Status

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  • 18818-R - Volvo Penta MD31A Diesel Engine Washer for Sump Drain Plug - Replacement
    18818-R
    Washer for Sump Drain Plug - Replacement
    Keypart Price
    £0.82 Ex VAT
    £0.98 Inc VAT
    Low Stock

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Lubricants

Engine oil capacity is approximately 9.00 Litres

  • 22479638 - Volvo Penta MD31A Diesel Engine VDS-3 15W/40 Volvo Engine Oil 1-Litre - Genuine (Not available to customers outside the UK) - (May be mixed with VDS-4)
    22479638
    VDS-3 15W/40 Volvo Engine Oil 1-Litre - Genuine (Not available to customers outside the UK) - (May be mixed with VDS-4)
    List Price
    £8.50 Ex VAT
    £10.20 Inc VAT
    Keypart Price
    £7.65 Ex VAT
    £9.18 Inc VAT
    Low Stock

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  • 22567206 - Volvo Penta MD31A Diesel Engine Type 90 Green Coolant/Anti-freeze Concentrate - 5 Litre - Genuine - May NOT be mixed with Yellow (Not available to customers outside the UK)
    22567206
    Type 90 Green Coolant/Anti-freeze Concentrate - 5 Litre - Genuine - May NOT be mixed with Yellow (Not available to customers outside the UK)
    Keypart Price
    £37.90 Ex VAT
    £45.48 Inc VAT
    Please Contact for Stock Status

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  • 22567295 - Volvo Penta MD31A Diesel Engine VCS Yellow Coolant/Anti-Freeze Concentrate 5 Litre - Genuine - May NOT be mixed with Green (Not available to customers outside the UK)
    22567295
    VCS Yellow Coolant/Anti-Freeze Concentrate 5 Litre - Genuine - May NOT be mixed with Green (Not available to customers outside the UK)
    Keypart Price
    £38.40 Ex VAT
    £46.08 Inc VAT
    Please Contact for Stock Status

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  • 23068343 - Volvo Penta MD31A Diesel Engine VDS-4.5 15W/40 High-performance Volvo Engine Oil 5-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    23068343
    VDS-4.5 15W/40 High-performance Volvo Engine Oil 5-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    Keypart Price
    £33.50 Ex VAT
    £40.20 Inc VAT
    In Stock

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  • 23039851 - Volvo Penta MD31A Diesel Engine VDS-4.5 15W/40 High-performance Volvo Engine Oil 20-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    23039851
    VDS-4.5 15W/40 High-performance Volvo Engine Oil 20-Litre - Genuine (Not available to customers outside the UK) - (may be mixed with VDS-3)
    List Price
    £115.00 Ex VAT
    £138.00 Inc VAT
    Keypart Price
    £92.00 Ex VAT
    £110.40 Inc VAT
    Please Contact for Stock Status

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Cooling System

Coolant Capacity is approximately 13.0 Litres

  • 947893 - Volvo Penta MD31A Diesel Engine Drain Tap - for Cylinder Block
    947893
    Drain Tap - for Cylinder Block
    Keypart Price
    £11.30 Ex VAT
    £13.56 Inc VAT
    In Stock

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  • 3831424-R - Volvo Penta MD31A Diesel Engine Thermostat Kit - (2 Required per Engine)
    3831424-R
    Thermostat Kit - (2 Required per Engine)
    List Price
    £29.90 Ex VAT
    £35.88 Inc VAT
    Keypart Price
    £23.92 Ex VAT
    £28.70 Inc VAT
    Low Stock

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  • 838929-R - Volvo Penta MD31A Diesel Engine Zinc Pencil Anode - Sea-water use
    838929-R
    Zinc Pencil Anode - Sea-water use
    List Price
    £8.20 Ex VAT
    £9.84 Inc VAT
    Keypart Price
    £5.74 Ex VAT
    £6.89 Inc VAT
    In Stock

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  • 838929M - Volvo Penta MD31A Diesel Engine Magnesium Pencil Anode - Fresh-water use
    838929M
    Magnesium Pencil Anode - Fresh-water use
    List Price
    £9.20 Ex VAT
    £11.04 Inc VAT
    Keypart Price
    £6.90 Ex VAT
    £8.28 Inc VAT
    Please Contact for Stock Status

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  • 838928-R - Volvo Penta MD31A Diesel Engine Brass Holder for 838929 Pencil Anode
    838928-R
    Brass Holder for 838929 Pencil Anode
    List Price
    £13.60 Ex VAT
    £16.32 Inc VAT
    Keypart Price
    £10.88 Ex VAT
    £13.06 Inc VAT
    In Stock

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  • 841693-R - Volvo Penta MD31A Diesel Engine Seawater Pump Cover Screw
    841693-R
    Seawater Pump Cover Screw
    List Price
    £3.00 Ex VAT
    £3.60 Inc VAT
    Keypart Price
    £2.40 Ex VAT
    £2.88 Inc VAT
    In Stock

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  • 808275-R - Volvo Penta MD31A Diesel Engine Seawater Pump Cover Gasket
    808275-R
    Seawater Pump Cover Gasket
    List Price
    £6.40 Ex VAT
    £7.68 Inc VAT
    Keypart Price
    £5.12 Ex VAT
    £6.14 Inc VAT
    In Stock

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  • 3581618 - Volvo Penta MD31A Diesel Engine Seawater Pump Cover O-ring - Genuine - for Pumps without Gasket
    3581618
    Seawater Pump Cover O-ring - Genuine - for Pumps without Gasket
    List Price
    £1.50 Ex VAT
    £1.80 Inc VAT
    Keypart Price
    £1.35 Ex VAT
    £1.62 Inc VAT
    Low Stock

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  • 858467-R - Volvo Penta MD31A Diesel Engine Seawater Pump Drive Coupling
    858467-R
    Seawater Pump Drive Coupling
    List Price
    £18.80 Ex VAT
    £22.56 Inc VAT
    Keypart Price
    £15.04 Ex VAT
    £18.05 Inc VAT
    In Stock

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  • 968971-R - Volvo Penta MD31A Diesel Engine Seawater Pump to Block O-ring
    968971-R
    Seawater Pump to Block O-ring
    List Price
    £4.20 Ex VAT
    £5.04 Inc VAT
    Keypart Price
    £3.36 Ex VAT
    £4.03 Inc VAT
    In Stock

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  • 21951356-R - Volvo Penta MD31A Diesel Engine Impeller Kit - Replacement - (WITHOUT thread for removal Tool)
    21951356-R
    Impeller Kit - Replacement - (WITHOUT thread for removal Tool)
    List Price
    £51.40 Ex VAT
    £61.68 Inc VAT
    Keypart Price
    £35.98 Ex VAT
    £43.18 Inc VAT
    Low Stock

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  • 21951356 - Volvo Penta MD31A Diesel Engine Impeller Kit - Genuine - (WITH thread for removal Tool - Tool NOT included)
    21951356
    Impeller Kit - Genuine - (WITH thread for removal Tool - Tool NOT included)
    List Price
    £51.40 Ex VAT
    £61.68 Inc VAT
    Keypart Price
    £46.26 Ex VAT
    £55.51 Inc VAT
    Please Contact for Stock Status

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  • 3843947 - Volvo Penta MD31A Diesel Engine Impeller Removal Tool for Genuine 21951356 Impeller only
    3843947
    Impeller Removal Tool for Genuine 21951356 Impeller only
    Keypart Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    In Stock

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Fuel System (Engine)

  • 21492771-R - Volvo Penta MD31A Diesel Engine Fuel Filter - Replacement (was 3825133) - - Spin-on type for Engine
    21492771-R
    Fuel Filter - Replacement (was 3825133) - - Spin-on type for Engine
    List Price
    £12.30 Ex VAT
    £14.76 Inc VAT
    Keypart Price
    £8.61 Ex VAT
    £10.33 Inc VAT
    In Stock

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  • 21492771 - Volvo Penta MD31A Diesel Engine Fuel Filter - Genuine (was V3825133) - - Spin-on Type for Engine
    21492771
    Fuel Filter - Genuine (was V3825133) - - Spin-on Type for Engine
    List Price
    £12.30 Ex VAT
    £14.76 Inc VAT
    Keypart Price
    £11.07 Ex VAT
    £13.28 Inc VAT
    Low Stock

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  • 273663-R - Volvo Penta MD31A Diesel Engine Fuel Pump Strainer Kit for Non-sealed Lift Pumps
    273663-R
    Fuel Pump Strainer Kit for Non-sealed Lift Pumps
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £13.50 Ex VAT
    £16.20 Inc VAT
    In Stock

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  • 3582310-R - Volvo Penta MD31A Diesel Engine Fuel Lift Pump Assembly - Late Sealed Type
    3582310-R
    Fuel Lift Pump Assembly - Late Sealed Type
    List Price
    £80.30 Ex VAT
    £96.36 Inc VAT
    Keypart Price
    £64.24 Ex VAT
    £77.09 Inc VAT
    In Stock

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  • 860447-R - Volvo Penta MD31A Diesel Engine Fuel Hose (Required when upgrading to Sealed Pump) - Replacement
    860447-R
    Fuel Hose (Required when upgrading to Sealed Pump) - Replacement
    List Price
    £85.20 Ex VAT
    £102.24 Inc VAT
    Keypart Price
    £51.12 Ex VAT
    £61.34 Inc VAT
    In Stock

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  • 860447 - Volvo Penta MD31A Diesel Engine Fuel Pipe (Required when upgrading to Sealed Pump) - Genuine
    860447
    Fuel Pipe (Required when upgrading to Sealed Pump) - Genuine
    List Price
    £85.20 Ex VAT
    £102.24 Inc VAT
    Keypart Price
    £76.68 Ex VAT
    £92.02 Inc VAT
    Special Order Usually 3 - 5 Days

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  • 3501530-R - Volvo Penta MD31A Diesel Engine Fuel Pump Gasket
    3501530-R
    Fuel Pump Gasket
    List Price
    £6.00 Ex VAT
    £7.20 Inc VAT
    Keypart Price
    £2.00 Ex VAT
    £2.40 Inc VAT
    In Stock

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Optional Fuel System Components

For additional types of Fuel Filters & Elements, please visit the Racor & Separ sections of our Website. These can be found under the "Accessories" heading on our Home Page.

  • 3581078-R - Volvo Penta MD31A Diesel Engine Fuel Filter for CAV/Delphi 296 Pre-filter (Optional) - Replacement
    3581078-R
    Fuel Filter for CAV/Delphi 296 Pre-filter (Optional) - Replacement
    List Price
    £8.20 Ex VAT
    £9.84 Inc VAT
    Keypart Price
    £5.74 Ex VAT
    £6.89 Inc VAT
    In Stock

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  • 3581078 - Volvo Penta MD31A Diesel Engine Fuel Filter for CAV/Delphi 296 Pre-filter - Genuine
    3581078
    Fuel Filter for CAV/Delphi 296 Pre-filter - Genuine
    List Price
    £8.20 Ex VAT
    £9.84 Inc VAT
    Keypart Price
    £7.38 Ex VAT
    £8.86 Inc VAT
    In Stock

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  • FF105D - Volvo Penta MD31A Diesel Engine Fuel Filter - Fleetguard
    FF105D
    Fuel Filter - Fleetguard
    List Price
    £15.00 Ex VAT
    £18.00 Inc VAT
    Keypart Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    Low Stock

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  • FS1212 - Volvo Penta MD31A Diesel Engine Fuel Filter - Fleetguard
    FS1212
    Fuel Filter - Fleetguard
    List Price
    £15.00 Ex VAT
    £18.00 Inc VAT
    Keypart Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    In Stock

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Electrical System

  • 19923 - Volvo Penta MD31A Diesel Engine 12V/2W Panel Light Bulb - White Bayonet Type - Genuine
    19923
    12V/2W Panel Light Bulb - White Bayonet Type - Genuine
    Keypart Price
    £1.40 Ex VAT
    £1.68 Inc VAT
    In Stock

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  • 863946 - Volvo Penta MD31A Diesel Engine 12V/1.2W Red Capless Bulb for Late Type Panels - Genuine
    863946
    12V/1.2W Red Capless Bulb for Late Type Panels - Genuine
    List Price
    £3.90 Ex VAT
    £4.68 Inc VAT
    Keypart Price
    £3.51 Ex VAT
    £4.21 Inc VAT
    In Stock

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  • 966978-R - Volvo Penta MD31A Diesel Engine Drive Belt Set - Replacement
    966978-R
    Drive Belt Set - Replacement
    List Price
    £25.70 Ex VAT
    £30.84 Inc VAT
    Keypart Price
    £20.56 Ex VAT
    £24.67 Inc VAT
    In Stock

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  • 966978 - Volvo Penta MD31A Diesel Engine Drive Belt Set - Genuine
    966978
    Drive Belt Set - Genuine
    List Price
    £25.70 Ex VAT
    £30.84 Inc VAT
    Keypart Price
    £23.13 Ex VAT
    £27.76 Inc VAT
    Please Contact for Stock Status

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  • 873770-R - Volvo Penta MD31A Diesel Engine 14V/60A Alternator Assembly (Pulley NOT included)
    873770-R
    14V/60A Alternator Assembly (Pulley NOT included)
    List Price
    £345.00 Ex VAT
    £414.00 Inc VAT
    Keypart Price
    £230.00 Ex VAT
    £276.00 Inc VAT
    In Stock

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  • 3581774-R - Volvo Penta MD31A Diesel Engine Starter Motor Assembly
    3581774-R
    Starter Motor Assembly
    List Price
    £491.00 Ex VAT
    £589.20 Inc VAT
    Keypart Price
    £320.00 Ex VAT
    £384.00 Inc VAT
    Low Stock

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  • 22637542 - Volvo Penta MD31A Diesel Engine Engine Starter Relay
    22637542
    Engine Starter Relay
    List Price
    £30.50 Ex VAT
    £36.60 Inc VAT
    Keypart Price
    £27.45 Ex VAT
    £32.94 Inc VAT
    In Stock

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  • 22354203 - Volvo Penta MD31A Diesel Engine Logic Control Unit for Alarm Module (includes 4 x LED) - Genuine
    22354203
    Logic Control Unit for Alarm Module (includes 4 x LED) - Genuine
    List Price
    £266.00 Ex VAT
    £319.20 Inc VAT
    Keypart Price
    £239.40 Ex VAT
    £287.28 Inc VAT
    In Stock

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  • 828587 - Volvo Penta MD31A Diesel Engine Alarm Siren - Genuine
    828587
    Alarm Siren - Genuine
    List Price
    £62.50 Ex VAT
    £75.00 Inc VAT
    Keypart Price
    £56.25 Ex VAT
    £67.50 Inc VAT
    In Stock

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  • 3587072 - Volvo Penta MD31A Diesel Engine Key Switch Assembly with 2 Keys - Genuine
    3587072
    Key Switch Assembly with 2 Keys - Genuine
    List Price
    £175.00 Ex VAT
    £210.00 Inc VAT
    Keypart Price
    £157.50 Ex VAT
    £189.00 Inc VAT
    Please Contact for Stock Status

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  • 966689 - Volvo Penta MD31A Diesel Engine Reset Fuse Unit - Genuine
    966689
    Reset Fuse Unit - Genuine
    List Price
    £13.70 Ex VAT
    £16.44 Inc VAT
    Keypart Price
    £12.33 Ex VAT
    £14.80 Inc VAT
    In Stock

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  • 863169 - Volvo Penta MD31A Diesel Engine Oil Pressure Switch for Warning Light & Alarm - Genuine
    863169
    Oil Pressure Switch for Warning Light & Alarm - Genuine
    List Price
    £69.40 Ex VAT
    £83.28 Inc VAT
    Keypart Price
    £62.46 Ex VAT
    £74.95 Inc VAT
    In Stock

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  • 873601 - Volvo Penta MD31A Diesel Engine Conversion Harness (Required when changing Oil Pressure Switch) - Genuine
    873601
    Conversion Harness (Required when changing Oil Pressure Switch) - Genuine
    List Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    In Stock

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  • 873120-R - Volvo Penta MD31A Diesel Engine Split Charge Unit for Remote Mounting 70A Max
    873120-R
    Split Charge Unit for Remote Mounting 70A Max
    List Price
    £128.00 Ex VAT
    £153.60 Inc VAT
    Keypart Price
    £102.40 Ex VAT
    £122.88 Inc VAT
    Special Order Usually 3 - 5 Days

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  • 873517 - Volvo Penta MD31A Diesel Engine Tacho Bezel for 873992 when replacing units with Analogue Hourmeters
    873517
    Tacho Bezel for 873992 when replacing units with Analogue Hourmeters
    List Price
    £6.70 Ex VAT
    £8.04 Inc VAT
    Keypart Price
    £6.03 Ex VAT
    £7.24 Inc VAT
    In Stock

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  • 23715875 - Volvo Penta MD31A Diesel Engine Tacho/Hourmeter 0-6000rpm
    23715875
    Tacho/Hourmeter 0-6000rpm
    List Price
    £242.00 Ex VAT
    £290.40 Inc VAT
    Keypart Price
    £217.80 Ex VAT
    £261.36 Inc VAT
    Please Contact for Stock Status

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  • 866833 - Volvo Penta MD31A Diesel Engine Oil Pressure Sender for Gauge - Genuine - NOT suitable for flybridge installations with two Gauges - (Nut connectors)
    866833
    Oil Pressure Sender for Gauge - Genuine - NOT suitable for flybridge installations with two Gauges - (Nut connectors)
    List Price
    £140.00 Ex VAT
    £168.00 Inc VAT
    Keypart Price
    £126.00 Ex VAT
    £151.20 Inc VAT
    Please Contact for Stock Status

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  • 23715874 - Volvo Penta MD31A Diesel Engine Tacho/Hourmeter 0-4000rpm
    23715874
    Tacho/Hourmeter 0-4000rpm
    List Price
    £364.00 Ex VAT
    £436.80 Inc VAT
    Keypart Price
    £327.60 Ex VAT
    £393.12 Inc VAT
    In Stock

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Repair Kits

  • 3582435 - Volvo Penta MD31A Diesel Engine De-Coke Gasket Kit
    3582435
    De-Coke Gasket Kit
    List Price
    £405.00 Ex VAT
    £486.00 Inc VAT
    Keypart Price
    £280.00 Ex VAT
    £336.00 Inc VAT
    In Stock

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  • 876361-R - Volvo Penta MD31A Diesel Engine Additional Gasket Kit
    876361-R
    Additional Gasket Kit
    List Price
    £305.00 Ex VAT
    £366.00 Inc VAT
    Keypart Price
    £180.00 Ex VAT
    £216.00 Inc VAT
    In Stock

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  • 22016 - Volvo Penta MD31A Diesel Engine Seawater Pump Gasket & Seal Kit
    22016
    Seawater Pump Gasket & Seal Kit
    List Price
    £16.70 Ex VAT
    £20.04 Inc VAT
    Keypart Price
    £13.36 Ex VAT
    £16.03 Inc VAT
    In Stock

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  • 22027 - Volvo Penta MD31A Diesel Engine Fuel Pipe Washer Kit
    22027
    Fuel Pipe Washer Kit
    List Price
    £13.78 Ex VAT
    £16.54 Inc VAT
    Keypart Price
    £10.33 Ex VAT
    £12.40 Inc VAT
    In Stock

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  • 828422-R - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Replacement
    828422-R
    Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Replacement
    List Price
    £105.00 Ex VAT
    £126.00 Inc VAT
    Keypart Price
    £78.75 Ex VAT
    £94.50 Inc VAT
    In Stock

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  • 828526-R - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Replacement
    828526-R
    Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Replacement
    List Price
    £137.00 Ex VAT
    £164.40 Inc VAT
    Keypart Price
    £95.00 Ex VAT
    £114.00 Inc VAT
    In Stock

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  • 828527-R - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Replacement
    828527-R
    Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Replacement
    List Price
    £157.00 Ex VAT
    £188.40 Inc VAT
    Keypart Price
    £100.00 Ex VAT
    £120.00 Inc VAT
    In Stock

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  • 828422 - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Genuine
    828422
    Rubber Stuffing Box for 30 mm Shaft wiith Sleeve Diameter of 48mm - Genuine
    List Price
    £105.00 Ex VAT
    £126.00 Inc VAT
    Keypart Price
    £94.50 Ex VAT
    £113.40 Inc VAT
    In Stock

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  • 828526 - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Genuine
    828526
    Rubber Stuffing Box for 35 mm Shaft with Sleeve Diameter of 54mm - Genuine
    List Price
    £137.00 Ex VAT
    £164.40 Inc VAT
    Keypart Price
    £123.30 Ex VAT
    £147.96 Inc VAT
    In Stock

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  • 828527 - Volvo Penta MD31A Diesel Engine Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Genuine
    828527
    Rubber Stuffing Box for 40 mm Shaft with Sleeve Diameter of 60mm - Genuine
    List Price
    £157.00 Ex VAT
    £188.40 Inc VAT
    Keypart Price
    £141.30 Ex VAT
    £169.56 Inc VAT
    Please Contact for Stock Status

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  • 828250 - Volvo Penta MD31A Diesel Engine 25G Tube Of Grease for Rubber Stuffing Box - Genuine
    828250
    25G Tube Of Grease for Rubber Stuffing Box - Genuine
    Keypart Price
    £3.70 Ex VAT
    £4.44 Inc VAT
    In Stock

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MS2 Reverse Gear

MS2 Gearbox Oil Capacity is approximately 0.85 Litres (use Engine Oil)

  • 875704 - Volvo Penta MD31A Diesel Engine Gasket & Seal Kit - Genuine
    875704
    Gasket & Seal Kit - Genuine
    List Price
    £149.00 Ex VAT
    £178.80 Inc VAT
    Keypart Price
    £134.10 Ex VAT
    £160.92 Inc VAT
    In Stock

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  • 925054-R - Volvo Penta MD31A Diesel Engine O-Ring - for Dipstick
    925054-R
    O-Ring - for Dipstick
    Keypart Price
    £1.30 Ex VAT
    £1.56 Inc VAT
    Low Stock

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  • 958838-R - Volvo Penta MD31A Diesel Engine Seal Ring - for Gear Selector
    958838-R
    Seal Ring - for Gear Selector
    List Price
    £13.03 Ex VAT
    £15.64 Inc VAT
    Keypart Price
    £10.42 Ex VAT
    £12.50 Inc VAT
    In Stock

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  • OR-659 - Volvo Penta MD31A Diesel Engine O-Ring - for Gear Selector Housing
    OR-659
    O-Ring - for Gear Selector Housing
    List Price
    £2.20 Ex VAT
    £2.64 Inc VAT
    Keypart Price
    £1.98 Ex VAT
    £2.38 Inc VAT
    In Stock

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  • OR-473 - Volvo Penta MD31A Diesel Engine O-Ring - for Oil Filler Cap
    OR-473
    O-Ring - for Oil Filler Cap
    List Price
    £3.70 Ex VAT
    £4.44 Inc VAT
    Keypart Price
    £2.96 Ex VAT
    £3.55 Inc VAT
    In Stock

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  • 951924 - Volvo Penta MD31A Diesel Engine Roll Pin - for Gear Selector
    951924
    Roll Pin - for Gear Selector
    Keypart Price
    £0.69 Ex VAT
    £0.83 Inc VAT
    In Stock

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  • 803762-R - Volvo Penta MD31A Diesel Engine Rubber Element for Volvo Flexible Coupling (4 or 6 required)
    803762-R
    Rubber Element for Volvo Flexible Coupling (4 or 6 required)
    List Price
    £38.50 Ex VAT
    £46.20 Inc VAT
    Keypart Price
    £30.80 Ex VAT
    £36.96 Inc VAT
    In Stock

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MS4A & MS4B Reverse Gear

MS4A & MS4B Gearbox Oil Capacity is approximately 1.7 Litres

  • 876073 - Volvo Penta MD31A Diesel Engine Gasket & Seal Kit - Genuine
    876073
    Gasket & Seal Kit - Genuine
    List Price
    £145.00 Ex VAT
    £174.00 Inc VAT
    Keypart Price
    £130.50 Ex VAT
    £156.60 Inc VAT
    In Stock

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  • 955974-R - Volvo Penta MD31A Diesel Engine O-ring - for Dipstick
    955974-R
    O-ring - for Dipstick
    Keypart Price
    £0.51 Ex VAT
    £0.61 Inc VAT
    In Stock

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  • 958838-R - Volvo Penta MD31A Diesel Engine Seal Ring - for Gear Selector
    958838-R
    Seal Ring - for Gear Selector
    List Price
    £13.03 Ex VAT
    £15.64 Inc VAT
    Keypart Price
    £10.42 Ex VAT
    £12.50 Inc VAT
    In Stock

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  • 951924 - Volvo Penta MD31A Diesel Engine Roll Pin - for Gear Selector
    951924
    Roll Pin - for Gear Selector
    Keypart Price
    £0.69 Ex VAT
    £0.83 Inc VAT
    In Stock

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  • 22479650 - Volvo Penta MD31A Diesel Engine GL5 75W/90 Synthetic Gear Oil - 1 Litre - Genuine (Not available to customers outside the UK)
    22479650
    GL5 75W/90 Synthetic Gear Oil - 1 Litre - Genuine (Not available to customers outside the UK)
    List Price
    £20.70 Ex VAT
    £24.84 Inc VAT
    Keypart Price
    £18.63 Ex VAT
    £22.36 Inc VAT
    Low Stock

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  • 22479648 - Volvo Penta MD31A Diesel Engine GL5 75W/90 Synthetic Gear Oil - 5 Litre - Genuine (Not available to customers outside the UK)
    22479648
    GL5 75W/90 Synthetic Gear Oil - 5 Litre - Genuine (Not available to customers outside the UK)
    List Price
    £94.20 Ex VAT
    £113.04 Inc VAT
    Keypart Price
    £84.78 Ex VAT
    £101.74 Inc VAT
    Please Contact for Stock Status

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  • 18-9680-2 - Volvo Penta MD31A Diesel Engine GL5 75W/90 Synthetic Gear Oil - 0.946 Litre - Sierra (Not available to customers outside the UK)
    18-9680-2
    GL5 75W/90 Synthetic Gear Oil - 0.946 Litre - Sierra (Not available to customers outside the UK)
    List Price
    £20.70 Ex VAT
    £24.84 Inc VAT
    Keypart Price
    £14.49 Ex VAT
    £17.39 Inc VAT
    In Stock

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  • 18-9680-5 - Volvo Penta MD31A Diesel Engine GL5 75W/90 Synthetic Gear Oil - 18.95 Litre - Sierra (Not available to customers outside the UK)
    18-9680-5
    GL5 75W/90 Synthetic Gear Oil - 18.95 Litre - Sierra (Not available to customers outside the UK)
    List Price
    £357.02 Ex VAT
    £428.42 Inc VAT
    Keypart Price
    £250.00 Ex VAT
    £300.00 Inc VAT
    In Stock

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Zinc Shaft Clamp Anodes - Seawater Use

  • 800500ZN - Volvo Penta MD31A Diesel Engine 3/4" Zinc Shaft Anode
    800500ZN
    3/4" Zinc Shaft Anode
    List Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    Keypart Price
    £11.20 Ex VAT
    £13.44 Inc VAT
    In Stock

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  • 800502ZN - Volvo Penta MD31A Diesel Engine 25mm Zinc Shaft Anode
    800502ZN
    25mm Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800503ZN - Volvo Penta MD31A Diesel Engine 1" Zinc Shaft Anode
    800503ZN
    1" Zinc Shaft Anode
    List Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    Keypart Price
    £11.20 Ex VAT
    £13.44 Inc VAT
    Low Stock

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  • 800506ZN - Volvo Penta MD31A Diesel Engine 30mm Zinc Shaft Anode
    800506ZN
    30mm Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800507ZN - Volvo Penta MD31A Diesel Engine 1-1/4" Zinc Shaft Anode
    800507ZN
    1-1/4" Zinc Shaft Anode
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £11.90 Ex VAT
    £14.28 Inc VAT
    In Stock

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  • 800509ZN - Volvo Penta MD31A Diesel Engine 35mm Zinc Shaft Anode
    800509ZN
    35mm Zinc Shaft Anode
    List Price
    £18.00 Ex VAT
    £21.60 Inc VAT
    Keypart Price
    £12.60 Ex VAT
    £15.12 Inc VAT
    In Stock

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  • 800510ZN - Volvo Penta MD31A Diesel Engine 1-1/2" Zinc Shaft Anode
    800510ZN
    1-1/2" Zinc Shaft Anode
    List Price
    £18.00 Ex VAT
    £21.60 Inc VAT
    Keypart Price
    £12.60 Ex VAT
    £15.12 Inc VAT
    Low Stock

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  • 800511ZN - Volvo Penta MD31A Diesel Engine 40mm Zinc Shaft Anode
    800511ZN
    40mm Zinc Shaft Anode
    List Price
    £22.00 Ex VAT
    £26.40 Inc VAT
    Keypart Price
    £15.40 Ex VAT
    £18.48 Inc VAT
    In Stock

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  • 800512ZN - Volvo Penta MD31A Diesel Engine 45mm Zinc Shaft Anode
    800512ZN
    45mm Zinc Shaft Anode
    List Price
    £23.00 Ex VAT
    £27.60 Inc VAT
    Keypart Price
    £16.10 Ex VAT
    £19.32 Inc VAT
    Please Contact for Stock Status

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  • 800513ZN - Volvo Penta MD31A Diesel Engine 50mm Zinc Shaft Anode
    800513ZN
    50mm Zinc Shaft Anode
    List Price
    £30.00 Ex VAT
    £36.00 Inc VAT
    Keypart Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    In Stock

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  • 800514ZN - Volvo Penta MD31A Diesel Engine 2" Zinc Shaft Anode
    800514ZN
    2" Zinc Shaft Anode
    List Price
    £30.00 Ex VAT
    £36.00 Inc VAT
    Keypart Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    In Stock

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Chemicals

Please note: It is NOT possible to ship most liquids by air. Aerosols can ONLY be purchased by customers in England, Scotland and Wales.

  • 1141566-R - Volvo Penta MD31A Diesel Engine *AEROSOL* Green Aerosol Paint - 400 ml (Shipping restrictions apply - see above)
    1141566-R
    *AEROSOL* Green Aerosol Paint - 400 ml (Shipping restrictions apply - see above)
    List Price
    £20.20 Ex VAT
    £24.24 Inc VAT
    Keypart Price
    £16.16 Ex VAT
    £19.39 Inc VAT
    Low Stock

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  • LOCTITE-243-10ML - Volvo Penta MD31A Diesel Engine Loctite Threadlock 10ml
    LOCTITE-243-10ML
    Loctite Threadlock 10ml
    List Price
    £20.00 Ex VAT
    £24.00 Inc VAT
    Keypart Price
    £15.00 Ex VAT
    £18.00 Inc VAT
    In Stock

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  • LOCTITE-243-50ML - Volvo Penta MD31A Diesel Engine Loctite Threadlock 50ml
    LOCTITE-243-50ML
    Loctite Threadlock 50ml
    List Price
    £45.00 Ex VAT
    £54.00 Inc VAT
    Keypart Price
    £40.00 Ex VAT
    £48.00 Inc VAT
    In Stock

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  • ACT1822 - Volvo Penta MD31A Diesel Engine *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    ACT1822
    *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    Keypart Price
    £5.64 Ex VAT
    £6.77 Inc VAT
    In Stock

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  • ACT1847 - Volvo Penta MD31A Diesel Engine *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    ACT1847
    *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    Low Stock

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  • ACT1558 - Volvo Penta MD31A Diesel Engine *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    ACT1558
    *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £5.50 Ex VAT
    £6.60 Inc VAT
    In Stock

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  • ACT1839 - Volvo Penta MD31A Diesel Engine *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    ACT1839
    *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £7.03 Ex VAT
    £8.44 Inc VAT
    In Stock

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  • 828250 - Volvo Penta MD31A Diesel Engine 25G Tube Of Grease for Rubber Stuffing Box - Genuine
    828250
    25G Tube Of Grease for Rubber Stuffing Box - Genuine
    Keypart Price
    £3.70 Ex VAT
    £4.44 Inc VAT
    In Stock

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  • ACT1947 - Volvo Penta MD31A Diesel Engine *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    ACT1947
    *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    Keypart Price
    £8.97 Ex VAT
    £10.76 Inc VAT
    Low Stock

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  • WASP-BIOKEM-SP15-50ML - Volvo Penta MD31A Diesel Engine 50ml Wasp Biocide (Preventative Treatment for 500 litres of Fuel) - - for more information on this product see www.separ.co.uk
    WASP-BIOKEM-SP15-50ML
    50ml Wasp Biocide (Preventative Treatment for 500 litres of Fuel) - - for more information on this product see www.separ.co.uk
    Keypart Price
    £9.25 Ex VAT
    £11.10 Inc VAT
    In Stock

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  • WASP-BIOKEM-SP15 - Volvo Penta MD31A Diesel Engine 250ml Wasp Biocide (Preventative Treatment for 2500 litres of Fuel) - - for more information on this product see www.separ.co.uk
    WASP-BIOKEM-SP15
    250ml Wasp Biocide (Preventative Treatment for 2500 litres of Fuel) - - for more information on this product see www.separ.co.uk
    Keypart Price
    £24.14 Ex VAT
    £28.97 Inc VAT
    Special Order Usually 2 - 4 Days

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  • ACT1848 - Volvo Penta MD31A Diesel Engine *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    ACT1848
    *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £8.78 Ex VAT
    £10.54 Inc VAT
    Low Stock

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  • ACT1851 - Volvo Penta MD31A Diesel Engine *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    ACT1851
    *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    Keypart Price
    £5.78 Ex VAT
    £6.94 Inc VAT
    Low Stock

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Tools & Manuals

  • 3843947 - Volvo Penta MD31A Diesel Engine Impeller Removal Tool for Genuine 21951356 Impeller only
    3843947
    Impeller Removal Tool for Genuine 21951356 Impeller only
    Keypart Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    In Stock

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MD31A Diesel Engine