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251 Petrol Engine

Manufactured between the years of 1989 - 1992


Engine


  • 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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  • Rocker Cover Gasket
    List Price
    £46.50 Ex VAT
    £55.80 Inc VAT
    Keypart Price
    £37.20 Ex VAT
    £44.64 Inc VAT
    In Stock

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  • Sump Drain Plug
    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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  • Washer for Sump Drain Plug - Replacement
    Keypart Price
    £0.82 Ex VAT
    £0.98 Inc VAT
    In Stock

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  • Timing Belt Tensioner Pulley
    List Price
    £165.00 Ex VAT
    £198.00 Inc VAT
    Keypart Price
    £148.50 Ex VAT
    £178.20 Inc VAT
    Please Contact for Stock Status

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  • Timing Belt
    List Price
    £51.60 Ex VAT
    £61.92 Inc VAT
    Keypart Price
    £27.00 Ex VAT
    £32.40 Inc VAT
    Low Stock

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  • Power Steering Drive Belt - for AQ171A & AQ171C
    List Price
    £7.00 Ex VAT
    £8.40 Inc VAT
    Keypart Price
    £6.30 Ex VAT
    £7.56 Inc VAT
    Please Contact for Stock Status

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Lubricants

Engine oil capacity is approximately 4.5 Litres


  • 25W/40 Engine Oil 4.7 Litre (Not available to customers outside the UK)
    List Price
    £33.32 Ex VAT
    £39.98 Inc VAT
    Keypart Price
    £24.99 Ex VAT
    £29.99 Inc VAT
    Low Stock

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  • 25W/40 Synthetic Blend Engine Oil 4.7 litre (Not available to customers outside the UK)
    List Price
    £37.69 Ex VAT
    £45.23 Inc VAT
    Keypart Price
    £28.27 Ex VAT
    £33.92 Inc VAT
    Low Stock

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  • 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
    Low Stock

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  • 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
    In Stock

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  • Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £63.00 Ex VAT
    £75.60 Inc VAT
    Please Contact for Stock Status

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Cooling System


  • Thermostat Kit - Replacement
    List Price
    £31.80 Ex VAT
    £38.16 Inc VAT
    Keypart Price
    £22.26 Ex VAT
    £26.71 Inc VAT
    Low Stock

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  • Thermostat Kit - Genuine
    List Price
    £31.80 Ex VAT
    £38.16 Inc VAT
    Keypart Price
    £28.62 Ex VAT
    £34.34 Inc VAT
    In Stock

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  • Impeller Kit - Replacement
    List Price
    £45.50 Ex VAT
    £54.60 Inc VAT
    Keypart Price
    £31.85 Ex VAT
    £38.22 Inc VAT
    In Stock

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  • Impeller Kit - Genuine
    List Price
    £45.50 Ex VAT
    £54.60 Inc VAT
    Keypart Price
    £40.95 Ex VAT
    £49.14 Inc VAT
    In Stock

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  • Seawater Pump Assembly - ** VALUE ITEM **
    List Price
    £521.00 Ex VAT
    £625.20 Inc VAT
    Keypart Price
    £195.00 Ex VAT
    £234.00 Inc VAT
    Special Order Usually 3 - 5 Days

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  • Seawater Pump Drive Coupling
    List Price
    £9.60 Ex VAT
    £11.52 Inc VAT
    Keypart Price
    £7.68 Ex VAT
    £9.22 Inc VAT
    In Stock

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  • Seawater Pump Cover Screw - Short
    Keypart Price
    £0.16 Ex VAT
    £0.19 Inc VAT
    In Stock

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  • Seawater Pump Cover Screw - Long
    Keypart Price
    £1.30 Ex VAT
    £1.56 Inc VAT
    In Stock

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  • Exhaust Manifold to Head Gasket
    List Price
    £45.60 Ex VAT
    £54.72 Inc VAT
    Keypart Price
    £36.48 Ex VAT
    £43.78 Inc VAT
    In Stock

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  • Exhaust Manifold to Outlet Gasket - Genuine
    List Price
    £5.10 Ex VAT
    £6.12 Inc VAT
    Keypart Price
    £4.59 Ex VAT
    £5.51 Inc VAT
    In Stock

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  • O-ring - Exhaust Manifold to Outlet
    List Price
    £5.90 Ex VAT
    £7.08 Inc VAT
    Keypart Price
    £4.72 Ex VAT
    £5.66 Inc VAT
    Special Order Usually 7 - 9 Days

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  • Circulation Pump Kit
    List Price
    £300.00 Ex VAT
    £360.00 Inc VAT
    Keypart Price
    £100.00 Ex VAT
    £120.00 Inc VAT
    Please Contact for Stock Status

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  • Pressure Cap
    List Price
    £29.60 Ex VAT
    £35.52 Inc VAT
    Keypart Price
    £11.84 Ex VAT
    £14.21 Inc VAT
    In Stock

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Fuel System (Engine)


  • Fuel Pipe Washer
    Keypart Price
    £0.67 Ex VAT
    £0.80 Inc VAT
    In Stock

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  • Lift Pump to Block Spacer
    List Price
    £15.70 Ex VAT
    £18.84 Inc VAT
    Keypart Price
    £14.13 Ex VAT
    £16.96 Inc VAT
    In Stock

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  • 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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  • Carburettor Repair Kit (1 Required per Carburettor)
    List Price
    £84.00 Ex VAT
    £100.80 Inc VAT
    Keypart Price
    £71.40 Ex VAT
    £85.68 Inc VAT
    Low Stock

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  • Fuel Lift Pump - Sealed Type - Replacement
    List Price
    £104.57 Ex VAT
    £125.48 Inc VAT
    Keypart Price
    £83.66 Ex VAT
    £100.39 Inc VAT
    In Stock

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  • Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    Keypart Price
    £12.33 Ex VAT
    £14.80 Inc VAT
    Please Contact for Stock Status

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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.


  • Fuel Filter Kit with 1/4" Ports - Aluminium Head (Short Filter) 21 micron for Bulkhead Mounting
    List Price
    £40.00 Ex VAT
    £48.00 Inc VAT
    Keypart Price
    £30.00 Ex VAT
    £36.00 Inc VAT
    Low Stock

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  • Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - Straight
    List Price
    £7.00 Ex VAT
    £8.40 Inc VAT
    Keypart Price
    £5.25 Ex VAT
    £6.30 Inc VAT
    Please Contact for Stock Status

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  • Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - 90 Deg
    List Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    Keypart Price
    £7.00 Ex VAT
    £8.40 Inc VAT
    Please Contact for Stock Status

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  • Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long - - for Bulkhead Mounting
    List Price
    £9.88 Ex VAT
    £11.86 Inc VAT
    Keypart Price
    £7.90 Ex VAT
    £9.48 Inc VAT
    Low Stock

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  • 10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long
    List Price
    £9.88 Ex VAT
    £11.86 Inc VAT
    Keypart Price
    £7.90 Ex VAT
    £9.48 Inc VAT
    In Stock

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  • 10-micron Fuel Filter - Chrome - Replacement
    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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  • 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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  • 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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  • 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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Ignition System


  • Spark Plug
    List Price
    £5.68 Ex VAT
    £6.82 Inc VAT
    Keypart Price
    £4.26 Ex VAT
    £5.11 Inc VAT
    In Stock

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  • Rotor Arm - Genuine
    List Price
    £34.20 Ex VAT
    £41.04 Inc VAT
    Keypart Price
    £30.78 Ex VAT
    £36.94 Inc VAT
    Special Order Usually 3 - 5 Days

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  • Distributor Cap
    List Price
    £126.00 Ex VAT
    £151.20 Inc VAT
    Keypart Price
    £113.40 Ex VAT
    £136.08 Inc VAT
    Special Order Usually 3 - 5 Days

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Electrical System


  • 55A Power Trim Fuse - Genuine
    List Price
    £17.20 Ex VAT
    £20.64 Inc VAT
    Keypart Price
    £15.48 Ex VAT
    £18.58 Inc VAT
    In Stock

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  • Alternator Drive Belt
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £13.60 Ex VAT
    £16.32 Inc VAT
    Low Stock

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  • 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
    Low Stock

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  • Starter Motor Assembly - 12V
    List Price
    £373.00 Ex VAT
    £447.60 Inc VAT
    Keypart Price
    £155.00 Ex VAT
    £186.00 Inc VAT
    Please Contact for Stock Status

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  • Key Switch Kit - Genuine - - Replaces earlier Bosch/Nieman Type
    List Price
    £127.00 Ex VAT
    £152.40 Inc VAT
    Keypart Price
    £114.30 Ex VAT
    £137.16 Inc VAT
    In Stock

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Repair Kits


  • De-Coke Gasket Kit
    List Price
    £286.42 Ex VAT
    £343.70 Inc VAT
    Keypart Price
    £200.49 Ex VAT
    £240.59 Inc VAT
    In Stock

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  • Additional Gasket Kit
    List Price
    £98.70 Ex VAT
    £118.44 Inc VAT
    Keypart Price
    £88.83 Ex VAT
    £106.60 Inc VAT
    In Stock

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  • Water Pipe Seal Ring Kit
    List Price
    £15.42 Ex VAT
    £18.50 Inc VAT
    Keypart Price
    £11.56 Ex VAT
    £13.87 Inc VAT
    In Stock

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  • Oil Cooler Seal Kit
    List Price
    £4.43 Ex VAT
    £5.32 Inc VAT
    Keypart Price
    £3.32 Ex VAT
    £3.98 Inc VAT
    In Stock

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  • Seawater Pump Seal Kit
    List Price
    £8.93 Ex VAT
    £10.72 Inc VAT
    Keypart Price
    £6.70 Ex VAT
    £8.04 Inc VAT
    In Stock

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  • Circulation Pump Installation Kit
    List Price
    £13.80 Ex VAT
    £16.56 Inc VAT
    Keypart Price
    £8.28 Ex VAT
    £9.94 Inc VAT
    Please Contact for Stock Status

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  • Heat Exchange Gasket & Seal Kit
    List Price
    £55.32 Ex VAT
    £66.38 Inc VAT
    Keypart Price
    £41.49 Ex VAT
    £49.79 Inc VAT
    In Stock

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  • Seal Kit for CAV/Delphi 296 Pre-filter
    List Price
    £4.93 Ex VAT
    £5.92 Inc VAT
    Keypart Price
    £3.94 Ex VAT
    £4.73 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.


Tools & Manuals


  • Engine & Sterndrive Workshop Manual
    List Price
    £40.00 Ex VAT
    £40.00 Inc VAT
    Keypart Price
    £35.00 Ex VAT
    £35.00 Inc VAT
    In Stock

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  • Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £63.00 Ex VAT
    £75.60 Inc VAT
    Please Contact for Stock Status

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Accessories


  • Safety Switch - Sierra Marine Works - Coiled Lanyard
    List Price
    £32.00 Ex VAT
    £38.40 Inc VAT
    Keypart Price
    £24.00 Ex VAT
    £28.80 Inc VAT
    Low Stock

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  • Battery Master Switch - Sierra Marine Works - 12V/100A Continuous (12V/500A for 10 seconds)
    List Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    Keypart Price
    £15.75 Ex VAT
    £18.90 Inc VAT
    Please Contact for Stock Status

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251 Petrol Engine