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502 MAG Petrol Engine Parts

A serial number between the range of 0C878221 - 0D824588

Manufactured between the years of 1990 - 1992


Service Items


  • Oil Filter - Replacement
    List Price
    £12.74 Ex VAT
    £15.29 Inc VAT
    Keypart Price
    £8.92 Ex VAT
    £10.70 Inc VAT
    Low Stock

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  • Oil Filter - Chrome - Replacement
    List Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Keypart Price
    £13.60 Ex VAT
    £16.32 Inc VAT
    In Stock

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  • Oil Filter - Genuine
    List Price
    £12.74 Ex VAT
    £15.29 Inc VAT
    Keypart Price
    £11.47 Ex VAT
    £13.76 Inc VAT
    In Stock

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  • Rocker Cover Gasket (2 required per engine)
    List Price
    £12.71 Ex VAT
    £15.25 Inc VAT
    Keypart Price
    £11.44 Ex VAT
    £13.73 Inc VAT
    In Stock

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  • Intake Manifold Gasket Kit
    List Price
    £131.91 Ex VAT
    £158.29 Inc VAT
    Keypart Price
    £79.15 Ex VAT
    £94.98 Inc VAT
    In Stock

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Lubricants

Engine oil capacity is approximately 7.6 Litres


  • Power Trim & Tilt Fluid - 10oz/283.5g
    List Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    Keypart Price
    £7.20 Ex VAT
    £8.64 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
    In Stock

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Cooling System


  • Thermostat Kit 142 deg
    List Price
    £40.35 Ex VAT
    £48.42 Inc VAT
    Keypart Price
    £32.28 Ex VAT
    £38.74 Inc VAT
    In Stock

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  • Circulation Pump - ** VALUE ITEM *
    List Price
    £226.83 Ex VAT
    £272.20 Inc VAT
    Keypart Price
    £120.00 Ex VAT
    £144.00 Inc VAT
    In Stock

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  • Drain Tap Assembly - for Cylinder Block
    Keypart Price
    £5.06 Ex VAT
    £6.07 Inc VAT
    In Stock

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  • Exhaust Manifold (2 required per engine) - ** VALUE ITEM **
    List Price
    £770.61 Ex VAT
    £924.73 Inc VAT
    Keypart Price
    £195.00 Ex VAT
    £234.00 Inc VAT
    In Stock

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  • High Quality 4" OD Exhaust Riser Kit (including Gasket) 2 required per engine - Replacement
    List Price
    £236.06 Ex VAT
    £283.27 Inc VAT
    Keypart Price
    £129.70 Ex VAT
    £155.64 Inc VAT
    In Stock

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  • Exhaust Manifold to Head Gasket (2 required per engine)
    List Price
    £18.44 Ex VAT
    £22.13 Inc VAT
    Keypart Price
    £14.75 Ex VAT
    £17.70 Inc VAT
    In Stock

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  • Exhaust Riser to Manifold Gasket (2 required per engine)
    List Price
    £14.99 Ex VAT
    £17.99 Inc VAT
    Keypart Price
    £11.99 Ex VAT
    £14.39 Inc VAT
    Low Stock

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  • Drive Belt - for Circ Pump & Alternator
    List Price
    £32.07 Ex VAT
    £38.48 Inc VAT
    Keypart Price
    £25.66 Ex VAT
    £30.79 Inc VAT
    Please Contact for Stock Status

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Bravo Specification Components Note: Sea-water Pump mounted on the Engine and NOT in the Sterndrive


  • Drive Belt - for Sea-water Pump
    List Price
    £26.56 Ex VAT
    £31.87 Inc VAT
    Keypart Price
    £21.25 Ex VAT
    £25.50 Inc VAT
    In Stock

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  • Sea-water Pump Impeller
    List Price
    £27.39 Ex VAT
    £32.87 Inc VAT
    Keypart Price
    £21.94 Ex VAT
    £26.33 Inc VAT
    In Stock

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  • Impeller Repair Kit for 2-piece Body
    List Price
    £112.13 Ex VAT
    £134.56 Inc VAT
    Keypart Price
    £78.49 Ex VAT
    £94.19 Inc VAT
    In Stock

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  • Impeller Repair Kit for 1-piece Plastic Body
    List Price
    £69.22 Ex VAT
    £83.06 Inc VAT
    Keypart Price
    £55.38 Ex VAT
    £66.46 Inc VAT
    Low Stock

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  • Engine Coupler - Replacement (Engine Alignment will need to be checked when replacing this item)
    List Price
    £464.22 Ex VAT
    £557.06 Inc VAT
    Keypart Price
    £371.38 Ex VAT
    £445.66 Inc VAT
    In Stock

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  • Sea-water Pump Repair Kit with Housing
    List Price
    £99.98 Ex VAT
    £119.98 Inc VAT
    Keypart Price
    £79.98 Ex VAT
    £95.98 Inc VAT
    Low Stock

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Fuel System (Engine)


  • Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long
    List Price
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.23 Ex VAT
    £9.88 Inc VAT
    Low Stock

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  • 10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long
    List Price
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.22 Ex VAT
    £9.86 Inc VAT
    Low 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
    Low Stock

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  • 25-Micron Fuel Filter - Spin On - Genuine
    List Price
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £9.25 Ex VAT
    £11.10 Inc VAT
    Low Stock

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  • Carburettor Repair Kit - Rochester 4BBL
    List Price
    £33.69 Ex VAT
    £40.43 Inc VAT
    Keypart Price
    £26.95 Ex VAT
    £32.34 Inc VAT
    In Stock

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  • Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    Keypart Price
    £12.83 Ex VAT
    £15.40 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.


  • 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
    Please Contact for Stock Status

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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
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.23 Ex VAT
    £9.88 Inc VAT
    Low Stock

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  • 10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long - - for Bulkhead Mounting
    List Price
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.22 Ex VAT
    £9.86 Inc VAT
    Low Stock

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  • 10-micron Fuel Filter - Chrome - Replacement - - for Bulkhead Mounting
    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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  • 25-Micron Fuel Filter - Spin On - Genuine - - for Bulkhead Mounting
    List Price
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £9.25 Ex VAT
    £11.10 Inc VAT
    Low Stock

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Ignition System


  • Spark Plug - (8 required per engine)
    List Price
    £5.05 Ex VAT
    £6.06 Inc VAT
    Keypart Price
    £3.03 Ex VAT
    £3.64 Inc VAT
    Low Stock

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  • Distributor Cap - Thunderbolt
    List Price
    £71.66 Ex VAT
    £85.99 Inc VAT
    Keypart Price
    £57.33 Ex VAT
    £68.80 Inc VAT
    In Stock

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  • Rotor/Trigger Assembly - Thunderbolt
    List Price
    £29.18 Ex VAT
    £35.02 Inc VAT
    Keypart Price
    £23.34 Ex VAT
    £28.01 Inc VAT
    In Stock

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  • Distributor Ignition Sensor - Thunderbolt
    List Price
    £78.85 Ex VAT
    £94.62 Inc VAT
    Keypart Price
    £70.97 Ex VAT
    £85.16 Inc VAT
    In Stock

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  • Ignition Coil - Replacement - - Thunderbolt
    List Price
    £78.84 Ex VAT
    £94.61 Inc VAT
    Keypart Price
    £51.25 Ex VAT
    £61.50 Inc VAT
    Please Contact for Stock Status

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  • H T Lead Set - Thunderbolt
    List Price
    £61.83 Ex VAT
    £74.20 Inc VAT
    Keypart Price
    £49.46 Ex VAT
    £59.35 Inc VAT
    In Stock

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  • V8 Thunderbolt IV Distributor Assembly - Replacement
    List Price
    £337.77 Ex VAT
    £405.32 Inc VAT
    Keypart Price
    £270.22 Ex VAT
    £324.26 Inc VAT
    Please Contact for Stock Status

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  • HT Lead Marker Set numbered 1 to 8
    List Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    Keypart Price
    £8.00 Ex VAT
    £9.60 Inc VAT
    Low Stock

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  • HT Lead Wire Separator Kit - Blue
    List Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    Keypart Price
    £8.00 Ex VAT
    £9.60 Inc VAT
    Please Contact for Stock Status

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  • HT Lead Wire Separator Kit - Black
    List Price
    £10.00 Ex VAT
    £12.00 Inc VAT
    Keypart Price
    £8.00 Ex VAT
    £9.60 Inc VAT
    In Stock

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Electrical System


  • Marine Starter Motor Assembly - Heavy Duty with Water Drain
    List Price
    £257.00 Ex VAT
    £308.40 Inc VAT
    Keypart Price
    £120.00 Ex VAT
    £144.00 Inc VAT
    Please Contact for Stock Status

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  • Mando 55amp Alternator
    List Price
    £303.67 Ex VAT
    £364.40 Inc VAT
    Keypart Price
    £170.00 Ex VAT
    £204.00 Inc VAT
    In Stock

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  • Solenoid Kit - Flat Bracket - (Slave for Starter Motor)
    List Price
    £34.86 Ex VAT
    £41.83 Inc VAT
    Keypart Price
    £27.89 Ex VAT
    £33.47 Inc VAT
    In Stock

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  • Temperature Sender 3/8"-18 - Spanner Size 11/16" - 1-1/2" Long
    List Price
    £33.66 Ex VAT
    £40.39 Inc VAT
    Keypart Price
    £26.93 Ex VAT
    £32.32 Inc VAT
    In Stock

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  • Oil Pressure Sender
    List Price
    £55.52 Ex VAT
    £66.62 Inc VAT
    Keypart Price
    £44.42 Ex VAT
    £53.30 Inc VAT
    In Stock

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  • 50amp Reset Fuse Unit
    List Price
    £117.00 Ex VAT
    £140.40 Inc VAT
    Keypart Price
    £81.90 Ex VAT
    £98.28 Inc VAT
    In Stock

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  • Stop Switch Lanyard - Genuine
    Keypart Price
    £13.96 Ex VAT
    £16.75 Inc VAT
    In Stock

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  • Oil Pressure Switch for Alarm - Genuine
    List Price
    £32.51 Ex VAT
    £39.01 Inc VAT
    Keypart Price
    £29.26 Ex VAT
    £35.11 Inc VAT
    In Stock

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  • Temperature Switch for Alarm - Genuine
    List Price
    £117.66 Ex VAT
    £141.19 Inc VAT
    Keypart Price
    £105.89 Ex VAT
    £127.07 Inc VAT
    In Stock

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Repair Items


  • Timing Cover to Block gasket
    List Price
    £12.52 Ex VAT
    £15.02 Inc VAT
    Keypart Price
    £8.76 Ex VAT
    £10.51 Inc VAT
    Special Order Usually 7 - 9 Days

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  • Power Steering Pump Assembly (NO Pulley) - Replacement
    List Price
    £625.32 Ex VAT
    £750.38 Inc VAT
    Keypart Price
    £450.00 Ex VAT
    £540.00 Inc VAT
    In Stock

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  • Flywheel Ring Gear For 14" GM Flywheel - Replacement (168 Teeth)
    List Price
    £167.00 Ex VAT
    £200.40 Inc VAT
    Keypart Price
    £95.00 Ex VAT
    £114.00 Inc VAT
    Please Contact for Stock Status

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Repair Kits


  • Sump Gasket Kit
    List Price
    £40.68 Ex VAT
    £48.82 Inc VAT
    Keypart Price
    £28.48 Ex VAT
    £34.18 Inc VAT
    In Stock

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  • Timing Cover Gasket Kit
    List Price
    £8.98 Ex VAT
    £10.78 Inc VAT
    Keypart Price
    £8.08 Ex VAT
    £9.70 Inc VAT
    Special Order Usually 7 - 9 Days

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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.


  • Black Touch-up Paint 10ml (Shipping restrictions may apply)
    List Price
    £7.30 Ex VAT
    £8.76 Inc VAT
    Keypart Price
    £3.65 Ex VAT
    £4.38 Inc VAT
    In Stock

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  • Loctite Threadlock 10ml
    List Price
    £25.00 Ex VAT
    £30.00 Inc VAT
    Keypart Price
    £20.00 Ex VAT
    £24.00 Inc VAT
    In Stock

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  • 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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  • Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    Keypart Price
    £12.83 Ex VAT
    £15.40 Inc VAT
    In Stock

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Tools & Manuals


  • Engine & Sterndrive Workshop Manual 1964-1992
    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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  • Engine & Sterndrive Workshop Manual 1992-2001
    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
    In Stock

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  • Motor Flusher - Dual Feed - Rectangular Cups
    List Price
    £22.00 Ex VAT
    £26.40 Inc VAT
    Keypart Price
    £17.60 Ex VAT
    £21.12 Inc VAT
    Please Contact for Stock Status

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Accessories


  • Safety Switch - Sierra Marine Works - Coiled Lanyard
    List Price
    £33.00 Ex VAT
    £39.60 Inc VAT
    Keypart Price
    £25.00 Ex VAT
    £30.00 Inc VAT
    Low Stock

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  • Battery Master Switch - Sierra Marine Works - 12V/100A Continuous (12V/500A for 10 seconds)
    List Price
    £23.00 Ex VAT
    £27.60 Inc VAT
    Keypart Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    In Stock

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502 MAG Petrol Engine Parts