502 MAG Petrol Engine Parts
A serial number between the range of 0C878221 - 0D824588
Manufactured between the years of 1990 - 1992
Service Items
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Oil Filter - Replacement
Keypart Price
£12.40 (inc VAT)£10.33 (ex VAT)List Price
£17.71 (inc VAT)£14.76 (ex VAT)Low Stock
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Oil Filter - Chrome - Replacement
Keypart Price
£16.32 (inc VAT)£13.60 (ex VAT)List Price
£20.40 (inc VAT)£17.00 (ex VAT)In Stock
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Oil Filter - Genuine
Keypart Price
£15.94 (inc VAT)£13.28 (ex VAT)List Price
£17.71 (inc VAT)£14.76 (ex VAT)In Stock
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Rocker Cover Gasket (2 required per engine)
Keypart Price
£15.91 (inc VAT)£13.26 (ex VAT)List Price
£17.68 (inc VAT)£14.73 (ex VAT)In Stock
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Intake Manifold Gasket Kit
Keypart Price
£110.09 (inc VAT)£91.74 (ex VAT)List Price
£183.48 (inc VAT)£152.90 (ex VAT)In Stock
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Lubricants
Engine oil capacity is approximately 7.6 Litres
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25W/40 Engine Oil 4.7 Litre (Not available to customers outside the UK)
Keypart Price
£48.41 (inc VAT)£40.34 (ex VAT)List Price
£60.52 (inc VAT)£50.43 (ex VAT)Low Stock
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25W/40 Synthetic Blend Oil 4L - Genuine Quicksilver (Not available to customers outside the UK)
Keypart Price
£58.31 (inc VAT)£48.59 (ex VAT)In Stock
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Power Trim & Tilt Fluid - 8oz/237ml
Keypart Price
£9.53 (inc VAT)£7.94 (ex VAT)List Price
£10.58 (inc VAT)£8.82 (ex VAT)In Stock
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Oil Change Pump Kit (Universal)
Keypart Price
£78.00 (inc VAT)£65.00 (ex VAT)List Price
£90.00 (inc VAT)£75.00 (ex VAT)Please Contact for Stock Status
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Cooling System
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Thermostat Kit 142 deg
Keypart Price
£44.89 (inc VAT)£37.41 (ex VAT)List Price
£56.11 (inc VAT)£46.76 (ex VAT)In Stock
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Circulation Pump - ** VALUE ITEM *
Keypart Price
£150.00 (inc VAT)£125.00 (ex VAT)List Price
£315.50 (inc VAT)£262.92 (ex VAT)Please Contact for Stock Status
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Drain Tap Assembly - for Cylinder Block
Keypart Price
£7.04 (inc VAT)£5.87 (ex VAT)In Stock
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Exhaust Manifold (2 required per engine) - ** VALUE ITEM **
Keypart Price
£300.00 (inc VAT)£250.00 (ex VAT)List Price
£1,071.86 (inc VAT)£893.22 (ex VAT)In Stock
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High Quality 4" OD Exhaust Riser Kit (including Gasket) 2 required per engine - Replacement
Keypart Price
£210.00 (inc VAT)£175.00 (ex VAT)List Price
£328.34 (inc VAT)£273.62 (ex VAT)In Stock
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Exhaust Manifold to Head Gasket (2 required per engine)
Keypart Price
£20.52 (inc VAT)£17.10 (ex VAT)List Price
£25.64 (inc VAT)£21.37 (ex VAT)In Stock
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Exhaust Riser to Manifold Gasket (2 required per engine)
Keypart Price
£16.99 (inc VAT)£14.16 (ex VAT)List Price
£20.84 (inc VAT)£17.37 (ex VAT)In Stock
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Drive Belt - for Circ Pump & Alternator
Keypart Price
£35.69 (inc VAT)£29.74 (ex VAT)List Price
£44.60 (inc VAT)£37.17 (ex VAT)In Stock
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Bravo Specification Components Note: Sea-water Pump mounted on the Engine and NOT in the Sterndrive
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Drive Belt - for Sea-water Pump
Keypart Price
£29.56 (inc VAT)£24.63 (ex VAT)List Price
£36.95 (inc VAT)£30.79 (ex VAT)In Stock
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Sea-water Pump Impeller
Keypart Price
£30.48 (inc VAT)£25.40 (ex VAT)List Price
£38.10 (inc VAT)£31.75 (ex VAT)In Stock
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Impeller Repair Kit for 2-piece Body
Keypart Price
£106.38 (inc VAT)£88.65 (ex VAT)List Price
£151.97 (inc VAT)£126.64 (ex VAT)In Stock
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Impeller Repair Kit for 1-piece Plastic Body
Keypart Price
£77.03 (inc VAT)£64.19 (ex VAT)List Price
£96.29 (inc VAT)£80.24 (ex VAT)In Stock
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Sea-water Pump Repair Kit with Housing
Keypart Price
£111.25 (inc VAT)£92.71 (ex VAT)List Price
£139.07 (inc VAT)£115.89 (ex VAT)In Stock
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Fuel System (Engine)
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Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long
Keypart Price
£11.45 (inc VAT)£9.54 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)In Stock
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10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long
Keypart Price
£11.45 (inc VAT)£9.54 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)Low Stock
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25-Micron Fuel Filter - Spin On - Genuine
Keypart Price
£12.88 (inc VAT)£10.73 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)In Stock
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Carburettor Repair Kit - Rochester 4BBL
Keypart Price
£37.49 (inc VAT)£31.24 (ex VAT)List Price
£46.86 (inc VAT)£39.05 (ex VAT)In Stock
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Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
Keypart Price
£23.50 (inc VAT)£19.58 (ex 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.
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Fuel Filter Kit with 1/4" Ports - Aluminium Head (Short Filter) 21 micron for Bulkhead Mounting
Keypart Price
£36.00 (inc VAT)£30.00 (ex VAT)List Price
£48.00 (inc VAT)£40.00 (ex VAT)Please Contact for Stock Status
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Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - Straight
Keypart Price
£7.20 (inc VAT)£6.00 (ex VAT)List Price
£9.60 (inc VAT)£8.00 (ex VAT)In Stock
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Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - 90 Deg
Keypart Price
£9.60 (inc VAT)£8.00 (ex VAT)List Price
£12.00 (inc VAT)£10.00 (ex VAT)In Stock
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Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long - - for Bulkhead Mounting
Keypart Price
£11.45 (inc VAT)£9.54 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)In Stock
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10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long - - for Bulkhead Mounting
Keypart Price
£11.45 (inc VAT)£9.54 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)Low Stock
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25-Micron Fuel Filter - Spin On - Genuine - - for Bulkhead Mounting
Keypart Price
£12.88 (inc VAT)£10.73 (ex VAT)List Price
£14.30 (inc VAT)£11.92 (ex VAT)In Stock
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Ignition System
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Spark Plug - (8 required per engine)
Keypart Price
£4.56 (inc VAT)£3.80 (ex VAT)List Price
£6.36 (inc VAT)£5.30 (ex VAT)Low Stock
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Distributor Cap - Thunderbolt
Keypart Price
£79.74 (inc VAT)£66.45 (ex VAT)List Price
£99.67 (inc VAT)£83.06 (ex VAT)In Stock
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Rotor/Trigger Assembly - Thunderbolt
Keypart Price
£32.47 (inc VAT)£27.06 (ex VAT)List Price
£40.58 (inc VAT)£33.82 (ex VAT)In Stock
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Distributor Ignition Sensor - Thunderbolt
Keypart Price
£98.71 (inc VAT)£82.26 (ex VAT)List Price
£109.68 (inc VAT)£91.40 (ex VAT)In Stock
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Ignition Coil - Replacement - - Thunderbolt
Keypart Price
£76.76 (inc VAT)£63.97 (ex VAT)List Price
£109.67 (inc VAT)£91.39 (ex VAT)Low Stock
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H T Lead Set - - Thunderbolt
Keypart Price
£60.00 (inc VAT)£50.00 (ex VAT)List Price
£219.18 (inc VAT)£182.65 (ex VAT)In Stock
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H T Lead Set - Thunderbolt
Keypart Price
£68.80 (inc VAT)£57.33 (ex VAT)List Price
£85.99 (inc VAT)£71.66 (ex VAT)In Stock
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V8 Thunderbolt IV Distributor Assembly - Replacement
Keypart Price
£375.85 (inc VAT)£313.21 (ex VAT)List Price
£469.81 (inc VAT)£391.51 (ex VAT)Special Order Usually 7 - 9 Days
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HT Lead Marker Set numbered 1 to 8
Keypart Price
£10.80 (inc VAT)£9.00 (ex VAT)List Price
£13.20 (inc VAT)£11.00 (ex VAT)Please Contact for Stock Status
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HT Lead Wire Separator Kit - Blue
Keypart Price
£10.80 (inc VAT)£9.00 (ex VAT)List Price
£13.20 (inc VAT)£11.00 (ex VAT)In Stock
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HT Lead Wire Separator Kit - Black
Keypart Price
£10.80 (inc VAT)£9.00 (ex VAT)List Price
£13.20 (inc VAT)£11.00 (ex VAT)In Stock
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Electrical System
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Marine Starter Motor Assembly - Heavy Duty with Water Drain
Keypart Price
£174.00 (inc VAT)£145.00 (ex VAT)List Price
£343.20 (inc VAT)£286.00 (ex VAT)In Stock
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Mando 55amp Alternator
Keypart Price
£204.00 (inc VAT)£170.00 (ex VAT)List Price
£422.39 (inc VAT)£351.99 (ex VAT)In Stock
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Solenoid Kit - Flat Bracket - (Slave for Starter Motor)
Keypart Price
£36.37 (inc VAT)£30.31 (ex VAT)List Price
£48.49 (inc VAT)£40.41 (ex VAT)In Stock
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Temperature Sender 3/8"-18 - Spanner Size 11/16" - 1-1/2" Long
Keypart Price
£37.46 (inc VAT)£31.22 (ex VAT)List Price
£46.82 (inc VAT)£39.02 (ex VAT)In Stock
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Oil Pressure Sender
Keypart Price
£61.92 (inc VAT)£51.60 (ex VAT)List Price
£77.22 (inc VAT)£64.35 (ex VAT)In Stock
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50amp Reset Fuse Unit
Keypart Price
£107.52 (inc VAT)£89.60 (ex VAT)List Price
£153.60 (inc VAT)£128.00 (ex VAT)In Stock
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Stop Switch Lanyard - Genuine
Keypart Price
£19.42 (inc VAT)£16.18 (ex VAT)In Stock
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Oil Pressure Switch for Alarm - Genuine
Keypart Price
£40.69 (inc VAT)£33.91 (ex VAT)List Price
£45.22 (inc VAT)£37.68 (ex VAT)In Stock
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Temperature Switch for Alarm - Genuine
Keypart Price
£147.29 (inc VAT)£122.74 (ex VAT)List Price
£163.66 (inc VAT)£136.38 (ex VAT)In Stock
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Repair Items
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Timing Cover to Block gasket
Keypart Price
£12.19 (inc VAT)£10.16 (ex VAT)List Price
£17.42 (inc VAT)£14.52 (ex VAT)Special Order Usually 7 - 9 Days
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Power Steering Pump Assembly (NO Pulley) - Replacement
Keypart Price
£546.00 (inc VAT)£455.00 (ex VAT)List Price
£869.77 (inc VAT)£724.81 (ex VAT)In Stock
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Flywheel Ring Gear For 14" GM Flywheel - Replacement (168 Teeth)
Keypart Price
£126.00 (inc VAT)£105.00 (ex VAT)List Price
£223.20 (inc VAT)£186.00 (ex VAT)In Stock
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Repair Kits
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Sump Gasket Kit
Keypart Price
£39.61 (inc VAT)£33.01 (ex VAT)List Price
£56.58 (inc VAT)£47.15 (ex VAT)In Stock
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Timing Cover Gasket Kit
Keypart Price
£11.24 (inc VAT)£9.37 (ex VAT)List Price
£12.49 (inc VAT)£10.41 (ex VAT)Special Order Usually 3 - 5 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.
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Black Touch-up Paint 10ml (Shipping restrictions may apply)
Keypart Price
£4.20 (inc VAT)£3.50 (ex VAT)List Price
£8.76 (inc VAT)£7.30 (ex VAT)In Stock
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Loctite Threadlock 10ml
Keypart Price
£25.20 (inc VAT)£21.00 (ex VAT)List Price
£31.20 (inc VAT)£26.00 (ex VAT)Please Contact for Stock Status
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Loctite Threadlock 50ml
Keypart Price
£60.00 (inc VAT)£50.00 (ex VAT)List Price
£72.00 (inc VAT)£60.00 (ex VAT)Please Contact for Stock Status
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Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
Keypart Price
£23.50 (inc VAT)£19.58 (ex VAT)In Stock
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*AEROSOL* Fogging Oil Spray (12oz) 340gm - Genuine (for use when laying up) (Shipping restrictions apply - see above)
Keypart Price
£22.99 (inc VAT)£19.16 (ex VAT)List Price
£25.55 (inc VAT)£21.29 (ex VAT)Low Stock
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Tools & Manuals
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Engine & Sterndrive Workshop Manual 1964-1992
Keypart Price
£36.00 (inc VAT)£36.00 (ex VAT)List Price
£41.00 (inc VAT)£41.00 (ex VAT)In Stock
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Engine & Sterndrive Workshop Manual 1992-2001
Keypart Price
£36.00 (inc VAT)£36.00 (ex VAT)List Price
£41.00 (inc VAT)£41.00 (ex VAT)In Stock
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Oil Change Pump Kit (Universal)
Keypart Price
£78.00 (inc VAT)£65.00 (ex VAT)List Price
£90.00 (inc VAT)£75.00 (ex VAT)Please Contact for Stock Status
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Accessories
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Safety Switch - Sierra Marine Works - Coiled Lanyard
Keypart Price
£31.20 (inc VAT)£26.00 (ex VAT)List Price
£40.80 (inc VAT)£34.00 (ex VAT)In Stock
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Battery Master Switch - Sierra Marine Works - 12V/100A Continuous (12V/500A for 10 seconds)
Keypart Price
£20.40 (inc VAT)£17.00 (ex VAT)List Price
£28.80 (inc VAT)£24.00 (ex VAT)In Stock
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