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5.7L Petrol Engine Parts

A serial number between the range of 0W650000 - 1A399999

Service Items

  • 18-7824C-1 - Mercruiser 5.7L Petrol Engine Parts Oil Filter - Chrome - Replacement
    18-7824C-1
    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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  • 35-866340Q03 - Mercruiser 5.7L Petrol Engine Parts Oil Filter - Genuine
    35-866340Q03
    Oil Filter - Genuine
    List Price
    £14.76 Ex VAT
    £17.71 Inc VAT
    Keypart Price
    £13.28 Ex VAT
    £15.94 Inc VAT
    In Stock

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  • 18-0664 - Mercruiser 5.7L Petrol Engine Parts Rocker Cover Gasket (2 Required per Engine)
    18-0664
    Rocker Cover Gasket (2 Required per Engine)
    List Price
    £60.94 Ex VAT
    £73.13 Inc VAT
    Keypart Price
    £30.47 Ex VAT
    £36.56 Inc VAT
    Low Stock

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  • 18-3876 - Mercruiser 5.7L Petrol Engine Parts Cylinder Head Gasket (2 required per engine)
    18-3876
    Cylinder Head Gasket (2 required per engine)
    List Price
    £50.00 Ex VAT
    £60.00 Inc VAT
    Keypart Price
    £35.00 Ex VAT
    £42.00 Inc VAT
    In Stock

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  • 18-0488 - Mercruiser 5.7L Petrol Engine Parts Intake Manifold Gasket Kit
    18-0488
    Intake Manifold Gasket Kit
    List Price
    £54.19 Ex VAT
    £65.03 Inc VAT
    Keypart Price
    £43.35 Ex VAT
    £52.02 Inc VAT
    Low Stock

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Lubricants

Engine oil capacity is approximately 5.7 Litres

  • 18-9440-4 - Mercruiser 5.7L Petrol Engine Parts 25W/40 Synthetic Blend Engine Oil 4.7 litre (Not available to customers outside the UK)
    18-9440-4
    25W/40 Synthetic Blend Engine Oil 4.7 litre (Not available to customers outside the UK)
    List Price
    £57.11 Ex VAT
    £68.53 Inc VAT
    Keypart Price
    £45.69 Ex VAT
    £54.83 Inc VAT
    Low Stock

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  • 92-858074QB1 - Mercruiser 5.7L Petrol Engine Parts Power Trim & Tilt Fluid - 8oz/237ml
    92-858074QB1
    Power Trim & Tilt Fluid - 8oz/237ml
    List Price
    £8.82 Ex VAT
    £10.58 Inc VAT
    Keypart Price
    £7.94 Ex VAT
    £9.53 Inc VAT
    In Stock

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  • 33799-0000 - Mercruiser 5.7L Petrol Engine Parts Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £65.00 Ex VAT
    £78.00 Inc VAT
    In Stock

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Exhaust Manifold Kits

** SPECIAL OFFER **

Cooling System

  • 18-3648 - Mercruiser 5.7L Petrol Engine Parts Thermostat Kit 160 deg
    18-3648
    Thermostat Kit 160 deg
    List Price
    £53.63 Ex VAT
    £64.36 Inc VAT
    Keypart Price
    £37.54 Ex VAT
    £45.05 Inc VAT
    In Stock

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  • 23-806922 - Mercruiser 5.7L Petrol Engine Parts Thermostat Sleeve
    23-806922
    Thermostat Sleeve
    List Price
    £20.07 Ex VAT
    £24.08 Inc VAT
    Keypart Price
    £16.06 Ex VAT
    £19.27 Inc VAT
    In Stock

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  • 18-3599-1 - Mercruiser 5.7L Petrol Engine Parts Circulation Pump Assembly - ** VALUE ITEM **
    18-3599-1
    Circulation Pump Assembly - ** VALUE ITEM **
    List Price
    £146.00 Ex VAT
    £175.20 Inc VAT
    Keypart Price
    £85.00 Ex VAT
    £102.00 Inc VAT
    In Stock

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  • 18-4226 - Mercruiser 5.7L Petrol Engine Parts Drain Tap - Blue Plastic
    18-4226
    Drain Tap - Blue Plastic
    List Price
    £8.63 Ex VAT
    £10.36 Inc VAT
    Keypart Price
    £6.90 Ex VAT
    £8.28 Inc VAT
    In Stock

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  • 18-4224 - Mercruiser 5.7L Petrol Engine Parts Drain Elbow Assy with Blue Plastic Tap
    18-4224
    Drain Elbow Assy with Blue Plastic Tap
    List Price
    £34.75 Ex VAT
    £41.70 Inc VAT
    Keypart Price
    £17.38 Ex VAT
    £20.86 Inc VAT
    In Stock

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  • 18-2902-1 - Mercruiser 5.7L Petrol Engine Parts Exhaust Manifold to Head Gasket (2 required per engine)
    18-2902-1
    Exhaust Manifold to Head Gasket (2 required per engine)
    List Price
    £10.70 Ex VAT
    £12.84 Inc VAT
    Keypart Price
    £9.63 Ex VAT
    £11.56 Inc VAT
    In Stock

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  • 27-864850A02-R - Mercruiser 5.7L Petrol Engine Parts Exhaust Riser To Manifold Gasket - Replacement (2 required per engine)
    27-864850A02-R
    Exhaust Riser To Manifold Gasket - Replacement (2 required per engine)
    List Price
    £63.12 Ex VAT
    £75.74 Inc VAT
    Keypart Price
    £26.00 Ex VAT
    £31.20 Inc VAT
    Please Contact for Stock Status

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  • 27-864850A02 - Mercruiser 5.7L Petrol Engine Parts Riser to Manifold Gasket - Std Cooling (2 required per engine)
    27-864850A02
    Riser to Manifold Gasket - Std Cooling (2 required per engine)
    List Price
    £63.12 Ex VAT
    £75.74 Inc VAT
    Keypart Price
    £56.81 Ex VAT
    £68.17 Inc VAT
    In Stock

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  • 807166A1 - Mercruiser 5.7L Petrol Engine Parts Exhaust Shutter - (2 required per engine)
    807166A1
    Exhaust Shutter - (2 required per engine)
    List Price
    £97.47 Ex VAT
    £116.96 Inc VAT
    Keypart Price
    £48.74 Ex VAT
    £58.49 Inc VAT
    Please Contact for Stock Status

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  • 18-2748 - Mercruiser 5.7L Petrol Engine Parts Upper Exhaust Riser to Downpipe Bellows 4" ID - (2 required per engine)
    18-2748
    Upper Exhaust Riser to Downpipe Bellows 4" ID - (2 required per engine)
    List Price
    £105.35 Ex VAT
    £126.42 Inc VAT
    Keypart Price
    £79.01 Ex VAT
    £94.81 Inc VAT
    In Stock

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  • 18-2746 - Mercruiser 5.7L Petrol Engine Parts Lower Exhaust Riser to Downpipe Bellows 4" ID - (2 required per engine)
    18-2746
    Lower Exhaust Riser to Downpipe Bellows 4" ID - (2 required per engine)
    List Price
    £83.00 Ex VAT
    £99.60 Inc VAT
    Keypart Price
    £62.25 Ex VAT
    £74.70 Inc VAT
    In Stock

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  • 18-15101 - Mercruiser 5.7L Petrol Engine Parts Serpentine Belt - for Alpha Spec with Power Steering
    18-15101
    Serpentine Belt - for Alpha Spec with Power Steering
    List Price
    £86.90 Ex VAT
    £104.28 Inc VAT
    Keypart Price
    £65.18 Ex VAT
    £78.22 Inc VAT
    In Stock

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  • 18-1843 - Mercruiser 5.7L Petrol Engine Parts Exhaust Manifold - Replacement (2 required per engine)
    18-1843
    Exhaust Manifold - Replacement (2 required per engine)
    List Price
    £437.89 Ex VAT
    £525.47 Inc VAT
    Keypart Price
    £328.42 Ex VAT
    £394.10 Inc VAT
    In Stock

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  • 18-1845 - Mercruiser 5.7L Petrol Engine Parts Exhaust Riser - New Style - Replacement (2 required per engine)
    18-1845
    Exhaust Riser - New Style - Replacement (2 required per engine)
    List Price
    £494.03 Ex VAT
    £592.84 Inc VAT
    Keypart Price
    £395.22 Ex VAT
    £474.26 Inc VAT
    In Stock

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

  • 18-15100 - Mercruiser 5.7L Petrol Engine Parts Serpentine Belt - for Bravo Spec with Power Steering
    18-15100
    Serpentine Belt - for Bravo Spec with Power Steering
    List Price
    £118.17 Ex VAT
    £141.80 Inc VAT
    Keypart Price
    £94.54 Ex VAT
    £113.45 Inc VAT
    In Stock

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  • 18-3087 - Mercruiser 5.7L Petrol Engine Parts Sea-water Pump Impeller
    18-3087
    Sea-water Pump Impeller
    List Price
    £31.75 Ex VAT
    £38.10 Inc VAT
    Keypart Price
    £25.40 Ex VAT
    £30.48 Inc VAT
    In Stock

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  • 18-3237 - Mercruiser 5.7L Petrol Engine Parts Impeller Repair Kit for 1-piece Plastic Body
    18-3237
    Impeller Repair Kit for 1-piece Plastic Body
    List Price
    £80.24 Ex VAT
    £96.29 Inc VAT
    Keypart Price
    £64.19 Ex VAT
    £77.03 Inc VAT
    Please Contact for Stock Status

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  • 18-2412-1 - Mercruiser 5.7L Petrol Engine Parts Engine Coupler - Replacement (Engine Alignment will need to be checked when replacing this item)
    18-2412-1
    Engine Coupler - Replacement (Engine Alignment will need to be checked when replacing this item)
    List Price
    £538.08 Ex VAT
    £645.70 Inc VAT
    Keypart Price
    £484.27 Ex VAT
    £581.12 Inc VAT
    Please Contact for Stock Status

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  • 18-3150 - Mercruiser 5.7L Petrol Engine Parts Sea-water Pump Repair Kit with Housing
    18-3150
    Sea-water Pump Repair Kit with Housing
    List Price
    £115.89 Ex VAT
    £139.07 Inc VAT
    Keypart Price
    £92.71 Ex VAT
    £111.25 Inc VAT
    Please Contact for Stock Status

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Fuel System (Engine)

  • 18-7944 - Mercruiser 5.7L Petrol Engine Parts Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long
    18-7944
    Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £9.54 Ex VAT
    £11.45 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 5.7L Petrol Engine Parts 10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long
    18-7945
    10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £9.54 Ex VAT
    £11.45 Inc VAT
    Low Stock

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  • 35-802893Q01 - Mercruiser 5.7L Petrol Engine Parts 25-Micron Fuel Filter - Spin On - Genuine
    35-802893Q01
    25-Micron Fuel Filter - Spin On - Genuine
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £10.73 Ex VAT
    £12.88 Inc VAT
    In Stock

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  • 18-7098-1 - Mercruiser 5.7L Petrol Engine Parts Carburettor Repair Kit - Mercarb 2BBL
    18-7098-1
    Carburettor Repair Kit - Mercarb 2BBL
    List Price
    £115.53 Ex VAT
    £138.64 Inc VAT
    Keypart Price
    £69.32 Ex VAT
    £83.18 Inc VAT
    Low Stock

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  • 3310-810929004 - Mercruiser 5.7L Petrol Engine Parts Carburettor Gasket Kit for Mercarb 2BBL
    3310-810929004
    Carburettor Gasket Kit for Mercarb 2BBL
    List Price
    £60.32 Ex VAT
    £72.38 Inc VAT
    Keypart Price
    £48.26 Ex VAT
    £57.91 Inc VAT
    In Stock

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  • 18-8868 - Mercruiser 5.7L Petrol Engine Parts Electric Fuel Pump - Threaded both ends
    18-8868
    Electric Fuel Pump - Threaded both ends
    List Price
    £258.10 Ex VAT
    £309.72 Inc VAT
    Keypart Price
    £232.29 Ex VAT
    £278.75 Inc VAT
    In Stock

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  • 92-8M0079745 - Mercruiser 5.7L Petrol Engine Parts Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    92-8M0079745
    Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    Keypart Price
    £19.58 Ex VAT
    £23.50 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.

  • 18-7848-1 - Mercruiser 5.7L Petrol Engine Parts Fuel Filter Kit with 1/4" Ports - Aluminium Head (Short Filter) 21 micron for Bulkhead Mounting
    18-7848-1
    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
    In Stock

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  • 18-8074 - Mercruiser 5.7L Petrol Engine Parts Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - Straight
    18-8074
    Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - Straight
    List Price
    £8.00 Ex VAT
    £9.60 Inc VAT
    Keypart Price
    £6.00 Ex VAT
    £7.20 Inc VAT
    Low Stock

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  • 18-8067 - Mercruiser 5.7L Petrol Engine Parts Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - 90 Deg
    18-8067
    Barbed Hose Tail for 3/8" ID Hose for Fuel Filter Assembly - 90 Deg
    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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  • 18-7944 - Mercruiser 5.7L Petrol Engine Parts Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long - - for Bulkhead Mounting
    18-7944
    Fuel Filter (10 Micron) - Replacement -100mm (3-15/16") Long - - for Bulkhead Mounting
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £9.54 Ex VAT
    £11.45 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 5.7L Petrol Engine Parts 10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long - - for Bulkhead Mounting
    18-7945
    10-Micron Fuel Filter - Replacement - 110mm (4-3/8") Long - - for Bulkhead Mounting
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £9.54 Ex VAT
    £11.45 Inc VAT
    Low Stock

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  • 35-802893Q01 - Mercruiser 5.7L Petrol Engine Parts 25-Micron Fuel Filter - Spin On - Genuine - - for Bulkhead Mounting
    35-802893Q01
    25-Micron Fuel Filter - Spin On - Genuine - - for Bulkhead Mounting
    List Price
    £11.92 Ex VAT
    £14.30 Inc VAT
    Keypart Price
    £10.73 Ex VAT
    £12.88 Inc VAT
    In Stock

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Ignition System

  • BPR6EFS - Mercruiser 5.7L Petrol Engine Parts Spark Plug - (8 required per engine)
    BPR6EFS
    Spark Plug - (8 required per engine)
    List Price
    £6.20 Ex VAT
    £7.44 Inc VAT
    Keypart Price
    £3.10 Ex VAT
    £3.72 Inc VAT
    Low Stock

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  • 18-5395 - Mercruiser 5.7L Petrol Engine Parts Distributor Cap - Thunderbolt
    18-5395
    Distributor Cap - Thunderbolt
    List Price
    £83.06 Ex VAT
    £99.67 Inc VAT
    Keypart Price
    £66.45 Ex VAT
    £79.74 Inc VAT
    In Stock

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  • 18-5431 - Mercruiser 5.7L Petrol Engine Parts Rotor/Trigger Assembly - Thunderbolt
    18-5431
    Rotor/Trigger Assembly - Thunderbolt
    List Price
    £33.82 Ex VAT
    £40.58 Inc VAT
    Keypart Price
    £27.06 Ex VAT
    £32.47 Inc VAT
    In Stock

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  • 18-5116-1 - Mercruiser 5.7L Petrol Engine Parts Distributor Ignition Sensor - Thunderbolt
    18-5116-1
    Distributor Ignition Sensor - Thunderbolt
    List Price
    £91.40 Ex VAT
    £109.68 Inc VAT
    Keypart Price
    £82.26 Ex VAT
    £98.71 Inc VAT
    Low Stock

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  • 18-5438 - Mercruiser 5.7L Petrol Engine Parts Ignition Coil - Replacement - - Thunderbolt
    18-5438
    Ignition Coil - Replacement - - Thunderbolt
    List Price
    £91.39 Ex VAT
    £109.67 Inc VAT
    Keypart Price
    £63.97 Ex VAT
    £76.76 Inc VAT
    Low Stock

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  • 18-8804-1 - Mercruiser 5.7L Petrol Engine Parts H T Lead Set - - Thunderbolt
    18-8804-1
    H T Lead Set - - Thunderbolt
    List Price
    £182.65 Ex VAT
    £219.18 Inc VAT
    Keypart Price
    £50.00 Ex VAT
    £60.00 Inc VAT
    In Stock

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  • 18-8821-1 - Mercruiser 5.7L Petrol Engine Parts H T Lead Set - Thunderbolt
    18-8821-1
    H T Lead Set - Thunderbolt
    List Price
    £71.66 Ex VAT
    £85.99 Inc VAT
    Keypart Price
    £57.33 Ex VAT
    £68.80 Inc VAT
    Low Stock

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  • 18-5470 - Mercruiser 5.7L Petrol Engine Parts V8 Thunderbolt IV Distributor Assembly - Replacement
    18-5470
    V8 Thunderbolt IV Distributor Assembly - Replacement
    List Price
    £391.51 Ex VAT
    £469.81 Inc VAT
    Keypart Price
    £313.21 Ex VAT
    £375.85 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 18-28175 - Mercruiser 5.7L Petrol Engine Parts HT Lead Marker Set numbered 1 to 8
    18-28175
    HT Lead Marker Set numbered 1 to 8
    List Price
    £11.00 Ex VAT
    £13.20 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    Low Stock

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  • 18-28150 - Mercruiser 5.7L Petrol Engine Parts HT Lead Wire Separator Kit - Blue
    18-28150
    HT Lead Wire Separator Kit - Blue
    List Price
    £11.00 Ex VAT
    £13.20 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    In Stock

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  • 18-28151 - Mercruiser 5.7L Petrol Engine Parts HT Lead Wire Separator Kit - Black
    18-28151
    HT Lead Wire Separator Kit - Black
    List Price
    £11.00 Ex VAT
    £13.20 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    Please Contact for Stock Status

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Electrical System

  • 18-6275-1 - Mercruiser 5.7L Petrol Engine Parts Marine Starter Motor Assembly - Heavy Duty with Water Drain
    18-6275-1
    Marine Starter Motor Assembly - Heavy Duty with Water Drain
    List Price
    £279.00 Ex VAT
    £334.80 Inc VAT
    Keypart Price
    £125.00 Ex VAT
    £150.00 Inc VAT
    In Stock

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  • 18-6298 - Mercruiser 5.7L Petrol Engine Parts Alternator - 70 Amp Serpentine Belt - 1.97" Pulley
    18-6298
    Alternator - 70 Amp Serpentine Belt - 1.97" Pulley
    List Price
    £243.95 Ex VAT
    £292.74 Inc VAT
    Keypart Price
    £219.55 Ex VAT
    £263.46 Inc VAT
    In Stock

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  • 18-5849 - Mercruiser 5.7L Petrol Engine Parts Relay - Replacement - (Slave for Starter Motor)
    18-5849
    Relay - Replacement - (Slave for Starter Motor)
    List Price
    £26.58 Ex VAT
    £31.90 Inc VAT
    Keypart Price
    £21.26 Ex VAT
    £25.51 Inc VAT
    In Stock

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  • 18-5899 - Mercruiser 5.7L Petrol Engine Parts Oil Pressure Sender
    18-5899
    Oil Pressure Sender
    List Price
    £64.35 Ex VAT
    £77.22 Inc VAT
    Keypart Price
    £51.60 Ex VAT
    £61.92 Inc VAT
    In Stock

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  • 87-864252A01 - Mercruiser 5.7L Petrol Engine Parts Oil Pressure Switch for Fuel Pump Cut-out
    87-864252A01
    Oil Pressure Switch for Fuel Pump Cut-out
    List Price
    £48.38 Ex VAT
    £58.06 Inc VAT
    Keypart Price
    £41.12 Ex VAT
    £49.34 Inc VAT
    In Stock

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  • 18-7600 - Mercruiser 5.7L Petrol Engine Parts Temperature Switch
    18-7600
    Temperature Switch
    List Price
    £76.40 Ex VAT
    £91.68 Inc VAT
    Keypart Price
    £53.48 Ex VAT
    £64.18 Inc VAT
    In Stock

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  • 8M0092849 - Mercruiser 5.7L Petrol Engine Parts Stop Switch Lanyard - Genuine
    8M0092849
    Stop Switch Lanyard - Genuine
    Keypart Price
    £16.18 Ex VAT
    £19.42 Inc VAT
    In Stock

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  • 87-805605A1 - Mercruiser 5.7L Petrol Engine Parts Oil Pressure Switch for Alarm - Genuine
    87-805605A1
    Oil Pressure Switch for Alarm - Genuine
    List Price
    £37.68 Ex VAT
    £45.22 Inc VAT
    Keypart Price
    £33.91 Ex VAT
    £40.69 Inc VAT
    In Stock

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  • 48952 - Mercruiser 5.7L Petrol Engine Parts Temperature Switch for Alarm - Genuine
    48952
    Temperature Switch for Alarm - Genuine
    List Price
    £136.38 Ex VAT
    £163.66 Inc VAT
    Keypart Price
    £122.74 Ex VAT
    £147.29 Inc VAT
    In Stock

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Repair Items

  • Awaiting
    Image
    8M0181746
    Timing Cover with Seal - Plastic
    Keypart Price
    £169.00 Ex VAT
    £202.80 Inc VAT
    Please Contact for Stock Status

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  • 18-7508 - Mercruiser 5.7L Petrol Engine Parts Power Steering Pump Assembly (NO Pulley) - Replacement
    18-7508
    Power Steering Pump Assembly (NO Pulley) - Replacement
    List Price
    £724.81 Ex VAT
    £869.77 Inc VAT
    Keypart Price
    £455.00 Ex VAT
    £546.00 Inc VAT
    In Stock

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  • 18-8297 - Mercruiser 5.7L Petrol Engine Parts Pas Pump Pulley - Serpentine - Replacement
    18-8297
    Pas Pump Pulley - Serpentine - Replacement
    List Price
    £174.30 Ex VAT
    £209.16 Inc VAT
    Keypart Price
    £122.01 Ex VAT
    £146.41 Inc VAT
    In Stock

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  • 18-0612 - Mercruiser 5.7L Petrol Engine Parts Oil Pan - for engines with single piece rear main seal - Replacement
    18-0612
    Oil Pan - for engines with single piece rear main seal - Replacement
    List Price
    £258.54 Ex VAT
    £310.25 Inc VAT
    Keypart Price
    £206.83 Ex VAT
    £248.20 Inc VAT
    In Stock

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  • 18-4516 - Mercruiser 5.7L Petrol Engine Parts Flywheel Ring Gear For 14" GM Flywheel - Replacement (168 Teeth)
    18-4516
    Flywheel Ring Gear For 14" GM Flywheel - Replacement (168 Teeth)
    List Price
    £181.00 Ex VAT
    £217.20 Inc VAT
    Keypart Price
    £100.00 Ex VAT
    £120.00 Inc VAT
    In Stock

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Repair Kits

  • 18-1237 - Mercruiser 5.7L Petrol Engine Parts Sump Gasket - One Piece
    18-1237
    Sump Gasket - One Piece
    List Price
    £78.57 Ex VAT
    £94.28 Inc VAT
    Keypart Price
    £62.86 Ex VAT
    £75.43 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.

  • 20.052 - Mercruiser 5.7L Petrol Engine Parts Black Touch-up Paint 10ml (Shipping restrictions may apply)
    20.052
    Black Touch-up Paint 10ml (Shipping restrictions may apply)
    List Price
    £7.30 Ex VAT
    £8.76 Inc VAT
    Keypart Price
    £3.50 Ex VAT
    £4.20 Inc VAT
    In Stock

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  • LOCTITE-243-10ML - Mercruiser 5.7L Petrol Engine Parts Loctite Threadlock 10ml
    LOCTITE-243-10ML
    Loctite Threadlock 10ml
    List Price
    £26.00 Ex VAT
    £31.20 Inc VAT
    Keypart Price
    £21.00 Ex VAT
    £25.20 Inc VAT
    Low Stock

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  • LOCTITE-243-50ML - Mercruiser 5.7L Petrol Engine Parts Loctite Threadlock 50ml
    LOCTITE-243-50ML
    Loctite Threadlock 50ml
    List Price
    £60.00 Ex VAT
    £72.00 Inc VAT
    Keypart Price
    £50.00 Ex VAT
    £60.00 Inc VAT
    In Stock

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  • 92-8M0079745 - Mercruiser 5.7L Petrol Engine Parts Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    92-8M0079745
    Quickstor Fuel Stabiliser - 355ml (12oz) - Genuine - - Treats approx 50 Imperial Gallons
    Keypart Price
    £19.58 Ex VAT
    £23.50 Inc VAT
    In Stock

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  • 92-8M0121972 - Mercruiser 5.7L Petrol Engine Parts *AEROSOL* Fogging Oil Spray (12oz) 340gm - Genuine (for use when laying up) (Shipping restrictions apply - see above)
    92-8M0121972
    *AEROSOL* Fogging Oil Spray (12oz) 340gm - Genuine (for use when laying up) (Shipping restrictions apply - see above)
    List Price
    £21.29 Ex VAT
    £25.55 Inc VAT
    Keypart Price
    £19.16 Ex VAT
    £22.99 Inc VAT
    In Stock

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Tools & Manuals

  • 18-03208 - Mercruiser 5.7L Petrol Engine Parts Engine & Sterndrive Workshop Manual 2001-2013
    18-03208
    Engine & Sterndrive Workshop Manual 2001-2013
    List Price
    £41.00 Ex VAT
    £41.00 Inc VAT
    Keypart Price
    £36.00 Ex VAT
    £36.00 Inc VAT
    In Stock

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  • 33799-0000 - Mercruiser 5.7L Petrol Engine Parts Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Keypart Price
    £65.00 Ex VAT
    £78.00 Inc VAT
    In Stock

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Accessories

  • MP40970-1 - Mercruiser 5.7L Petrol Engine Parts Safety Switch - Sierra Marine Works - Coiled Lanyard
    MP40970-1
    Safety Switch - Sierra Marine Works - Coiled Lanyard
    List Price
    £34.00 Ex VAT
    £40.80 Inc VAT
    Keypart Price
    £26.00 Ex VAT
    £31.20 Inc VAT
    Please Contact for Stock Status

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  • UN77310 - Mercruiser 5.7L Petrol Engine Parts Battery Master Switch - Sierra Marine Works - 12V/100A Continuous (12V/500A for 10 seconds)
    UN77310
    Battery Master Switch - Sierra Marine Works - 12V/100A Continuous (12V/500A for 10 seconds)
    List Price
    £24.00 Ex VAT
    £28.80 Inc VAT
    Keypart Price
    £17.00 Ex VAT
    £20.40 Inc VAT
    Please Contact for Stock Status

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5.7L Petrol Engine Parts