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7.4L MPI Petrol Engine Parts

A serial number between the range of 0L010003 - 0M024330

Manufactured between the years of 1998 - 2000

Service Items

  • 18-7824-2 - Mercruiser 7.4L MPI Petrol Engine Parts Oil Filter - Replacement
    18-7824-2
    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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  • 18-7824C-1 - Mercruiser 7.4L MPI 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 7.4L MPI Petrol Engine Parts Oil Filter - Genuine
    35-866340Q03
    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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  • 18-25002 - Mercruiser 7.4L MPI Petrol Engine Parts Rocker Cover Gasket (2 required per engine)
    18-25002
    Rocker Cover Gasket (2 required per engine)
    List Price
    £93.70 Ex VAT
    £112.44 Inc VAT
    Keypart Price
    £74.96 Ex VAT
    £89.95 Inc VAT
    Please Contact for Stock Status

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  • 18-3887 - Mercruiser 7.4L MPI Petrol Engine Parts Cylinder Head Gasket (2 required per engine)
    18-3887
    Cylinder Head Gasket (2 required per engine)
    List Price
    £136.44 Ex VAT
    £163.73 Inc VAT
    Keypart Price
    £81.86 Ex VAT
    £98.23 Inc VAT
    Low Stock

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Lubricants

Engine oil capacity is approximately 6.6 Litres

  • 18-9750-0 - Mercruiser 7.4L MPI Petrol Engine Parts Power Trim & Tilt Fluid - 10oz/283.5g
    18-9750-0
    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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  • 33799-0000 - Mercruiser 7.4L MPI 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
    £63.00 Ex VAT
    £75.60 Inc VAT
    In Stock

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Cooling System

  • 18-3648 - Mercruiser 7.4L MPI Petrol Engine Parts Thermostat Kit 160 deg
    18-3648
    Thermostat Kit 160 deg
    List Price
    £46.27 Ex VAT
    £55.52 Inc VAT
    Keypart Price
    £34.70 Ex VAT
    £41.64 Inc VAT
    Please Contact for Stock Status

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  • 23-806922 - Mercruiser 7.4L MPI Petrol Engine Parts Thermostat Sleeve
    23-806922
    Thermostat Sleeve
    List Price
    £17.31 Ex VAT
    £20.77 Inc VAT
    Keypart Price
    £13.85 Ex VAT
    £16.62 Inc VAT
    In Stock

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  • 18-3574 - Mercruiser 7.4L MPI Petrol Engine Parts Circulation Pump for engines with Composite Timing Cover
    18-3574
    Circulation Pump for engines with Composite Timing Cover
    List Price
    £226.83 Ex VAT
    £272.20 Inc VAT
    Keypart Price
    £125.00 Ex VAT
    £150.00 Inc VAT
    Please Contact for Stock Status

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  • 18-4218 - Mercruiser 7.4L MPI Petrol Engine Parts Drain Tap Assembly
    18-4218
    Drain Tap Assembly
    Keypart Price
    £5.06 Ex VAT
    £6.07 Inc VAT
    In Stock

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  • 18-4226 - Mercruiser 7.4L MPI Petrol Engine Parts Drain Tap - Blue Plastic
    18-4226
    Drain Tap - Blue Plastic
    List Price
    £7.44 Ex VAT
    £8.93 Inc VAT
    Keypart Price
    £5.95 Ex VAT
    £7.14 Inc VAT
    In Stock

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  • 18-4224 - Mercruiser 7.4L MPI Petrol Engine Parts Drain Elbow Assy with Blue Plastic Tap
    18-4224
    Drain Elbow Assy with Blue Plastic Tap
    List Price
    £29.98 Ex VAT
    £35.98 Inc VAT
    Keypart Price
    £14.99 Ex VAT
    £17.99 Inc VAT
    Please Contact for Stock Status

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  • 18-1957-2 - Mercruiser 7.4L MPI Petrol Engine Parts Exhaust Manifold (2 required per engine) - ** VALUE ITEM **
    18-1957-2
    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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  • 18-1976-2 - Mercruiser 7.4L MPI Petrol Engine Parts High Quality 4" OD Exhaust Riser Kit (including Gasket) 2 required per engine - Replacement
    18-1976-2
    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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  • 18-0418 - Mercruiser 7.4L MPI Petrol Engine Parts Exhaust Manifold to Head Gasket (2 required per engine)
    18-0418
    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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  • 18-0897 - Mercruiser 7.4L MPI Petrol Engine Parts Exhaust Riser to Manifold Gasket (2 required per engine)
    18-0897
    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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  • 807166A1 - Mercruiser 7.4L MPI Petrol Engine Parts Exhaust Shutter - (2 required per engine)
    807166A1
    Exhaust Shutter - (2 required per engine)
    List Price
    £84.09 Ex VAT
    £100.91 Inc VAT
    Keypart Price
    £75.68 Ex VAT
    £90.82 Inc VAT
    Low Stock

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  • 18-2748 - Mercruiser 7.4L MPI 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
    £90.89 Ex VAT
    £109.07 Inc VAT
    Keypart Price
    £68.17 Ex VAT
    £81.80 Inc VAT
    In Stock

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  • 18-2746 - Mercruiser 7.4L MPI 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
    £71.60 Ex VAT
    £85.92 Inc VAT
    Keypart Price
    £53.74 Ex VAT
    £64.49 Inc VAT
    In Stock

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  • 18-15114 - Mercruiser 7.4L MPI Petrol Engine Parts Serpentine Drive Belt - for 4-3/4" Plastic Power Steering Pulley
    18-15114
    Serpentine Drive Belt - for 4-3/4" Plastic Power Steering Pulley
    List Price
    £85.63 Ex VAT
    £102.76 Inc VAT
    Keypart Price
    £68.50 Ex VAT
    £82.20 Inc VAT
    In Stock

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  • 18-15102 - Mercruiser 7.4L MPI Petrol Engine Parts Serpentine Drive Belt - for 5-3/4" Metal Power Steering Pulley
    18-15102
    Serpentine Drive Belt - for 5-3/4" Metal Power Steering Pulley
    List Price
    £122.81 Ex VAT
    £147.37 Inc VAT
    Keypart Price
    £98.25 Ex VAT
    £117.90 Inc VAT
    In Stock

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  • 18-6457 - Mercruiser 7.4L MPI Petrol Engine Parts Idler Pulley for Serpentine Belt - 3" Diameter - with Grooves & Lip
    18-6457
    Idler Pulley for Serpentine Belt - 3" Diameter - with Grooves & Lip
    List Price
    £56.75 Ex VAT
    £68.10 Inc VAT
    Keypart Price
    £45.40 Ex VAT
    £54.48 Inc VAT
    In Stock

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

  • 18-3087 - Mercruiser 7.4L MPI Petrol Engine Parts Sea-water Pump Impeller
    18-3087
    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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  • 18-3237 - Mercruiser 7.4L MPI Petrol Engine Parts Impeller Repair Kit for 1-piece Plastic Body
    18-3237
    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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  • 18-2412-1 - Mercruiser 7.4L MPI 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
    £464.22 Ex VAT
    £557.06 Inc VAT
    Keypart Price
    £371.38 Ex VAT
    £445.66 Inc VAT
    In Stock

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  • 18-3150 - Mercruiser 7.4L MPI Petrol Engine Parts Sea-water Pump Repair Kit with Housing
    18-3150
    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)

  • 18-7944 - Mercruiser 7.4L MPI 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
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.23 Ex VAT
    £9.88 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 7.4L MPI 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
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.22 Ex VAT
    £9.86 Inc VAT
    Low Stock

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  • 18-7945C - Mercruiser 7.4L MPI Petrol Engine Parts 10-micron Fuel Filter - Chrome - Replacement
    18-7945C
    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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  • 35-802893Q01 - Mercruiser 7.4L MPI Petrol Engine Parts 25-Micron Fuel Filter - Spin On - Genuine
    35-802893Q01
    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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  • 861126A1 - Mercruiser 7.4L MPI Petrol Engine Parts Fuel Pressure Regulator mounted on Fuel Cooler (Blue/Green mark)
    861126A1
    Fuel Pressure Regulator mounted on Fuel Cooler (Blue/Green mark)
    List Price
    £150.01 Ex VAT
    £180.01 Inc VAT
    Keypart Price
    £135.01 Ex VAT
    £162.01 Inc VAT
    Please Contact for Stock Status

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  • 803149 - Mercruiser 7.4L MPI Petrol Engine Parts Idle Air Control Motor
    803149
    Idle Air Control Motor
    List Price
    £91.60 Ex VAT
    £109.92 Inc VAT
    Keypart Price
    £82.44 Ex VAT
    £98.93 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 18-7550 - Mercruiser 7.4L MPI Petrol Engine Parts Map Sensor
    18-7550
    Map Sensor
    List Price
    £175.32 Ex VAT
    £210.38 Inc VAT
    Keypart Price
    £122.72 Ex VAT
    £147.26 Inc VAT
    In Stock

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  • 18-7700 - Mercruiser 7.4L MPI Petrol Engine Parts Throttle Position Sensor
    18-7700
    Throttle Position Sensor
    List Price
    £119.00 Ex VAT
    £142.80 Inc VAT
    Keypart Price
    £83.30 Ex VAT
    £99.96 Inc VAT
    In Stock

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  • 18-7702 - Mercruiser 7.4L MPI Petrol Engine Parts Sensor Assy (Mat)
    18-7702
    Sensor Assy (Mat)
    List Price
    £72.69 Ex VAT
    £87.23 Inc VAT
    Keypart Price
    £58.15 Ex VAT
    £69.78 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 18-33104 - Mercruiser 7.4L MPI Petrol Engine Parts Fuel Injector - (8 per engine)
    18-33104
    Fuel Injector - (8 per engine)
    List Price
    £264.61 Ex VAT
    £317.53 Inc VAT
    Keypart Price
    £185.23 Ex VAT
    £222.28 Inc VAT
    Special Order Usually 14 - 16 Days

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  • 92-8M0079745 - Mercruiser 7.4L MPI 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
    £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.

  • 18-7848-1 - Mercruiser 7.4L MPI 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
    Please Contact for Stock Status

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  • 18-8074 - Mercruiser 7.4L MPI 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
    £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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  • 18-8067 - Mercruiser 7.4L MPI 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
    £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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  • 18-7944 - Mercruiser 7.4L MPI 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
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.23 Ex VAT
    £9.88 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 7.4L MPI 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
    £10.28 Ex VAT
    £12.34 Inc VAT
    Keypart Price
    £8.22 Ex VAT
    £9.86 Inc VAT
    Low Stock

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  • 18-7945C - Mercruiser 7.4L MPI Petrol Engine Parts 10-micron Fuel Filter - Chrome - Replacement - - for Bulkhead Mounting
    18-7945C
    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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  • 35-802893Q01 - Mercruiser 7.4L MPI 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
    £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

  • BPR6EFS - Mercruiser 7.4L MPI Petrol Engine Parts Spark Plug - (8 required per engine)
    BPR6EFS
    Spark Plug - (8 required per engine)
    List Price
    £5.98 Ex VAT
    £7.18 Inc VAT
    Keypart Price
    £2.99 Ex VAT
    £3.59 Inc VAT
    In Stock

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  • 18-5354 - Mercruiser 7.4L MPI Petrol Engine Parts Distributor Cap - EST Ignition
    18-5354
    Distributor Cap - EST Ignition
    List Price
    £26.00 Ex VAT
    £31.20 Inc VAT
    Keypart Price
    £23.40 Ex VAT
    £28.08 Inc VAT
    Low Stock

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  • 18-5405 - Mercruiser 7.4L MPI Petrol Engine Parts Rotor Arm - EST Ignition
    18-5405
    Rotor Arm - EST Ignition
    List Price
    £12.60 Ex VAT
    £15.12 Inc VAT
    Keypart Price
    £11.34 Ex VAT
    £13.61 Inc VAT
    In Stock

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  • 18-5108 - Mercruiser 7.4L MPI Petrol Engine Parts Distributor Pick-up Sensor - EST Ignition
    18-5108
    Distributor Pick-up Sensor - EST Ignition
    List Price
    £50.90 Ex VAT
    £61.08 Inc VAT
    Keypart Price
    £35.63 Ex VAT
    £42.76 Inc VAT
    In Stock

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  • 18-5107-1 - Mercruiser 7.4L MPI Petrol Engine Parts Distributor Ignition Module - EST Ignition
    18-5107-1
    Distributor Ignition Module - EST Ignition
    List Price
    £147.00 Ex VAT
    £176.40 Inc VAT
    Keypart Price
    £90.00 Ex VAT
    £108.00 Inc VAT
    In Stock

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  • 18-5443 - Mercruiser 7.4L MPI Petrol Engine Parts Ignition Coil - EST Ignition
    18-5443
    Ignition Coil - EST Ignition
    List Price
    £92.90 Ex VAT
    £111.48 Inc VAT
    Keypart Price
    £74.32 Ex VAT
    £89.18 Inc VAT
    In Stock

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  • 18-8832-1 - Mercruiser 7.4L MPI Petrol Engine Parts H T Lead Set
    18-8832-1
    H T Lead Set
    List Price
    £57.03 Ex VAT
    £68.44 Inc VAT
    Keypart Price
    £45.62 Ex VAT
    £54.74 Inc VAT
    In Stock

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  • 18-5514 - Mercruiser 7.4L MPI Petrol Engine Parts V8 EST Electronic Distributor Kit
    18-5514
    V8 EST Electronic Distributor Kit
    List Price
    £600.00 Ex VAT
    £720.00 Inc VAT
    Keypart Price
    £400.00 Ex VAT
    £480.00 Inc VAT
    In Stock

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  • 18-28175 - Mercruiser 7.4L MPI Petrol Engine Parts HT Lead Marker Set numbered 1 to 8
    18-28175
    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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  • 18-28150 - Mercruiser 7.4L MPI Petrol Engine Parts HT Lead Wire Separator Kit - Blue
    18-28150
    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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  • 18-28151 - Mercruiser 7.4L MPI Petrol Engine Parts HT Lead Wire Separator Kit - Black
    18-28151
    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

  • 18-6275-1 - Mercruiser 7.4L MPI 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
    £257.00 Ex VAT
    £308.40 Inc VAT
    Keypart Price
    £120.00 Ex VAT
    £144.00 Inc VAT
    Low Stock

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  • 18-5960 - Mercruiser 7.4L MPI Petrol Engine Parts Alternator 65A - Mando Serpentine Pulley
    18-5960
    Alternator 65A - Mando Serpentine Pulley
    List Price
    £335.15 Ex VAT
    £402.18 Inc VAT
    Keypart Price
    £210.00 Ex VAT
    £252.00 Inc VAT
    In Stock

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  • 18-5817 - Mercruiser 7.4L MPI Petrol Engine Parts Solenoid Kit - Curved Bracket - Replacement
    18-5817
    Solenoid Kit - Curved Bracket - Replacement
    List Price
    £33.84 Ex VAT
    £40.61 Inc VAT
    Keypart Price
    £23.69 Ex VAT
    £28.43 Inc VAT
    In Stock

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  • 18-5897 - Mercruiser 7.4L MPI Petrol Engine Parts Temperature Sender 3/8"-18 - Spanner Size 11/16" - 1-1/2" Long
    18-5897
    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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  • 18-5899 - Mercruiser 7.4L MPI Petrol Engine Parts Oil Pressure Sender
    18-5899
    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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  • 3854164-R - Mercruiser 7.4L MPI Petrol Engine Parts 50amp Reset Fuse Unit
    3854164-R
    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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  • 18-8220 - Mercruiser 7.4L MPI Petrol Engine Parts Fuse Kit - 90Amp
    18-8220
    Fuse Kit - 90Amp
    List Price
    £39.15 Ex VAT
    £46.98 Inc VAT
    Keypart Price
    £31.32 Ex VAT
    £37.58 Inc VAT
    In Stock

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  • 18-7600 - Mercruiser 7.4L MPI Petrol Engine Parts Temperature Switch
    18-7600
    Temperature Switch
    List Price
    £70.30 Ex VAT
    £84.36 Inc VAT
    Keypart Price
    £49.21 Ex VAT
    £59.05 Inc VAT
    In Stock

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  • 18-7703 - Mercruiser 7.4L MPI Petrol Engine Parts Knock Sensor
    18-7703
    Knock Sensor
    List Price
    £107.42 Ex VAT
    £128.90 Inc VAT
    Keypart Price
    £85.94 Ex VAT
    £103.13 Inc VAT
    In Stock

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  • 8M0092849 - Mercruiser 7.4L MPI Petrol Engine Parts Stop Switch Lanyard - Genuine
    8M0092849
    Stop Switch Lanyard - Genuine
    Keypart Price
    £13.96 Ex VAT
    £16.75 Inc VAT
    In Stock

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  • 87-805605A1 - Mercruiser 7.4L MPI Petrol Engine Parts Oil Pressure Switch for Alarm - Genuine
    87-805605A1
    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
    Low Stock

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  • 48952 - Mercruiser 7.4L MPI Petrol Engine Parts Temperature Switch for Alarm - Genuine
    48952
    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

  • 18-1232 - Mercruiser 7.4L MPI Petrol Engine Parts Sump Gasket
    18-1232
    Sump Gasket
    List Price
    £59.34 Ex VAT
    £71.21 Inc VAT
    Keypart Price
    £53.41 Ex VAT
    £64.09 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 18-7508 - Mercruiser 7.4L MPI Petrol Engine Parts Power Steering Pump Assembly (NO Pulley) - Replacement
    18-7508
    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
    Please Contact for Stock Status

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  • 18-8297 - Mercruiser 7.4L MPI Petrol Engine Parts Pas Pump Pulley - Serpentine - Replacement
    18-8297
    Pas Pump Pulley - Serpentine - Replacement
    List Price
    £150.37 Ex VAT
    £180.44 Inc VAT
    Keypart Price
    £105.26 Ex VAT
    £126.31 Inc VAT
    Please Contact for Stock Status

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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 7.4L MPI 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
    £3.65 Ex VAT
    £4.38 Inc VAT
    In Stock

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  • LOCTITE-243-10ML - Mercruiser 7.4L MPI Petrol Engine Parts Loctite Threadlock 10ml
    LOCTITE-243-10ML
    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-243-50ML - Mercruiser 7.4L MPI Petrol Engine Parts 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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  • 92-8M0079745 - Mercruiser 7.4L MPI 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
    £12.83 Ex VAT
    £15.40 Inc VAT
    In Stock

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Tools & Manuals

  • 18-03206 - Mercruiser 7.4L MPI Petrol Engine Parts Engine & Sterndrive Workshop Manual 1992-2001
    18-03206
    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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  • 33799-0000 - Mercruiser 7.4L MPI 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
    £63.00 Ex VAT
    £75.60 Inc VAT
    In Stock

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  • 18-8999 - Mercruiser 7.4L MPI Petrol Engine Parts Motor Flusher - Dual Feed - Rectangular Cups
    18-8999
    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

  • MP40970-1 - Mercruiser 7.4L MPI Petrol Engine Parts Safety Switch - Sierra Marine Works - Coiled Lanyard
    MP40970-1
    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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  • UN77310 - Mercruiser 7.4L MPI 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
    £23.00 Ex VAT
    £27.60 Inc VAT
    Keypart Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    In Stock

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7.4L MPI Petrol Engine Parts