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185 Petrol Engine Parts

Manufactured between the years of 1985 - 1987

Service Items

  • 18-7879-1 - Mercruiser 185 Petrol Engine Parts Oil Filter - Replacement
    18-7879-1
    Oil Filter - Replacement
    List Price
    £10.17 Ex VAT
    £12.20 Inc VAT
    Keypart Price
    £8.14 Ex VAT
    £9.77 Inc VAT
    Low Stock

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  • 35-883702Q - Mercruiser 185 Petrol Engine Parts Oil Filter - Genuine
    35-883702Q
    Oil Filter - Genuine
    List Price
    £10.17 Ex VAT
    £12.20 Inc VAT
    Keypart Price
    £9.15 Ex VAT
    £10.98 Inc VAT
    In Stock

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  • 18-0311 - Mercruiser 185 Petrol Engine Parts Rocker Cover Gasket - (2 required per engine)
    18-0311
    Rocker Cover Gasket - (2 required per engine)
    List Price
    £38.49 Ex VAT
    £46.19 Inc VAT
    Keypart Price
    £30.79 Ex VAT
    £36.95 Inc VAT
    In Stock

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  • 18-3879 - Mercruiser 185 Petrol Engine Parts Cylinder Head Gasket - (2 required per engine)
    18-3879
    Cylinder Head Gasket - (2 required per engine)
    List Price
    £41.00 Ex VAT
    £49.20 Inc VAT
    Keypart Price
    £32.80 Ex VAT
    £39.36 Inc VAT
    Low Stock

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  • 18-4408 - Mercruiser 185 Petrol Engine Parts Intake Manifold Gasket Kit
    18-4408
    Intake Manifold Gasket Kit
    List Price
    £39.26 Ex VAT
    £47.11 Inc VAT
    Keypart Price
    £27.48 Ex VAT
    £32.98 Inc VAT
    In Stock

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  • 18-4024 - Mercruiser 185 Petrol Engine Parts Intake Valve Stem Oil Seal - (6 required per engine)
    18-4024
    Intake Valve Stem Oil Seal - (6 required per engine)
    List Price
    £6.98 Ex VAT
    £8.38 Inc VAT
    Keypart Price
    £4.89 Ex VAT
    £5.87 Inc VAT
    In Stock

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  • 18-0518 - Mercruiser 185 Petrol Engine Parts Valve Stem Oil Seal - Intake & Exhaust (12 required per engine)
    18-0518
    Valve Stem Oil Seal - Intake & Exhaust (12 required per engine)
    List Price
    £2.08 Ex VAT
    £2.50 Inc VAT
    Keypart Price
    £1.66 Ex VAT
    £1.99 Inc VAT
    In Stock

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  • 18-15520 - Mercruiser 185 Petrol Engine Parts Drive Belt - for Power Steering Pump
    18-15520
    Drive Belt - for Power Steering Pump
    List Price
    £34.74 Ex VAT
    £41.69 Inc VAT
    Keypart Price
    £27.79 Ex VAT
    £33.35 Inc VAT
    Low Stock

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Lubricants

Engine oil capacity is approximately 4.2 Litres

  • 18-9400-4 - Mercruiser 185 Petrol Engine Parts 25W/40 Engine Oil 4.7 Litre (Not available to customers outside the UK)
    18-9400-4
    25W/40 Engine Oil 4.7 Litre (Not available to customers outside the UK)
    List Price
    £31.75 Ex VAT
    £38.10 Inc VAT
    Keypart Price
    £23.81 Ex VAT
    £28.57 Inc VAT
    Low Stock

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  • 18-9440-4 - Mercruiser 185 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
    £35.91 Ex VAT
    £43.09 Inc VAT
    Keypart Price
    £26.93 Ex VAT
    £32.32 Inc VAT
    In Stock

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  • 18-9750-0 - Mercruiser 185 Petrol Engine Parts Power Trim & Tilt Fluid - 10oz/283.5g
    18-9750-0
    Power Trim & Tilt Fluid - 10oz/283.5g
    List Price
    £8.55 Ex VAT
    £10.26 Inc VAT
    Keypart Price
    £6.84 Ex VAT
    £8.21 Inc VAT
    In Stock

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  • 33799-0000 - Mercruiser 185 Petrol Engine Parts Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £65.23 Ex VAT
    £78.28 Inc VAT
    Keypart Price
    £58.71 Ex VAT
    £70.45 Inc VAT
    In Stock

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Cooling System

  • 18-3668 - Mercruiser 185 Petrol Engine Parts Thermostat Kit 142 deg
    18-3668
    Thermostat Kit 142 deg
    List Price
    £36.95 Ex VAT
    £44.34 Inc VAT
    Keypart Price
    £29.56 Ex VAT
    £35.47 Inc VAT
    Low Stock

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  • 18-3599-1 - Mercruiser 185 Petrol Engine Parts Circulation Pump Assembly - ** VALUE ITEM **
    18-3599-1
    Circulation Pump Assembly - ** VALUE ITEM **
    List Price
    £99.50 Ex VAT
    £119.40 Inc VAT
    Keypart Price
    £75.00 Ex VAT
    £90.00 Inc VAT
    Low Stock

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  • 18-4218 - Mercruiser 185 Petrol Engine Parts Drain Tap Assembly - for Block and Manifolds
    18-4218
    Drain Tap Assembly - for Block and Manifolds
    Keypart Price
    £4.64 Ex VAT
    £5.57 Inc VAT
    In Stock

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  • 18-15440 - Mercruiser 185 Petrol Engine Parts Drive Belt - for Circulation Pump
    18-15440
    Drive Belt - for Circulation Pump
    List Price
    £31.06 Ex VAT
    £37.27 Inc VAT
    Keypart Price
    £24.85 Ex VAT
    £29.82 Inc VAT
    Low Stock

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  • 18-1952-1 - Mercruiser 185 Petrol Engine Parts High Quality Exhaust Manifold Kit (including Gaskets) 2 required per engine - Replacement
    18-1952-1
    High Quality Exhaust Manifold Kit (including Gaskets) 2 required per engine - Replacement
    List Price
    £184.66 Ex VAT
    £221.59 Inc VAT
    Keypart Price
    £147.73 Ex VAT
    £177.28 Inc VAT
    In Stock

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  • 18-1976-2 - Mercruiser 185 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
    £216.17 Ex VAT
    £259.40 Inc VAT
    Keypart Price
    £129.70 Ex VAT
    £155.64 Inc VAT
    In Stock

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  • 18-1908K - Mercruiser 185 Petrol Engine Parts 3" Spacer Kit for Centre Rise Manifold
    18-1908K
    3" Spacer Kit for Centre Rise Manifold
    Keypart Price
    £216.30 Ex VAT
    £259.56 Inc VAT
    Low Stock

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  • 18-2748 - Mercruiser 185 Petrol Engine Parts Upper Exhaust Riser to Downpipe Bellows 4" ID - (use with 4" Riser)
    18-2748
    Upper Exhaust Riser to Downpipe Bellows 4" ID - (use with 4" Riser)
    List Price
    £83.23 Ex VAT
    £99.88 Inc VAT
    Keypart Price
    £62.42 Ex VAT
    £74.90 Inc VAT
    In Stock

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  • 18-2746 - Mercruiser 185 Petrol Engine Parts Lower Exhaust Riser to Downpipe Bellows 4" ID - (use with 4" Riser)
    18-2746
    Lower Exhaust Riser to Downpipe Bellows 4" ID - (use with 4" Riser)
    List Price
    £65.57 Ex VAT
    £78.68 Inc VAT
    Keypart Price
    £49.18 Ex VAT
    £59.02 Inc VAT
    Low Stock

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  • 18-1970-2 - Mercruiser 185 Petrol Engine Parts Exhaust Riser 3" OD - (2 required per engine)
    18-1970-2
    Exhaust Riser 3" OD - (2 required per engine)
    List Price
    £313.83 Ex VAT
    £376.60 Inc VAT
    Keypart Price
    £140.00 Ex VAT
    £168.00 Inc VAT
    Special Order Usually 7 - 9 Days

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  • 18-2762 - Mercruiser 185 Petrol Engine Parts Upper Exhaust Riser to Downpipe Bellows 3" to 4" ID - (use with 3" Riser)
    18-2762
    Upper Exhaust Riser to Downpipe Bellows 3" to 4" ID - (use with 3" Riser)
    List Price
    £67.61 Ex VAT
    £81.13 Inc VAT
    Keypart Price
    £47.33 Ex VAT
    £56.80 Inc VAT
    In Stock

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  • 18-2761 - Mercruiser 185 Petrol Engine Parts Lower Exhaust Riser to Downpipe Bellows 3" ID - (use with 3" Riser)
    18-2761
    Lower Exhaust Riser to Downpipe Bellows 3" ID - (use with 3" Riser)
    List Price
    £72.82 Ex VAT
    £87.38 Inc VAT
    Keypart Price
    £54.61 Ex VAT
    £65.53 Inc VAT
    In Stock

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Exhaust Manifold Kits

  • KP-Manifold-Set-7 - Mercruiser 185 Petrol Engine Parts Manifold & Riser Kit with 4" outlet Risers - Engine Set - Replacement
    KP-Manifold-Set-7
    Manifold & Riser Kit with 4" outlet Risers - Engine Set - Replacement
    List Price
    £550.00 Ex VAT
    £660.00 Inc VAT
    Keypart Price
    £450.00 Ex VAT
    £540.00 Inc VAT
    In Stock

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  • 18-1908K - Mercruiser 185 Petrol Engine Parts 3" Spacer Kit for Centre Rise Manifold
    18-1908K
    3" Spacer Kit for Centre Rise Manifold
    Keypart Price
    £216.30 Ex VAT
    £259.56 Inc VAT
    Low Stock

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Fuel System

  • 18-7944 - Mercruiser 185 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
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £7.53 Ex VAT
    £9.04 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 185 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
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £7.53 Ex VAT
    £9.04 Inc VAT
    In Stock

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  • 18-7945C - Mercruiser 185 Petrol Engine Parts 10-micron Fuel Filter - Chrome - Replacement - - Bulkhead Mounted
    18-7945C
    10-micron Fuel Filter - Chrome - Replacement - - Bulkhead Mounted
    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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  • 35-802893Q01 - Mercruiser 185 Petrol Engine Parts 25-Micron Fuel Filter - Spin On - Genuine
    35-802893Q01
    25-Micron Fuel Filter - Spin On - Genuine
    List Price
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £8.47 Ex VAT
    £10.16 Inc VAT
    In Stock

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  • 18-7098-1 - Mercruiser 185 Petrol Engine Parts Carburettor Repair Kit - Mercarb 2BBL - (marked 3304-9565A1)
    18-7098-1
    Carburettor Repair Kit - Mercarb 2BBL - (marked 3304-9565A1)
    List Price
    £91.28 Ex VAT
    £109.54 Inc VAT
    Keypart Price
    £54.77 Ex VAT
    £65.72 Inc VAT
    In Stock

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  • 18-7095 - Mercruiser 185 Petrol Engine Parts Carburettor Repair Kit - Rochester 4BBL - (marked 3304-9354A2)
    18-7095
    Carburettor Repair Kit - Rochester 4BBL - (marked 3304-9354A2)
    List Price
    £30.85 Ex VAT
    £37.02 Inc VAT
    Keypart Price
    £24.68 Ex VAT
    £29.62 Inc VAT
    In Stock

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  • 18-7784 - Mercruiser 185 Petrol Engine Parts Lift Pump Filter Kit - Replacement - - for 18-7282 Lift Pump
    18-7784
    Lift Pump Filter Kit - Replacement - - for 18-7282 Lift Pump
    List Price
    £24.15 Ex VAT
    £28.98 Inc VAT
    Keypart Price
    £18.11 Ex VAT
    £21.73 Inc VAT
    In Stock

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  • 35-8M0046752 - Mercruiser 185 Petrol Engine Parts Lift Pump Filter Kit - Genuine - - for 18-7282 Lift Pump
    35-8M0046752
    Lift Pump Filter Kit - Genuine - - for 18-7282 Lift Pump
    List Price
    £24.15 Ex VAT
    £28.98 Inc VAT
    Keypart Price
    £21.73 Ex VAT
    £26.08 Inc VAT
    In Stock

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  • 18-7284 - Mercruiser 185 Petrol Engine Parts Fuel Feed Pump - Replacement - Merc
    18-7284
    Fuel Feed Pump - Replacement - Merc
    List Price
    £123.29 Ex VAT
    £147.95 Inc VAT
    Keypart Price
    £98.63 Ex VAT
    £118.36 Inc VAT
    In Stock

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  • 92-8M0079745 - Mercruiser 185 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
    £11.74 Ex VAT
    £14.09 Inc VAT
    Low 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.

  • 18-7852-1 - Mercruiser 185 Petrol Engine Parts Fuel Filter Kit with 1/4" Ports - Aluminium Head (Tall Filter) 21 micron - for Bulkhead Mounting
    18-7852-1
    Fuel Filter Kit with 1/4" Ports - Aluminium Head (Tall 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 185 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
    Low Stock

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  • 18-8067 - Mercruiser 185 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
    In Stock

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  • 18-7944 - Mercruiser 185 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
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £7.53 Ex VAT
    £9.04 Inc VAT
    Low Stock

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  • 18-7945 - Mercruiser 185 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
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £7.53 Ex VAT
    £9.04 Inc VAT
    In Stock

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  • 18-7945C - Mercruiser 185 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
    In Stock

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  • 35-802893Q01 - Mercruiser 185 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
    £9.41 Ex VAT
    £11.29 Inc VAT
    Keypart Price
    £8.47 Ex VAT
    £10.16 Inc VAT
    In Stock

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Ignition System

  • BR6FS - Mercruiser 185 Petrol Engine Parts Spark Plug - (6 required per engine)
    BR6FS
    Spark Plug - (6 required per engine)
    List Price
    £5.05 Ex VAT
    £6.06 Inc VAT
    Keypart Price
    £3.03 Ex VAT
    £3.64 Inc VAT
    In Stock

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  • 18-5396 - Mercruiser 185 Petrol Engine Parts Distributor Cap - Thunderbolt
    18-5396
    Distributor Cap - Thunderbolt
    List Price
    £41.31 Ex VAT
    £49.57 Inc VAT
    Keypart Price
    £33.05 Ex VAT
    £39.66 Inc VAT
    Low Stock

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  • 18-5432 - Mercruiser 185 Petrol Engine Parts Rotor/Trigger Assembly - Thunderbolt
    18-5432
    Rotor/Trigger Assembly - Thunderbolt
    Keypart Price
    £7.71 Ex VAT
    £9.25 Inc VAT
    In Stock

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  • 18-5116-1 - Mercruiser 185 Petrol Engine Parts Distributor Ignition Sensor - Thunderbolt
    18-5116-1
    Distributor Ignition Sensor - Thunderbolt
    List Price
    £72.21 Ex VAT
    £86.65 Inc VAT
    Keypart Price
    £64.99 Ex VAT
    £77.99 Inc VAT
    In Stock

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  • 18-5438 - Mercruiser 185 Petrol Engine Parts Ignition Coil - Replacement - - Thunderbolt
    18-5438
    Ignition Coil - Replacement - - Thunderbolt
    List Price
    £72.20 Ex VAT
    £86.64 Inc VAT
    Keypart Price
    £54.15 Ex VAT
    £64.98 Inc VAT
    In Stock

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  • 18-8810-1 - Mercruiser 185 Petrol Engine Parts H T Lead Set - - Thunderbolt
    18-8810-1
    H T Lead Set - - Thunderbolt
    List Price
    £58.95 Ex VAT
    £70.74 Inc VAT
    Keypart Price
    £47.16 Ex VAT
    £56.59 Inc VAT
    In Stock

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  • 18-5471 - Mercruiser 185 Petrol Engine Parts V6 Distributor Assembly Thunderbolt IV
    18-5471
    V6 Distributor Assembly Thunderbolt IV
    List Price
    £319.69 Ex VAT
    £383.63 Inc VAT
    Keypart Price
    £255.75 Ex VAT
    £306.90 Inc VAT
    In Stock

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  • 18-28175 - Mercruiser 185 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
    In Stock

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  • 18-28150 - Mercruiser 185 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 185 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
    Please Contact for Stock Status

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Electrical System

  • 18-6275 - Mercruiser 185 Petrol Engine Parts Starter Motor Assembly - ** VALUE ITEM **
    18-6275
    Starter Motor Assembly - ** VALUE ITEM **
    List Price
    £281.00 Ex VAT
    £337.20 Inc VAT
    Keypart Price
    £120.00 Ex VAT
    £144.00 Inc VAT
    In Stock

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  • 18-5966 - Mercruiser 185 Petrol Engine Parts Mando 55amp Alternator
    18-5966
    Mando 55amp Alternator
    List Price
    £278.09 Ex VAT
    £333.71 Inc VAT
    Keypart Price
    £165.00 Ex VAT
    £198.00 Inc VAT
    Low Stock

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  • 18-5816 - Mercruiser 185 Petrol Engine Parts Solenoid Kit - Flat Bracket - (Slave for Starter Motor)
    18-5816
    Solenoid Kit - Flat Bracket - (Slave for Starter Motor)
    List Price
    £31.92 Ex VAT
    £38.30 Inc VAT
    Keypart Price
    £25.54 Ex VAT
    £30.65 Inc VAT
    In Stock

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  • 18-5897 - Mercruiser 185 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
    £30.83 Ex VAT
    £37.00 Inc VAT
    Keypart Price
    £24.66 Ex VAT
    £29.59 Inc VAT
    In Stock

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  • 18-5898 - Mercruiser 185 Petrol Engine Parts Temperature Sender 1/2"-14 - Spanner Size 7/8" - 1-7/8" Long
    18-5898
    Temperature Sender 1/2"-14 - Spanner Size 7/8" - 1-7/8" Long
    List Price
    £32.25 Ex VAT
    £38.70 Inc VAT
    Keypart Price
    £25.80 Ex VAT
    £30.96 Inc VAT
    In Stock

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  • 18-5899 - Mercruiser 185 Petrol Engine Parts Oil Pressure Sender
    18-5899
    Oil Pressure Sender
    List Price
    £50.84 Ex VAT
    £61.01 Inc VAT
    Keypart Price
    £40.67 Ex VAT
    £48.80 Inc VAT
    In Stock

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  • 3854164-R - Mercruiser 185 Petrol Engine Parts 50amp Reset Fuse Unit
    3854164-R
    50amp Reset Fuse Unit
    List Price
    £107.00 Ex VAT
    £128.40 Inc VAT
    Keypart Price
    £74.90 Ex VAT
    £89.88 Inc VAT
    Low Stock

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  • 864363A1 - Mercruiser 185 Petrol Engine Parts Shift Plate Kit - Alpha Spec - (Replaces old Shift-Interrupt Switch)
    864363A1
    Shift Plate Kit - Alpha Spec - (Replaces old Shift-Interrupt Switch)
    List Price
    £130.46 Ex VAT
    £156.55 Inc VAT
    Keypart Price
    £117.41 Ex VAT
    £140.89 Inc VAT
    In Stock

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  • 8M0092849 - Mercruiser 185 Petrol Engine Parts Stop Switch Lanyard - Genuine
    8M0092849
    Stop Switch Lanyard - Genuine
    List Price
    £18.38 Ex VAT
    £22.06 Inc VAT
    Keypart Price
    £16.54 Ex VAT
    £19.85 Inc VAT
    In Stock

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  • 87-805605A1 - Mercruiser 185 Petrol Engine Parts Oil Pressure Switch for Alarm - Genuine
    87-805605A1
    Oil Pressure Switch for Alarm - Genuine
    List Price
    £29.77 Ex VAT
    £35.72 Inc VAT
    Keypart Price
    £26.79 Ex VAT
    £32.15 Inc VAT
    Low Stock

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  • 48952 - Mercruiser 185 Petrol Engine Parts Temperature Switch for Alarm - Genuine
    48952
    Temperature Switch for Alarm - Genuine
    List Price
    £107.74 Ex VAT
    £129.29 Inc VAT
    Keypart Price
    £96.97 Ex VAT
    £116.36 Inc VAT
    In Stock

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Repair Items

  • 18-2193 - Mercruiser 185 Petrol Engine Parts Rear Engine Mount - (2 required per engine)
    18-2193
    Rear Engine Mount - (2 required per engine)
    List Price
    £86.30 Ex VAT
    £103.56 Inc VAT
    Keypart Price
    £43.15 Ex VAT
    £51.78 Inc VAT
    In Stock

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  • 18-2141 - Mercruiser 185 Petrol Engine Parts Rear Engine Mount Bolt Kit - (2 required per engine)
    18-2141
    Rear Engine Mount Bolt Kit - (2 required per engine)
    List Price
    £24.03 Ex VAT
    £28.84 Inc VAT
    Keypart Price
    £19.22 Ex VAT
    £23.06 Inc VAT
    In Stock

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  • 3853194 - Mercruiser 185 Petrol Engine Parts Timing Cover with Seal
    3853194
    Timing Cover with Seal
    List Price
    £73.20 Ex VAT
    £87.84 Inc VAT
    Keypart Price
    £65.88 Ex VAT
    £79.06 Inc VAT
    Please Contact for Stock Status

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  • 18-0976 - Mercruiser 185 Petrol Engine Parts Timing Cover to Block Gasket
    18-0976
    Timing Cover to Block Gasket
    List Price
    £5.80 Ex VAT
    £6.96 Inc VAT
    Keypart Price
    £4.64 Ex VAT
    £5.57 Inc VAT
    In Stock

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  • 18-1213 - Mercruiser 185 Petrol Engine Parts Front Crankshaft Seal
    18-1213
    Front Crankshaft Seal
    List Price
    £33.36 Ex VAT
    £40.03 Inc VAT
    Keypart Price
    £26.69 Ex VAT
    £32.03 Inc VAT
    In Stock

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  • 18-7508 - Mercruiser 185 Petrol Engine Parts Power Steering Pump Assembly (NO Pulley) - Replacement
    18-7508
    Power Steering Pump Assembly (NO Pulley) - Replacement
    List Price
    £572.64 Ex VAT
    £687.17 Inc VAT
    Keypart Price
    £450.00 Ex VAT
    £540.00 Inc VAT
    Please Contact for Stock Status

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Repair Kits

  • 18-4377 - Mercruiser 185 Petrol Engine Parts Timing Case Gasket Kit
    18-4377
    Timing Case Gasket Kit
    List Price
    £15.83 Ex VAT
    £19.00 Inc VAT
    Keypart Price
    £12.66 Ex VAT
    £15.19 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.

  • 92-8M0121969 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Quicksilver Powertune 12oz (340g) (Shipping restrictions apply - see above)
    92-8M0121969
    *AEROSOL* Quicksilver Powertune 12oz (340g) (Shipping restrictions apply - see above)
    Keypart Price
    £13.81 Ex VAT
    £16.57 Inc VAT
    Low Stock

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  • 18-9550-0 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Fogging Oil Aerosol 12 oz (for use when laying up) (Shipping restrictions apply - see above)
    18-9550-0
    *AEROSOL* Fogging Oil Aerosol 12 oz (for use when laying up) (Shipping restrictions apply - see above)
    List Price
    £15.90 Ex VAT
    £19.08 Inc VAT
    Keypart Price
    £9.54 Ex VAT
    £11.45 Inc VAT
    In Stock

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  • 20.052 - Mercruiser 185 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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  • 40.052 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Black Aerosol Spray 400ml (Shipping restrictions apply - see above)
    40.052
    *AEROSOL* Black Aerosol Spray 400ml (Shipping restrictions apply - see above)
    List Price
    £12.00 Ex VAT
    £14.40 Inc VAT
    Keypart Price
    £9.00 Ex VAT
    £10.80 Inc VAT
    In Stock

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  • LOCTITE-243-10ML - Mercruiser 185 Petrol Engine Parts Loctite Threadlock 10ml
    LOCTITE-243-10ML
    Loctite Threadlock 10ml
    List Price
    £16.00 Ex VAT
    £19.20 Inc VAT
    Keypart Price
    £13.00 Ex VAT
    £15.60 Inc VAT
    In Stock

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  • LOCTITE-243-50ML - Mercruiser 185 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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  • ACT1822 - Mercruiser 185 Petrol Engine Parts *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    ACT1822
    *AEROSOL* RP-90 Rapid Penetrating & Release Fluid 500ml (shipping restrictions apply - see above)
    Keypart Price
    £5.47 Ex VAT
    £6.56 Inc VAT
    In Stock

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  • ACT1847 - Mercruiser 185 Petrol Engine Parts *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    ACT1847
    *AEROSOL* SA-90 Industrial Strength Adhesive 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £11.64 Ex VAT
    £13.97 Inc VAT
    In Stock

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  • ACT1558 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    ACT1558
    *AEROSOL* Amaze Dash Plastic & Rubber Cleaner 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £5.33 Ex VAT
    £6.40 Inc VAT
    In Stock

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  • ACT1839 - Mercruiser 185 Petrol Engine Parts *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    ACT1839
    *AEROSOL* AC-90 Moisture Displacement & Lubricant 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £6.83 Ex VAT
    £8.20 Inc VAT
    In Stock

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  • ACT1947 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    ACT1947
    *AEROSOL* Supertrol 001 Heavy Duty Corrosion Protector 500ml - Ideal for corrosion protection of steel components in storage or in transit.
    Keypart Price
    £8.72 Ex VAT
    £10.46 Inc VAT
    Low Stock

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  • 92-8M0079745 - Mercruiser 185 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
    £11.74 Ex VAT
    £14.09 Inc VAT
    Low Stock

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  • ACT1848 - Mercruiser 185 Petrol Engine Parts *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    ACT1848
    *AEROSOL* TF-90 Fast Dry Cleaning Solvent & Degreaser 500ml (Shipping restrictions apply - see above)
    Keypart Price
    £8.53 Ex VAT
    £10.24 Inc VAT
    In Stock

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  • 92-8M0121972 - Mercruiser 185 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
    £15.90 Ex VAT
    £19.08 Inc VAT
    Keypart Price
    £14.31 Ex VAT
    £17.17 Inc VAT
    In Stock

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  • ACT1851 - Mercruiser 185 Petrol Engine Parts *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    ACT1851
    *AEROSOL* Multi-Purpose Oil with Anti-rust 415ml - A must for Boats (Shipping restrictions apply - see above)
    Keypart Price
    £5.61 Ex VAT
    £6.73 Inc VAT
    Please Contact for Stock Status

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Tools & Manuals

  • 18-03200 - Mercruiser 185 Petrol Engine Parts Engine & Sterndrive Workshop Manual 1964-1992
    18-03200
    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
    Low Stock

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  • 33799-0000 - Mercruiser 185 Petrol Engine Parts Oil Change Pump Kit (Universal)
    33799-0000
    Oil Change Pump Kit (Universal)
    List Price
    £65.23 Ex VAT
    £78.28 Inc VAT
    Keypart Price
    £58.71 Ex VAT
    £70.45 Inc VAT
    In Stock

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  • 18-9010 - Mercruiser 185 Petrol Engine Parts Motor Flusher - Single Feed
    18-9010
    Motor Flusher - Single Feed
    List Price
    £25.51 Ex VAT
    £30.61 Inc VAT
    Keypart Price
    £18.00 Ex VAT
    £21.60 Inc VAT
    In Stock

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  • 18-8997 - Mercruiser 185 Petrol Engine Parts Motor Flusher - Dual Feed - Round Cups
    18-8997
    Motor Flusher - Dual Feed - Round Cups
    List Price
    £22.00 Ex VAT
    £26.40 Inc VAT
    Keypart Price
    £17.60 Ex VAT
    £21.12 Inc VAT
    In Stock

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  • 18-8999 - Mercruiser 185 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
    Low Stock

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Accessories

  • MP40970-1 - Mercruiser 185 Petrol Engine Parts Safety Switch - Sierra Marine Works - Coiled Lanyard
    MP40970-1
    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
    In Stock

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  • UN77310 - Mercruiser 185 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
    £21.00 Ex VAT
    £25.20 Inc VAT
    Keypart Price
    £15.75 Ex VAT
    £18.90 Inc VAT
    Low Stock

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185 Petrol Engine Parts