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Mercruiser

Shop Mercruiser Petrol Engine & Sterndrive Parts

Keep your Mercruiser V6, V8 small block, and big block engines running at peak performance with OEM and aftermarket parts. From the V6 4.3L and 4.5L, V8 5.0, 5.7 and 6.2L small block models to big block V8 7.4, 8.1, and 8.2L engines, we stock everything from engine components to sterndrive parts. Covering sterndrives including Alpha 1 Gen 2, Bravo 1, 2, and 3, our range includes spark plugs, anodes, gaskets, water pumps, bearings, belts, impellers and more for maintenance, repairs and performance upgrades.

All (764)
Mercruiser Parts By Engine (100)
Mercruiser Service Kits (10)
Mercruiser Sterndrive Parts (376)
Mercruiser Alternators (11)
Mercruiser Anodes (11)
Mercruiser Bellows (10)
Mercruiser Belts (15)
Mercruiser Bolts, Nuts, Fittings & Hardware (48)
Mercruiser Carburetor Kits (10)
Mercruiser Circulation Pumps (7)
Mercruiser Electrical Components (33)
Mercruiser Engine Mounts (3)
Mercruiser Engine Parts (75)
Mercruiser Fuel Filter (24)
Mercruiser Fuel Pumps (15)
Mercruiser Gaskets, Seals & O-Rings (71)
Mercruiser Heat Exchangers and Coolers (21)
Mercruiser Hoses (23)
Mercruiser Ignition Parts (131)
Mercruiser Impellers & Pump Kits (29)
Mercruiser Manifolds, Risers & Spacers (155)
Mercruiser Oil Filters (6)
Mercruiser Seawater Pumps (8)
Mercruiser Starter Motors (8)
Mercruiser Thermostats (30)
Mercruiser Trim Motors (10)
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  • 18-3577-2-Circulating Water Pump

    Aftermarket GM Big Block Circulating Water Pump

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    Aftermarket GM Big Block Circulating Water Pump Bi-DirectionalFits: Big Block GM V-8 (454 & 502 CID) engines Interchangeable with the following:GLM6269358 Crusader176703010967859811573 MESWP415M OMC Inboard6269358 OMC Stern...

    (1)

    $336.60
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  • 18-3571-Water Pump Kit

    Aftermarket Mercury 817275A1 Sea Water Pump Housing Kit

    Aftermarket Mercury 817275A1 Sea Water Pump Housing Kit Mercruiser Alpha 1 gen 2 and Mercury outboards with Big foot gearcase Impeller not included. Kit Contains: 18-2566-9  -Gasket, Impeller18-7420-9  -O-Ring18-2599     -Face...

    $168.15
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  • 18-3555-Thermostat

    Aftermarket Mercruiser 991551 Thermostat

    Aftermarket Mercruiser 991551 Thermostat Temperature Rating: 160°FFits: 1998 & newer GM V6 & V8 engines with closed coolingUse With:Thermostat Kit-  18-3667Thermostat Kit-  18-3568 Interchangeable with the...

    $45.34
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  • 18-3316-Water Pump Kit

    Aftermarket Mercury 96148A8 Water Pump Kit

    Aftermarket Mercury 96148A8 Water Pump Kit Water pump repair kit 18-3316 is for Mercury and Mariner 65 hp (4-cylinder) through V6 outboards with short-vane impellers. It also fits Mercruiser I, R, MR and Alpha stern drives (serial number 2491586 through...

    $128.12
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  • 18-3314-Water Pump Kit

    Aftermarket Mercury Outboard & Mercruiser Alpha 1 Water Pump Kit

    Aftermarket Mercury Outboard & Mercruiser Alpha 1 Water Pump Kit Mercury outboard and Mercruiser Alpha 1 water pump kit Kit Contents: Contents Part Contents Part O-Ring NSS O-Ring 18-7173-9 Drain Screw Gasket 18-2945-9 O-Ring 18-7176-9 ...

    $150.61
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  • 18-3219-Water Tube

    Aftermarket Mercruiser 42724A3 Water Pocket Cover & Tube

    Aftermarket Mercruiser 42724A3 Water Pocket Cover & Tube For: Merc MR-1 and Alpha 1 drivesModels: I, 1A, 1B, 1C, 1CEZ, 120, 140, 160, 165, 888, 898, 228, 225-S, 233, 250, 260, 470,485, R, MR, Alpha Set Contains: Contents Part Gasket, Water...

    $75.24
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  • 18-3155-Water Pump Repair Kit

    Aftermarket Mercruiser Bravo 46-72774A89 Water Pump Repair Kit

    Aftermarket Mercruiser Bravo 46-72774A89 Water Pump Repair Kit Fits: Plastic 2 pc. body sea water pump Kit Contents: Contents Part Gasket, Water Pump 18-0916 Gasket, Water Pump 18-0386 Impeller 18-3087 O-Ring 18-7474 Interchangeable...

    $335.70
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  • 18-3109-Water Tube Guide

    Aftermarket Mercury 23-29804T Water Tube Guide

    Aftermarket Mercury 23-29804T Water Tube Guide Fits: MC-I, R, MR & Alpha One drives Use with: Water Pump Housing 18-3116 Interchangeable with the following:GLM12820Mercruiser Stern Drive23-2980423-29804T23-52928 Mercury Marine23-2980423-29804T

    $11.24
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  • Chrome High Output Mallory Style Igniton Coil

    Chrome High Output Mallory Style Igniton Coil

    Chrome High Output Mallory Style Igniton Coil 12 volt electronic ign coils deliver the added voltage req to properly ign perf marine eng Fits: Mallory 8 Cylinder

    $201.23
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  • 18-2945-Drain Screw Gasket

    Aftermarket Mercury & Mercruiser Style Drain Plug Washer Gasket

    Aftermarket Mercury & Mercruiser Style Drain Plug Washer Gasket Used with: 3/8-16 drain/fill screw found on all MerCruiser and most Mercury/Mariner O/B'sUsed in: most lower units and sea water pumps Use With:18-23751-9  Drain Screw...

    $4.29
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  • 18-2917-Thermostat Gasket

    Aftermarket Mercruiser 27-530451 Thermostat Gasket

    Aftermarket Mercruiser 27-530451 Thermostat Gasket Fits: MCM/MIE GM V6 & V8 enginesUse with: 18-3649 Thermostat Interchangeable with the following:GLM31560 GM3701777Mercruiser Stern...

    $8.47
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  • 18-2845-Valve Cover Gasket

    Aftermarket Mercruiser 27-11999 Valve Cover Gasket

    Aftermarket Mercruiser 27-11999 Valve Cover Gasket For: GM 305/350 CID (5.0L & 5.7L) Sold individually. Interchangeable with the following:GLM30353Mercruiser Stern Drive27-1199927-3404327-52202FI1101236FI5000161 OMC Stern Drive912965 Crusader91351...

    $51.40
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  • 18-2844-Thermostat Gasket

    Aftermarket Mercruiser 27-488181 Thermostat Gasket

    Aftermarket Mercruiser 27-488181 Thermostat Gasket Fits: MCM/MIE GM V8 engines Interchangeable with the following:GLM31510Mercruiser Stern Drive27-4881827-48818127-48818Q01 BarrMC47-27-48818

    $3.97
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  • 18-2762-Exhaust Tube

    Aftermarket Mercruiser 70981A3 Exhaust Tube Bellows

    Aftermarket Mercruiser 70981A3 Exhaust Tube Bellows Fits: MCM 470/485, 898, 228, 250, 260, 280, 330 & Ford 2333 Inch to 4 Inch Inside Diameter Interchangeable with the following:GLM89070Mercruiser Stern Drive7098170981A3

    $86.05
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  • Aftermarket Mercruiser 90949T Exhaust Tube Bellows

    Aftermarket Mercruiser 90949T Exhaust Tube Bellows

    Aftermarket Mercruiser 90949T Exhaust Tube Bellows I.D.: 3" or 76.2mmFits: MCM 470/485, 185, 205, 898, 228 & 260 Interchangeable with the following:GLM89090Mercruiser Stern Drive32-9094932-90949T

    $98.92
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