Engines & Maintenance

Sierra Mercruiser GM Engine Thermostat Kit Fits: 1987 & newer GM engines with standard cooling requiring a 160° thermostatTemperature rating: 160°F Kit Contains: Contents Part Gasket, Thermostat Housing 18-2917-9 Gasket,...

Sierra Mercruiser Marine Transom Seal Kit Item No: S-18-8212-1 Features a Greasable Gimbal Bearing Fits: Bravo & Blackhawk Contains18-2756 - U-Joint bellows18-2750 - Exhaust bellows18-2760 - Exhaust tube18-3603 - Water intake hose18-2615 -...

Sierra Mercruiser Stern drive Carburetor Kit Fits: 1987-1997 MCM/MIE/Tow Sports 350 Mag & 5.7L/LX Engines With 9665 & 9781 Weber CarbsFits: 1990-1997 MCM/MIE 454 Mag. 7.4L & 8.2L...

Sierra Mercruiser Thermostat 170F 864493 Fits: MCM 4.3L, 5.0L, 5.7L & 6.2L MPI engines w/dry joint exhaust & closed cooling Temperature Rating: 170°F (77°C) Mallory9-43015 Mercruiser864493

Sierra Mercruiser Trim Ram For all Mercruiser sterndrive models equipped with internal hydraulic lines, including models such as the 120, 140, 160, 165, 888, 898, 228, 225-S, 233, 250, 260, 470, and 485. Mercury 45706A14

Sierra Mercruiser V6 Thunderbolt Rotor Assembly Fits: GM V-6 Engines With Thunderbolt IV & V HEI Ignition Interchangeable with the following: CDIE65-0004 GLM71070 Mallory9-29218 Mercruiser Stern Drive13524A413524A613524Q0619405A490576A5

Sierra MerCruiser Volvo Power Steering Pump Interchange: Mercruiser Stern Drive16792A116792A3316792A3990496A5

Sierra Mercury 8M0105210 Replacement Prop Nut Part#: S-18-3783 Fits: Bravo III (front) Interchange: Mercruiser Stern Drive 11-805092 11-805092T 11-859131 11-8M0105210

Sierra Mercury Impeller Fits: Various 15 to 25HP Mercury Force outboards. Replaces: 8508910, 850893, 89640, 9-45303,8M0024502, 8M0027792 and 8M0204712

Sierra Mercury Marine / Nissan Fuel Connector Item No: S-18-80410-1 Size: 3/8" or 9.5mmConnector Type: FemaleMates with: 18-80412Fits: Mercury 4/5 2-Stroke (1999 & Up)Fits: Nissan 4HP-30HP 4 Stroke Interchange Mercury...

Sierra Mercury Outboard 30-60HP 4-Stroke Timing Belt Aftermarket Mercury 30-60HP 4-Stroke outboards 1C453840 & above Replaces: Mercury 57-8M0065179 57-8M0151040 831294  

Sierra Outboard Starter Part#: S-18-5610 8 Tooth Fits: 100, 115, 125 Hp 4 Cyl. Interchange: Arco - 5392 Mallory - 9-15027 Mercury Marine 50-660151 50-660153 50-66015T 50-893892T MES - S2041M