Sierra Marine

Sierra Thermostat Kit - Mercruiser - S18-3644. Contains: Sierra CodeDescriptionO.E # S18-3649 Thermostat 160° 807252T2 S18-2553 Thermostat Cover...

Sierra Thermostat Kit - Mercruiser - S18-3646. Replaces: 807252Q3, 807252T6 Contains: Sierra CodeDescriptionO.E # S18-3551 Thermostat 59137 S18-2917 Thermostat Housing...

Sierra Fuel Pressure Regulator - Mercruiser - S18-33207. Replaces: 860349A1 Fits: MCM/MIE 7.4L/LX MPI, 4545 Mag MPI, 502 Mag MPI, MIE 8.2L MPI. Mounts on Fuel Cooler. Part...

Sierra Fuel Pressure Regulator - Mercruiser - S18-33211. Replaces: 892681 Fits: Mercruiser 8.1L, 496 Mag HO, 502 Mag MPI 375-400 HP. Part Number SRA-S18-33211

Sierra Thermostat Kit - Mercruiser - S18-3650. Replaces: 59078T3 Contains: Sierra CodeDescriptionO.E # S18-2831 Thermostat...

Sierra Thermostat Kit - Mercruiser - S18-3651. Replaces: 59078T3 Contains: Sierra CodeDescriptionO.E # S18-2554 Thermostat Cover Gasket 27-90556 S18-2553 Thermostat Cover...

Sierra Hydraulic Trim Pump Assembly - Mercruiser - S18-6753. Low Pressure - High Flow Stainless Steel Bracket Replaces: 14336A9, 88183A12 Fits: 1983 and Later without “quick...

Sierra Tilt/Trim Pump - Mercruiser - S18-6769-1. Low Pressure - High Flow Replaces: 14336A8, 88183A5 From 1984 Fits: Most Mercruiser Sterndrives Part Number SRA-S18-6769-1

Sierra Tilt/Trim Reservoir - Mercruiser - S18-6771. Replaces: 18525, 18525A1, 17646 Part Number SRA-S18-6771

Sierra Commutator End Plate - Mercruiser - S18-6254. Replaces: 392-2940 For: Use with Prestolite Pumps (Mercury #’s 79271A4 and 88475A5) Part Number SRA-S18-6254

Sierra Trim Bracket - Mercruiser - S18-6750. Stainless Steel Replaces: 862548A1, 42419A1 For: MerCruiser Floor Mount Bracket Part Number SRA-S18-6750

Sierra Composite Pulley - Mercruiser - S18-6457. Replaces: 807757T 3” OD Serpentine for 13/16” width belt For: Late model GM V6 & V8 engines Part...

Sierra Tilt/Trim Assembly - Mercruiser - S18-6747. Replaces: 865380A25, 865380A15, 865380A05, 865380A02, 14336A28, 14336A22, 14336A17, 14336A15, 14336A9, 14336A6, 88183A12, 88183A3 For late model...

Sierra Starter - Mercruiser -S18-5910. (Heavy-Duty) (No Core) (Clockwise) (9 tooth) Small block V-6 & V-8 GM engine with 14 1/4” flywheel and bottom mount, offset bolt pattern. For...

Sierra Starter - Mercruiser -S18-5911. (Heavy-Duty) (No Core) (Clockwise) (9 tooth) For GM engines, bottom mount straight across bolt pattern. Standard rotation. Replaces: 50-76965A4, 50-99417A2,...

Sierra Starter - Mercruiser - S18-5923. PMGR Replacement for S18-5903; 302CID, 351CID Ford Engines Part Number SRA-S18-5923

Sierra Thermostat Service Kit - Mercruiser - S18-1989K. Service Kit for S18-1989 Thermostat Housing. Part Number SRA-S18-1989K

Sierra Thermostat - Mercruiser - S18-43017. Replaces: Mercury 863358T, 8M0074922, 8M0076464 Fits: Mercruiser 496 Mag & HO, 8.1L MIE & HO Part Number SRA-S18-43017

Sierra Thermostat - Mercruiser - S18-3649. Replaces: 8072522, 807252T2, 8052732, 8M0091470 160° Part Number SRA-S18-3649

Sierra Thermostat - Mercruiser - S18-43015. Replaces: Mercury 864493 Fits: Mercruiser MCM 4.3L MPI, 5.0L MPI and MX6.2L w/dry joint exhaust and closed cooling Part...