Motors & Parts - Inboard & Outboard

Sierra Tune-Up Kit - Mercruiser - S18-5273 Replaces: 805759T3 / 805759Q3 Mercury Thunderbolt HEI - V-8 Part Number: S18-5273 Contains: BLA Code Description O.E...

Sierra Distribution Cap - Mercruiser - S18-5361 Replaces: 811635, 811635T3 Use S18-5406 Rotor 3.0L LX Part Number SRA-S18-5361

Sierra Distribution Cap - Mercruiser - S18-5362 Replaces: 850484, 850484T, 850484T2 Fits new GM Style “Module in Cap” Distributors – V6 applications. Use S18-5408 Rotor Part Number SRA-S18-5362

Sierra Rotor - Mercruiser Replaces: 898253009 GM V-8 engines w/Delco HEI-1998 and newer (except MPI engines with 555 ECM) Part Number SRA-S18-5402

Sierra Powerhead Gasket Set - Mercury/ Mariner - S18-4340 Replaces: 27-13461A99, 27-13461A90, 27-13461A89, 27-13461A88 For: 80 Jet, 100HP, 115HP, and 125HP 4 cyl outboards Part Number: SRA-S18-4340 Contains: BLA...

Carb Kit manufactured by Sierra. Johnson/Evinrude (without float) Replaces: 392061, 398729, 396701 Part Number SRA-S18-7042

Johnson/Evinrude Ignition Coil manufactured by Sierra. Replaces: 582508 SPECIAL ORDER:  allow 3-4 weeks.  Call the for an update on lead time for order fulfilment.  Part Number SRA-S18-5179

Sierra Thermostat - Mercury/ Mariner Replaces 8M0117413 Fits: 40-60HP (1C050252 & Up) Part Number SRA-S18-3640

Sierra Thermostat - Mercury/ Mariner Replaces 855676A1 Fits: 40HP (3Cyl) (1C049739 & Up) Part Number SRA-S18-3642

Sierra Thermostat Kit - Mercury/ Mariner Fits Mercury 6-25 hp 2-Stroke Fits: 75-115HP (1B366823-2B094995), 150 EFI (1B905505 & Up) Part Number SRA-S18-43052

Sierra Thermostat 120° - Mercury/ Mariner Replaces 14586 Part Number SRA-S18-3549

Sierra Water Pump Base - Mercury/ Mariner - S18-3414 Replaces: 46-96146A5, 46-73804A1 Part Number SRA-S18-3414

Sierra Water Pump Base - Mercury/ Mariner Replaces 46-73640A1 Part Number SRA-S18-3423

Sierra Water Pump Base - Mercury/ Mariner Replaces 46-42579A3 Part Number SRA-S18-3419

Johnson/Evinrude Tilt/Trim Motor manufactured by Sierra. Replaces: 387277, 582048, 582155, 584107 (O-ring included) Older 3 wire design for most 3, 4, 6 cylinder outboards up to 1981 (Motor Only) Part...

Sierra Water Pump Base - Mercury/ Mariner - S18-3422 Replaces: 46-77516A1, 46-73842A2, 46-68390A1, 46-65498A1, 46-48745A1 Part Number SRA-S18-3422

Sierra Water Pump Housing - Mercury/ Mariner Replaces 3B2650160M Fits: 8/9.9 4-Stroke(209cc) Part Number SRA-S18-43212

Sierra Water Pump Impeller - Mercury/ Mariner - S18-3007 Replacement impeller manufactured to OEM specifications. Part Number SRA-S18-3007

Sierra Water Pump Impeller - Mercury/ Mariner - S18-3039 Replacement impeller manufactured to OEM specifications. Part Number SRA-S18-3039

Sierra Water Pump Impeller - Mercury/ Mariner - S18-3017 Replacement impeller manufactured to OEM specifications. Part Number SRA-S18-3017