Gasket, Exhaust Manifold 3.0L (1990-2016) Brand: Sierra SKU: 18-0680 MSRP: Was: Now: $24.99 Add to Cart
Carburetor Mounting Gasket - 4 bbl., Holley (square flange open center) Brand: Sierra SKU: 18-0467 MSRP: Was: Now: $12.99 Add to Cart
Drive Gasket Set - for E, H, TR, TRS Drives Brand: Sierra SKU: 18-2620 MSRP: Was: Now: $7.49 Add to Cart
Drive Gasket Set - for New Style (1967-1982) Brand: Sierra SKU: 18-2614 MSRP: Was: Now: $4.69 Add to Cart
MerCruiser Power Trim/Tilt Pump Assembly-1 Brand: Sierra SKU: 18-6768 MSRP: Was: Now: $699.49 Add to Cart
Thunderbolt IV & V - HEI Ignition System Coil Brand: Sierra SKU: 18-5438 MSRP: Was: Now: $47.95 Add to Cart
Fuel Water Separator Kit - Tall Filter Brand: Sierra SKU: 18-7852-1 MSRP: Was: Now: $35.99 Add to Cart
MerCruiser Water Pump Kit w/ base for I, R Drives w/o Flush Screw Brand: Sierra SKU: 18-3317 MSRP: Was: Now: $75.09 Add to Cart
Sierra Oil Filter - GM 3.0L, 5.0L, 5.7L Oil filter (short) used on GM 4 cyl., 6 cyl. inline, and V8 engines. Meets or exceeds OEM manufacturer's specifications. Anti-drainback valve to prevent dry starts (where applicable)... MSRP: Was: Now: $10.99 Add to Cart
Sierra 4” Exhaust Flapper w/ Clamp 4” exhaust flapper w/clamp.Prevents backflow of water into exhaust system.Stainless steel clamp included. Replaces MerCruiser #12644A1 MSRP: Was: Now: $19.95 Add to Cart
Sierra Gaskets, Valve Cover Gasket, 3.7L (1) Valve Cover Gasket3.7L (1976-1989) Replaces:MerCruiser #27-73666OMC #913305 MSRP: Was: Now: $23.99 Add to Cart
Sierra Gasket, Exhaust Manifold 3.0L (1990-2016) (1) Manifold to head gasket.GM Inline 4 cyl., 140 hp, late model MerCruiser MerCruiser #27815528OMC #3853256Volvo Penta #3853256Fel-Pro #17304 MSRP: Was: Now: $24.99 Add to Cart
Sierra Gasket Set, Oil Pan-2 Replaces: MerCruiser #27-883964 , OMC #3852655, Volvo Penta #3852655 MSRP: Was: Now: $17.95 Add to Cart
Sierra Gasket Set, Oil Pan-1 Replaces: MerCruiser #27-13865 1 , Volvo Penta #VP3856138 One-piece rear main seal style, Chevy, 305, 350 c.i. MSRP: Was: Now: $39.99 Out of stock
Sierra Gasket, Carb Flange for MerCarb 2 bbl. Gasket, Carb Base Replaces: MerCruiser 27-807982-1 for MerCarb, 2 bbl. MSRP: Was: Now: $7.98 Add to Cart
Sierra Gasket Set, Oil Pan Replaces: MerCruiser #27-64798 For: 302 Ford MSRP: Was: Now: $49.95 Add to Cart
Sierra Gasket Set, Oil Pan 7.4L & 8.2L Replaces: MerCruiser #27-52550, Crusader #22048, OMC #3909800, OMC 3931593, OMC 3955115 For 7.4L & 8.2L GM 454/502 cid MSRP: Was: Now: $24.49 Add to Cart
Sierra Gasket, Carb Base for 4 bbl. Quadrajet Gasket, Carb Base Replaces: MerCruiser 27-48399 for 4 bbl Quadrajet, 4-hole center MSRP: Was: Now: $8.99 Add to Cart
Sierra Carburetor Mounting Gasket - 4 bbl., Holley (square flange open center) Gasket, Carb Base MerCruiser 27-41610 for Holley, square flange open center MSRP: Was: Now: $12.99 Add to Cart
Sierra Thermostat Gasket 4 & 6 cyl. Replaces OEM part # -OMC 311069 -GM 3789161 -VOLVO PENTA 3852096 -YAMAHA YSC-13080-00-0C -MerCruiser 27814680 MSRP: Was: Now: $3.99 Add to Cart
Sierra Thermostat Gasket Thermostat Gasket MerCruiser #27-53045-1 Gasket has brass grounding rivets MSRP: Was: Now: $6.99 Add to Cart
Sierra Drive Gasket Set - for E, H, TR, TRS Drives Drive gasket set for E, H, TR and TRS drives.Replaces: 27-54014A1; 27-54014Q1Kit Contains: Part #18-717518-2847DescriptionO-Ring Drive Shaft Housing to Bell Housing GasketO.E. #... MSRP: Was: Now: $7.49 Add to Cart
Sierra OMC Cobra Outdrive Gasket Set For all OMC Cobra sterndrives, 1986-1993.Includes mounting gasket, seal and O-rings. Kit Contains: Part # 18-2918 18-2996 18-7153 Description Outdrive Gasket Outdrive Seal O-Rin O.E. # ... MSRP: Was: Now: $6.69 Add to Cart
Sierra Drive Gasket Set - for SX Drives Use: 18-2362 Mounting Nuts For: SX Drives Kit Contains: Part # 18-7153 18-2996 Description O-Ring Outdrive Seal O.E. # 911851 911823 MSRP: Was: Now: $3.69 Add to Cart
Sierra Drive Gasket Set - for New Style (1967-1982) Replaces: 27-64818A1; 27-64818T4; 27-64818Q4 For: New Style 1967-1982 Kit Contains: Part # 18-2820 18-2840 18-7153 18-7170 Description Drive Shaft Housing to Bell Housing Gasket Bell... MSRP: Was: Now: $4.69 Add to Cart
Sierra MerCruiser Power Trim/Tilt Pump Assembly-1 Complete trim/tilt pump assembly comes complete with new stainless steel mounting bracket, solenoids and wiring harness. Fits MerCruiser Alpha & Bravo outdrives 1983 and newer, prior to the new... MSRP: Was: Now: $699.49 Add to Cart
Sierra THUNDERBOLT IV & V - V8 Distributor Fits GM V-8 engines with Thunderbolt IV & V ignition. Replaces Mercruiser 805185A36 MSRP: Was: Now: $460.99 Add to Cart
Sierra 3” Exhaust Flapper w/ Clamp 3” exhaust flapper w/clamp.Prevents backflow of water into exhaust system.Stainless steel clamp included. Replaces MerCruiser #34765A2 MSRP: Was: Now: $18.95 Add to Cart
Sierra Thunderbolt IV & V - HEI Ignition System Coil For MerCruiser Thunderbolt IV & V ignition systems. Replacement for MerCruiser Inboard/Outboard#'s 392-7803A 4 & 392-805570A 2 MSRP: Was: Now: $47.95 Add to Cart
Sierra Fuel Water Separator Kit - Tall Filter Sierra fuel water separators remove over 98.8% of emulsified water from your gasoline. Sierra's 10 micron filters are over 90% efficient at removing particles as small as 10 micron. All filters flow... MSRP: Was: Now: $35.99 Add to Cart
Sierra MerCruiser Trim Sender and Limit Kit Made for MerCruiser Alpha One (Gen ONE & Gen TWO) and Bravo drives. Replaces #805320A03Sold as a pair Fits MC-1 MR Alpha One Alpha One Gen II All Bravo Drives MSRP: Was: Now: $134.09 Add to Cart
Sierra MerCruiser Water Pump Kit w/ base for I, R Drives w/o Flush Screw KIT CONTAINS:(1) Water tube - Sierra #18-3109; O.E. #23-29804(1) Impeller - Sierra #18-3017; O.E. #47-89984(1) Housing - Sierra #18-3116; O.E. #46-96148A1(1) Water pump base - Sierra #18-3417; O.E... MSRP: Was: Now: $75.09 Add to Cart
