Gaskets, Seals & Bearings

Sierra Powerhead Base Gasket 18-0115, Replaces 27-F307279-2, Fits Chrysler/Force 150 HP 1989-1994

Sierra Oil Pan Gasket, Replaces 3852655, for Volvo 4.3L - 18-1237

Sierra 18-0664 Valve Cover Gasket, Replaces 909529, Fits GM 305/350 5.0L & 5.7L Engines

Sierra 18-2962 Head Gasket for Johnson/Evinrude 50 HP Outboard, Replaces 306163 and 322332

Sierra 18-2956 Water Jacket Head Gasket for Johnson/Evinrude Outboard Motors, Replaces 0339620

Sierra Thrust Washer 18-4221 - Replaces Mercury 13191A1, 75282A1 - Fits 4 & 6 Inline 75-150 HP Outboards

Sierra Front/End Plate Gasket 18-2832-1-9, Replaces 27-48043-1, Fits Manifolds 18-1958-1 & 18-1962-1

Sierra Oil Seal 18-2059, Replaces OMC 321466, for Evinrude Outboard Prop and Driveshaft

Sierra 18-1277 Head Gasket Set for Mercruiser 470, 485, and 488 Engines

Sierra 18-1211 Two-Piece Rear Main Seal for 3.8L Marine Engines

Sierra Oil Seal 18-0526 - OEM 26-48443 for Mercruiser Stern Drive, 0.750 Inch Shaft

Sierra Oil Seal 18-0525, Replaces 26-45587, 0.390 x 0.628 x 0.124 Inch

Sierra 18-2016 Oil Seal for Evinrude Outboard Motors, Replaces OMC 313992 and Mercury Marine 26-41953

Sierra 18-1117 Pinion Bearing - Replaces OEM 31-42647A1

Sierra 18-4220 Marine Thrust Washer for Mercury/Mariner Outboard Motors, Replaces 13171, 77987, White

Sierra Head Gasket 18-3841-2, Replaces GLM 34010, Evinrude/Johnson 203130

Sierra 18-0549 Plug Off Cap, 1 Inch I.D., Replaces OMC 909829, V-8 Stern Drives and Inboards 1977 to Present

Sierra 18-7111 O-Ring for OMC Sterndrive and Cobra Sterndrive Crankcase Head, 0.197 Inch ID

Sierra 18-1238 Intake Gasket Set, Replaces OMC/Volvo Penta 912979, Mercury Marine 27-824326

Sierra Piston Ring Set 18-3905,.030 Inch Oversize, for Johnson/Evinrude OMC Outboards, Replaces OMC 396504

Sierra 18-2193 Rear Engine Mount, Replaces Mercury Marine 99297A1, Fits Alpha and Bravo Drives

Sierra 18-0989 Air Silencer Gasket, Replaces GLM 34430, Evinrude/Johnson 321794, Mallory 9-60418

Sierra 18-0933 Air Silencer Gasket, Replaces 314115, for Johnson/Evinrude Outboard Motors