Engine Parts

NGK Spark Plugs 4212 Spark Plug 4212Original equipment on many late model applicationsIridium at the fine-wire center electrode and platinum at the ground electrode provides maximum durability and performanceThe platinum at the ground electrode adds...

NGK Spark Plugs 7862 Spark Plug 7862   Original equipment on many late model applications Platinum at the fine-wire center electrode as well as at the ground electrode provides extended service life The platinum at the ground electrode adds extra...

Sierra 327031 Oil Seal - OMC 18-2035

Sierra Tune-Up Kit W/Cap Delco 4 Cylinder 18-5268Contains: Contact set; condenser; distributor cap and rotor.

Sierra Wire Set Mc5.0-5.7-6.2L V8 Mpi 18-8828-1Magnetic Suppression Core manufactured for your specific application.Kevlar® core for maximum durability and long lifeDurable stainless steel wound conductor for maximum horsepower and engine...

Sierra Head Gasket Set-GM 5.7L Vortec 18-1254

NGK Spark Plugs 7558 Spark Plug V-Power 7558Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life.•?Triple gasket sealing...

Sierra Gasket Set-O/D MerCruiser # 16755Q 1 18-2615

Sierra Gasket Thermostat Chev 18-2917

Sierra C-Gimbal Bearng 30-879194A01 18-21006Refer to the Sierra catalog for complete application information.

Sierra Shift Cable-MerCruiser #865437A02 18-214547-2190 & 47-2190E: For AFT installation into bell housing. For use in applications using core wire with armored strand construction (No Support Tube). 63" Conduit with hardware package.

Sierra Carb Repair Kit 18-7743

NGK Spark Plugs 6431 Spark Plug 6431Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life.•?Triple gasket sealing process...

OEM MerCruiser Trim Pump Bracket 862548A1 42419A1 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may not always be accurateAll of our Mercury parts are sold and priced EACH

Sierra Gasket-Valve Cover GM5.0L-5.7L 18-0664

Sierra Inlet Valve MerCruiser #1395-879194011 18-7062

NGK Spark Plugs 2318 Spark Plug Iridium 2318Designed specifically for the performance enthusiast. Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling.Fine-tipped iridium-center electrode ensures high durability...

NGK Spark Plugs B8Hs-10 Spark Plug 5126Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life.•?Triple gasket sealing process...

Sierra Eng Coupler MerCruiser 55 1446 18-2171

Sierra Exhaust Manifold Gasket Setsm Blkv8M- 18-4349