Aftermarket Parts

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...

Seachoice Alpha One Gen 2 Kit Aluminum 50-95021 Cadmium free, environmentally friendly. • Aluminum: For salt and brackish waterConform to: Mil-Spec A-24779(SH)  • Magnesium: For freshwater onlyConform to: Mil-Spec...

Sierra C-Thermostat Kit-MerCruiser #807252Q 4 18-3668

Sierra Eng Coupler MerCruiser 55 1446 18-2171

Sierra Exhaust Manifold Gasket Setsm Blkv8M- 18-4349

Sierra Riser Spacer Kit-3 Marine Power 18-1908K

Sierra Wire Set MerCruiser 5.0L-5.7L T-Bolt 18-8821-1Magnetic Suppression Core manufactured for your specific application.Kevlar® core for maximum durability and long lifeDurable stainless steel wound conductor for maximum horsepower and engine...

Uflex Uflex Hydraulic Oil- 1 Quart Oil 15Specially formulated for peak steering efficiency and component longevity, aircraft grade Oil 15 from Uflex is recommended for use with all Uflex steering helms and cylinders.

Baystar Kit, HK4300A-3 Hydraulic Steering Kit without Tube Baystar Steering Kit: With mechanical steering you sacrifice a degree of comfort. Traditional hydraulic systems may be more than is needed on lower horsepower outboard engines. Built in the...

Martyr Anodes 3/8 Dia Pencil Zinc Only Cmez0No plug included.

NGK Spark Plugs 3478 Spark Plug 3478Chosen 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...

NGK Spark Plugs 6499 Spark Plug 6499Chosen 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...

Seachoice Alpha One Gen 2 Kit Mg Freshwater 50-95031 Cadmium free, environmentally friendly. • Aluminum: For salt and brackish waterConform to: Mil-Spec A-24779(SH)  • Magnesium: For freshwater onlyConform to: Mil-Spec...

Seachoice Marine Speedometer Pitot Kit 15391 Kit Includes: • 20' PVC tubing • (1) Black plastic clam shell vent • (4) Black plastic tube holder • (6) Stainless steel self-tapping screws

Seachoice Tiller Rope Pulley W/Eye Stra 28501 Pair of stainless steel and plastic pulleys with two stamped stainless steel eye strapsMaximum rope size: 1/4"OD of sheave: 2-5/16"3-3/4" overall length.

Sierra Gasket-Water Pump GM 4.3L-5.7L 18-0891

Sierra O Ring OMC303360 MerCruiser 25-35027 18-7117

Uflex Control Cable Merc Gen II C36 Heavy duty 18 laywire conduit for long life & high efficiency. For Mercury® and Mercruiser® engines and Mercury® Generation II&trade, series controls. Stroke: 3.3" (85 mm).

Uflex Steering Wheel Hub Splined Splined HubSplined hub converts a tapered hub steering wheel to fit most splined shafts. Fits Uflex steering wheels with a removable hub, including Nisida, Spargi, Santorini, Gorgona, Lavezzi, Ponza, Linosa, Budelli,...