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With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications....
With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications. Sierra Marine makes specialty marine oil, marine starters, tools, manifolds, and marine ignition sensors—all designed to ensure you enjoy your time on the water. Keep your boat ship-shape with parts from Sierra Marine. Order now at Summit Racing.
With over 50 years of experience in building boat parts, Sierra Marine is the boater’s go-to source for outboard motor parts, gauges, and more for marine applications. Sierra Marine makes specialty marine oil, marine starters, tools, manifolds, and marine ignition sensors—all designed to ensure you enjoy your time on the water. Keep your boat ship-shape with parts from Sierra Marine. Order now at Summit Racing.
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Sierra Marine Starters
Sierra Marine starters will "crank" your vessel's engine with assured performance. They offer remanufactured and new starters for a wide range of stern drive (I/O) and inboard engines. Remanufactured starters have new solenoids, drives, bushings, brushes, and springs. The bodies are powdercoated for greater corrosion resistance. Protect yourself and your investment, choose Sierra starters and get back on the water with over 50 years of experience powering the way.
( 12 )
$179.99
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$244.99
Sierra Marine YL Series Distributors
Sierra Marine applied decades of ignition experience to the YL Series points distributors. Built with advanced technology and materials, these distributors deliver more reliability for today's marine performance engines. They have stabilized points to eliminate point float and bounce, a high-dielectric condenser with a brass case for corrosion resistance, and self-lubricating bushings for maintenance-free durability. YL Series distributors also feature Mylar insulation for greater protection against current leaks and shorting; plus Sierra Marine's Super-Duty cap and rotor. The distributors work with both OE and high performance coils. Order the model recommended for your watercraft make and engine application.
( 4 )
$214.99
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$429.99
Sierra Marine YLM Series Distributors
Replace your watercraft's OE distributor with a Sierra Marine YLM Series model. These are modern, high performance magnetic breaker-less upgrades. Their complete, self-contained ignition system combines the triggering device and amplifier into a single unit that sits inside the distributor housing. The self-contained module/pickup assembly has no moving parts to wear out, making YLM superior to many other designs. Their time-tested breaker-less ignition circuit and surface-mounted, thermal-clad construction provide reliability in harsh marine environments. Designed for 12 V negative-ground systems, YLM distributors improve combustion efficiency and spark plug life, provide accurate timing, and have a simple wiring hookup for easy installation. They're designed to work with both OE and aftermarket coils, so you're sure to find the combination you need. Order the model recommended for your marine make and engine application.
( 1 )
$354.50
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$679.99
Sierra Marine Delco EST Distributors
Sierra Marine Delco EST distributors are designed as direct replacements for late model GM EST (Electronic Spark Timing) distributors. They feature an aluminum housing and meet or exceed SAE J1171 standards. A steel gear is included which is compatible with a flat tappet or hydraulic roller cam. Their ball bearing and bushing combination provide maximum timing stability and long-life.
( 2 )
$399.99
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$489.99
Sierra Marine Flame-Thrower Electronic Distributors
Sierra Marine Flame-Thrower electronic distributors are magnetic triggered billet distributors. They are designed to meet or exceed SAE J1171 standards. Features and benefits include: * Cobalt magnets and Hall Effect trigger for stable timing and precise spark duration * Compensates for inherent electronic delay * Synchronized peak current and spark timing reduces heat build-up * Compatible with most capacitive discharge ignition boxes * Integrated patented Ignitor II technology with adapter dwell control * Non-vented distributor cap equipped with stainless steel fasteners * Triple screen spark arrestor for added protection
Not Yet Reviewed
$479.99
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$539.99
Sierra Marine Thunderbolt IV HEI Distributors
Sierra Marine Thunderbolt IV HEI distributors are designed as a direct replacement for Mercury Thunderbolt IV ignition distributors. They use a hall effect-type sensor to trigger ignition accurately, even at low rpm. They meet or exceed SAE J1171 standards.
( 2 )
$289.99
Sierra Marine Circulating Water Pumps
The water pump is the heart of your inboard or I/O cooling system. Sierra Marine offers circulating water pumps—quality replacements designed specifically for your GM, Ford, or Chrysler-based watercraft engine. Each pump is assembled using new castings, and features corrosion-resistant brass impellers, mounting gaskets, brass plugs and fittings, and is powdercoated for additional protection. Order the pump best suited to your marine engine. Key features: * Engineered to be an exact match to OEM pumps * Assembled with brass bi-directional impellers for installation on right hand or left hand rotating engines * Pumps include gaskets, brass plugs and fittings, stainless steel seal cup and spring (except Model 18-3599-1), and stainless steel backplate (where applicable) * Powdercoated finish to stand up to harsh marine environment
( 11 )
$94.99
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$184.99
Sierra Marine Rod Bearings
Sierra Marine offers various sizes of rod bearings to meet your marine engine needs. They provide the rotating motion of the crank pin within the connecting rod, which transmits cycling loads applied to the piston. Whether you're repairing or building, order the Sierra Marine rod bearings designed to fit your application and reap the rewards of a job done well!
( 1 )
$10.99
Sierra Marine Eyebrow Bezels
Sierra Marine Eyebrow bezels add a sporty look to your boat's instrument panel. Durable and corrosion-proof, these chrome plated bezels attach directly to your gauge, no extra holes to drill. The bezels can be rotated to any angle, allowing you to customize the look of your dash. Sierra Marine Eyebrow bezels are offered in different diameters, and available individually or in sets.
Not Yet Reviewed
$93.99
Sierra Marine Roller Bearings
Sierra Marine offers numerous types of roller bearings well-suited for many Mercury Marine, Mercruiser and Mercruiser Stern Drive applications, as well as for use on Honda®, and Chrysler/Force/US Marine. These mechanical components support connecting and rotating shafts to help with movement and mobilization within machinery. They also help to reduce friction and accomplish crucial versatility from radial, axial and thrust loads. Select the Sierra Marine roller bearings in the best application option for your needs.
Not Yet Reviewed
$10.99
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$84.99
Sierra Marine Weatherproof Ignition Switch Face Nuts
Sierra Marine weatherproof ignition switch face nuts are designed to fit the Sierra MP3910 and MP39120 polyester ignition switches. These retaining nuts feature a rotating rubber seal to keep out moisture and dust from the lock cylinder. They have extra-long threads for positive engagement on mounting bushing for early pre-1995 style with 13/16 in.-20 thread only. All Sierra Marine parts are engineered to meet or exceed OEM standards—and will stand up in harsh marine environments.
Not Yet Reviewed
$9.99
Sierra Marine Weatherproof Ignition Switch Boot Nuts
Sierra Marine's weatherproof ignition switch boot nuts are designed to fit their polyester ignition switches, 1996 and later with 13/16 in.-16 thread. These chrome plated brass knurled retainer nuts feature a slot for ignition key entry, and a rotating rubber seal keeps out moisture and dust from the lock cylinder. All Sierra parts are engineered to meet or exceed OEM standards to stand up in harsh marine environments.
Not Yet Reviewed
$6.99
Sierra Marine Shaft Keys
Sierra Marine shafts keys are rectangular or square keyways that secure rotating components to a shaft. To secure the operational part, the key is fastened in or to the shaft and transmits rotational motion and torque from one location to another. The shaft keys are machined to precision and marine tolerances, produced either using a conventional stock material, like key stock, or are specially machined to meet the needs of the application.
( 1 )
$8.99
Sierra Marine Prop Shaft Bearings
Sierra Marine prop shaft bearings play an integral role in ensuring the optimal operation of marine and nautical equipment. These prop shaft bearings allow the propeller shaft to rotate with as less friction as possible. For the marine engine parts and accessories you need to cover tune-up, maintenance, and overhaul of inboard and outboard engines, choose Sierra.
Not Yet Reviewed
$89.99
Sierra Marine Bearing Housing Gaskets
Sierra Marine supplies a wide range of OEM-equivalent parts to maintain and/or repair your watercraft, including bearing housing gaskets. Foreign matter or leakage will cause bearing damage due to malfunction or seizure if the sealing device fails to perform correctly. These bearing housing gaskets provide a good seal against leaks to keep peak combustion pressures and temperatures in check and can help extend the life and dependability of rotating machinery by ensuring that the lubricating fluid is clean. Upgrade your watercraft with high-quality parts and accessories from Sierra Marine.
Not Yet Reviewed
$5.99
Sierra Marine Electrical Switches
Sierra Marine offers electrical switches for a broad range of functions. They're available in different sizes and styles, such as toggle, push-button, and rocker—some with illumination. Economical and attractive, these well-built switches are ideal for replacement purposes or to add new functions to your watercraft or vehicle. Order the models and quantity needed for your application.
( 4 )
$13.99
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$23.99
Sierra Marine Electronic Distributor Conversion Kits
Sierra Marine electronic distributor conversion kits change GM engines with traditional ignition systems to electronic. They are offered for 4-, 6-, and 8-cylinder engines to improve performance and combustion efficiency. Sierra Marine conversion kits include: * Sierra YLM distributor * Coil * Ignition wires * Harnesses
( 2 )
$289.99
