Availability
Sierra Marine Delco EST conversion kits upgrade GM engines with conventional ignition systems to electronic. They are offered for 4-, 6-, and 8-cylinder engines. Sierra Marine Delco EST kits include: * Delco EST (Electronic Spark Timing) distributor * Coil * Ignition wires * Harnesses
( 3 )
$511.99
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$651.99
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 )
$584.99
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$771.99
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 )
$514.99
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$595.99
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
$561.99
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$633.99
Sierra Marine carburetors are new precision castings built to meet or exceed OEM specifications. They offer several 2- and 4-barrel replacement styles to choose from. Order the model recommended for your watercraft application. Features include: * Recalibrated to maximize fuel efficiency and performance * All carburetors are flow-tested throughout the entire throttle range * Fuel mixture and idle settings are preset to ensure that only minor idle and choke adjustments are necessary during installation
( 40 )
$695.99
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$788.99
Sierra Marine remanufactured carburetors are reworked with precision to meet or exceed OEM specifications. They offer several styles to choose from. Features include: * Recalibrated and re-engineered to maximize fuel efficiency and performance * All carburetors are flow-tested throughout the entire throttle range * Fuel mixture and idle settings are preset to ensure that only minor idle and choke adjustments are necessary during installation * All bases are resurfaced and throttle shaft bushings replaced
Not Yet Reviewed
$672.99
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 )
$625.99
Sierra Marine engine couplers are available in a variety of applications to drive your vessel efficiently. Offered individually and in kits, their couplers are manufactured from quality materials to provide hours and hours of time on the water. When it's time to replace a worn coupler, choose from the selection at Sierra Marine.
( 4 )
$560.99
Sierra Marine exhaust hoses meet or exceed the original equipment parts they are replacing. Made from durable rubber, Sierra offers several options to service your boating exhaust.
( 1 )
$525.99
Sierra Marine offers a wide range of watercraft drive unit replacement parts, including U-joint assemblies for various GLM, Mallory, OMC, Volvo Penta, and Mercruiser stern drive applications. Each component is manufactured with factory materials in accordance with OE specifications to ensure proper fitment and long-lasting performance.
Not Yet Reviewed
$578.99
Sierra Marine drain plugs are available in magnetic and non-magnetic styles. They provide a direct-fit for missing OE plugs and will keep fluids in and contaminants out. For everything marine, big and small components, Sierra Marine will help you repair and maintain your boat.
Not Yet Reviewed
$560.99
Sierra Marine offers kits to help you rebuild your gear box. Each kit contains the gears you need to get your boat back on the water. Order the model recommended for your watercraft engine application.
Not Yet Reviewed
$650.99
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$663.99
Sierra Marine trim cylinder kits are designed for use in Mercruiser Alpha Gen II stern drives. These repair kits are for use with the front and rear trim cylinder. For more than 50 years, Sierra Marine has been unmatched in quality and backed by rigorous engineering, testing, and manufacturing standards to produce the best parts in the marine industry. Sierra Marine's commitment to excellence ensures the highest degree of confidence where it counts the most: out on the water. Order the kit for your application needs.
Not Yet Reviewed
$686.99
Sierra Marine trim pumps are marine drive unit components engineered to surpass today's high horsepower engine demands and stand up to the harsh marine environment. Sierra products are made to meet or exceed the original equipment part it replaced. Sierra has been one of the most trusted names in the marine industry and has proudly been offering high-quality engine and drive parts to keep your boat on the water and running strong. Order the trim pump assembly recommended for your application needs.
Not Yet Reviewed
$593.99
Sierra Marine E-GO! Fuel injection cleaning kits will clean away layers of fuel deposits when the engine is running. They help maintain your injector's cleanliness and performance throughout the life of your engine. The kits contain a cleaning system container, hose, large and small fittings, and carry case.
Not Yet Reviewed
$559.99
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.
( 5 )
$730.99
Sierra Marine exhaust manifolds are painted, packaged, and leak-tested. Your boat's exhaust manifold will not last forever and ignoring it could lead to engine problems. Sierra Marine offers a vast selection of quality units that will allow you to replace your corroded manifold, avert problems, and enjoy trouble-free service.
( 16 )
$569.99
Sierra Marine is a leading supplier of marine engine and drive parts, offering thousands of products that are engineered to meet today's high horsepower engine demands, including powerhead bearing kits. An outboard boat engine powerhead is essentially the heart of a boat's motor—without it, you don't have any propulsion. If your outboard boat motor is in need of repair, choose Sierra's products to restore your vessels peak performance. Each Sierra product meets or exceeds the original equipment part it replaces.
Not Yet Reviewed
$869.99
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