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 )
$456.99
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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 offers spark plug wire sets for a variety of Yamaha watercraft from the early 2000s and up. These wires feature a Kevlar core for maximum durability and long life; a durable stainless steel wound conductor for maximum horsepower and engine performance; premium silicone jacketing and boots for ultimate high temperature protection; superior RFI suppression for the most sensitive electronic system; and corrosion-resistant stainless steel spark plug and distributor terminals for maximum conductivity. Order the set recommended for your application.
Not Yet Reviewed
$84.99
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$121.99
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 )
$438.99
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$595.99
Sierra Marine offers ignition modules for a variety of watercraft distributor applications. These are OEM direct-fit replacements, so match up the part number needed for your powersports equipment.
( 1 )
$114.99
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$177.99
Sierra Marine battery cables are offered in different gauges and lengths. They feature soldered lug terminals on each end to accept a 3/8 in. stud, and a red or black PVC cable jacket. Connect your battery to your boat's electrical system with heavy-gauge Sierra Marine battery cables.
( 7 )
$11.99
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$78.99
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 )
$208.99
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$730.99
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 )
$4.99
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$103.99
Sierra Marine flame retardant split wire conduits feature black polypropylene construction with a blue stripe for easy identification. They are split lengthwise for easy application and provide chafing protection for wiring systems. When your ride is built for the marine environment, you don't want to settle for anything less than the best, and Sierra Marine has been an industry leader for over 50 years. Find out for yourself while keeping your marine vehicle in tip-top shape with an assist from the Sierra Marine flame retardant split wire conduits best suited for your application. Product features and specifications include: * Range of inside diameters available * Temperature rating up to 275 degrees F * Meets ABYC standard 8.15.19 and UL 94 V2
Not Yet Reviewed
$30.99
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$36.99
Sierra Marine MAGFORCE ignition wire sets are "electronics friendly". These spark plug wires protect all of your electronic devices and electronic engine controls from radio-frequency interference and electromagnetic interference, while delivering the maximum amount of voltage. Their exact-fit design ensures easy installation and years of trouble-free service. Sierra MAGFORCE ignition wire sets feature: * Moisture-proof, molded distributor insulators * High-quality conductive center carrier * Mag/wire-wound core delivers maximum voltage without RFI and EMI interference * High-tensile strength membrane for added durability and heat resistance * Innovative nylon reinforcing tape for added strength and durability * 8mm high-tear strength silicone jacket protects conductor up to 500 degrees F * High-temperature, pre-greased silicone insulators * Posi-lock stainless steel terminals resist corrosion
( 15 )
$14.99
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$449.99
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 )
$181.99
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$246.99
Sierra Marine ignition switches are marine-grade glass-filled polyester switches that have maximum corrosion protection and eliminate oxidation. Product features: * Inner seal between cylinder lock and contact plate * Non-conductive housing eliminates potential shorts * Up to 30 amp rating * 2, 3, and 4-position switches * Switches for magneto and conventional ignitions
( 3 )
$17.99
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$45.99
Sierra Marine offers a comprehensive line of fuse styles, colors, and amp ratings to meet your specific application requirements. They're sold individually, in pairs, or in sets. Watercraft fuses can fail at the most inopportune times—why not order a supply of replacements so you're never stranded without them.
Not Yet Reviewed
$1.99
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$55.99
Sierra Marine amp corrosion-resistant common bus bars can be used as hot feeds or ground blocks. They're available in a variety of amp capacities and junction block layouts for almost any electrical system. These bars feature a tin-plated copper bus, and stainless steel hardware. Additionally, their large diameter nuts generously provide exceptional electrical contact area. Sierra Marine amp corrosion-resistant common bus bars offer precise, logical routing for all your wires and circuits. Order the model designed to fit your application.
( 6 )
$18.99
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$219.99
Is it time for a tuneup? Replace your distributor's worn out cap with a new one from Sierra Marine. Why take chances with old, questionable, or faulty ignition components that can leave you stranded? Sierra Marine replacement distributor caps are designed to exceed OEM specifications for dependable, maintenance-free operation.
( 3 )
$23.99
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$72.99
Sierra Marine's coil wire leads come fully assembled with no need to install terminal ends or boots. Featuring the same high-quality components as their wire sets, the leads are available in several universal lengths with high-temperature silicone boots.
( 1 )
$15.99
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$16.99
Keep your boat's electrical system in check with Sierra Marine circuit breakers. These marine units are built from quality materials and available in different amperages to protect your electrical circuits.
( 2 )
$12.99
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$93.99
Sierra Marine battery junction terminals are offered in several styles to meet whatever your needs may be. These connector components are designed to keep current flowing in your boat's electrical system. Select from single or dual styles with stainless steel M8 or M10 studs and glass fiber reinforced nylon bases to ensure mechanical strength and durability. Additional features and notes: * Insulated single stud post or insulated dual stud post with isolating plate * Securely connects heavy-duty, high-amperage cables * Insulated base ensures no leakage to metal hulls * 48 VDC maximum operating voltage
( 1 )
$3.99
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$21.99
Sierra Marine tune-up kits keep your water vessel in top running shape and will help to avoid costly repairs in the future. Sierra Marine gives you everything needed for your engine all in one package, so there is no guesswork when it comes to finding the right parts. Don't wait any longer—get a tune-up kit today!
( 8 )
$17.99
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$133.99
Sierra Marine temperature senders are top-quality, direct-fit replacements, which are designed to eliminate connection and failure points. With a one-piece, lead-frame design from the sensing tip to the connector terminals, these units equip your boat with a proven design that's built to last. Don't chance overheating your engine with an old temperature sensor, get a brand new Sierra Marine temperature sender today.
Not Yet Reviewed
$20.99
Sierra Marine ATO/ATC fuse block ground bus bars are designed for use with up to fourteen 1/4 in. female quick-connect terminals. They serve as an ideal replacement for Sierra ATO/ATC fuse blocks. The black plastic junction box includes four terminals on one side and three on the other, with the main stud in the middle. Preserve your electrical system's safety with Sierra Marine ATO/ATC fuse block ground bus bars.
( 1 )
$14.99
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 )
$308.99
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$379.99
Sierra Marine coil resistors are offered in a couple of ohm options to meet your boating needs. These quality coil resistors will efficiently limit the current flow through the coil. Guard against overheating and wear of ignition components with Sierra Marine coil resistors.
Not Yet Reviewed
$16.99
Sierra Marine high-amperage, waterproof resettable circuit breakers are perfect for rigging trolling motors, windless, and other high-amperage electrical equipment. They are ignition-protected and waterproof, plus they feature stainless steel hardware and can be used as switch and circuit breaker.
( 2 )
$46.99
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