Marine Alternators | Summit Racing

Sierra Marine Alternators

Sierra Marine alternators are designed to OEM specifications. All models meet or exceed USCG and SAE J1171 safety requirements and are 100 percent load-tested for assured reliability. Order the replacement alternator recommended for your watercraft application.

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$159.99

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$592.99

Tuff Stuff Performance Marine Alternators

Tuff Stuff Performance offers a variety of marine alternators—which can serve as replacements for many factory models, including Mercury, Mallory, Sierra, Arco, GLM, MES, and more. All of these units are hand-built in Cleveland, OH and are tested to meet or exceed OEM specifications. They're made from 100 percent new components, not remanufactured; and all are for 12 V, negative ground systems (except where noted). Power your watercraft accessories with a Tuff Stuff alternator. Additional details: * High-output alternator provides long-term dependability * Flames arrestor screen for safety * Serpentine or V-belt models available * Internal or external location, depending on model * Different advertised amperage outputs available * Most models include regulator

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$225.99

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$272.99

MechMan High-Output Marine Alternators

Upgrade your boat's charging system with MechMan high-output marine alternators. These certified high-output, 170 amp 6-phase alternators feature 12 diodes and twin rectifier plates for excellent durability with high-end audio installations. They include a 6-groove serpentine pulley and meet or exceed SAEJ1171, ISO 8846, and USCG Title 33 standards for ignition protection. MechMan marine units are hard black anodized, then grey enamel coated to provide the best possible corrosion resistance. All MechMan does is alternators. So, when you need a bolt-in, high performance charging solution for your boat, MechMan high-output marine alternators should be your choice.

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$519.00

Quicksilver Marine Alternators

Quicksilver marine alternators are high-quality, OEM-spec replacement charging units designed by Mercury Marine for MerCruiser sterndrives, inboards, and various outboard engines. They provide reliable 12 V power, typically ranging from 50 to 65+ amps, designed to resist harsh marine corrosion with plated, durable components. These alternators are designed to maintain battery charge for both starting and house battery systems. Key details: * OEM quality: Engineered to meet or exceed Mercury Marine's original equipment specifications for performance and longevity * Corrosion resistance: Features plated fans, pulleys, and hardware to withstand marine moisture and high-heat environments * Applications: Designed for V-belt or serpentine belt systems, primarily on GM-based engines and various Yanmar/Volvo-Penta models * Safety standards: Built with flame arrestor screens, meeting SAE J1171 standards for marine safety * Easy installation: Designed to be a direct replacement, installable with common tools * Common models and power output: -- Quicksilver 863077T: 65 amp, 12 V, serpentine belt, commonly for newer MerCruiser engines (0M3200025+) -- Quicksilver 807652T: 55 amp, 12 V, Serpentine belt, for 1996+ GM V6/V8 engines -- Quicksilver 862030T01: 65 amp, 12 V, V-belt, typically for 3.0L MerCruiser engines -- Quicksilver 817119A4: 55 amp, 12 V, V-belt, for 1982-96 GM V8 engines

5.0 out of 5 stars ( 2 )

$142.50

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$596.99