Keep your boat running smoothly with our complete collection of boat engine parts and service essentials. Whether you're performing routine maintenance or tackling a repair, our curated selection of high-quality components helps ensure maximum performance, fuel efficiency, and engine longevity.
This collection includes everything from spark plugs, fuel and oil filters, impellers, belts, hoses, and gaskets to marine-grade engine oils, lubricants, and additives—all designed to meet the demands of tough marine environments. Trusted by DIY boaters and marine technicians alike, our parts deliver precision, durability, and peace of mind on every outing.
Shop now for reliable marine engine parts and service gear to keep your vessel running at peak power—trip after trip.
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Vendor:Regitar U.S.A.
Regitar USA Distributor Cap f/GM V-8 Engines w/Thunderbolt IV V HEI Ignitions [RMR001]
Regular price $30.95 USDRegular price$46.99 USD-$16.04 USD Sale price $30.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Relay w/Shroud f/Mercruiser 575 Sci, 350MAG, 4.3L, 6.2L, 5.0L, 383MAG [RMZ014]
Regular price $17.95 USDRegular price$27.99 USD-$10.04 USD Sale price $17.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Distributor Cap f/Mercruiser Late Model V-6 [RME010]
Regular price $49.95 USDRegular price$70.00 USD-$20.05 USD Sale price $49.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Ignition Coil f/Mercruiser, Volvo Penta OMC Inboard Engines [RMF007]
Regular price $32.95 USDRegular price$46.49 USD-$13.54 USD Sale price $32.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Relay f/Most Engines: 30AMP, 5 Terminal, Single Pole/Double Throw [RMZ012]
Regular price $11.95 USDRegular price$18.99 USD-$7.04 USD Sale price $11.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Tune-Up Kit for Ford HEI Distributors [RMR013]
Regular price $33.95 USDRegular price$39.99 USD-$6.04 USD Sale price $33.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Ignition Coil f/Mercury Outboards 2004 Up 75HP - 400 HP 4-Stroke EFI Verado Engines [RMF003]
Regular price $59.95 USDRegular price$99.99 USD-$40.04 USD Sale price $59.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Marine Fuel Pump Assembly f/Volvo Penta: Fits Most 8.1L Engines [RFP002]
Regular price $649.95 USDRegular price$905.52 USD-$255.57 USD Sale price $649.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Tune-Up Kit f/Mercruiser Delco HVS V-6 Distributors [RMR010]
Regular price $29.95 USDRegular price$53.99 USD-$24.04 USD Sale price $29.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Marine Fuel Pump Assembly f/Volvo Penta: Fits Most All Carburated 4.3, 5.0, 5.7 Engines From 1992-2006 [RFP006]
Regular price $109.95 USDRegular price$151.97 USD-$42.02 USD Sale price $109.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Tune Up Kit f/Mercruiser GM V-8 Engines w/Delco HEI [RMR011]
Regular price $45.95 USDRegular price$54.99 USD-$9.04 USD Sale price $45.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Distributor Cap f/2001 Newer MCM/MIE 5.0L, 5.7L 6.2L MPI Engines w/ECM 555 [RMR002]
Regular price $67.95 USDRegular price$84.99 USD-$17.04 USD Sale price $67.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Idle Air Control f/Mercruiser MCM 3.0L MPI, V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMS004]
Regular price $101.95 USDRegular price$145.00 USD-$43.05 USD Sale price $101.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Tune-Up Kit f/Mercury Thunderbolt HEI - V-6 [RMR005]
Regular price $26.95 USDRegular price$36.99 USD-$10.04 USD Sale price $26.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Distributor Cap f/2001 Newer MCM/MIE 5.0L, 5.7L 6.2L [RME009]
Regular price $49.95 USDRegular price$70.99 USD-$21.04 USD Sale price $49.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Tune-Up Kit f/GM V-8 EST Engines [RMR003]
Regular price $30.95 USDRegular price$45.99 USD-$15.04 USD Sale price $30.95 USD