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 Marine Fuel Pump Assembly f/Mercury/Mercruiser Engines: Fits MCM/MIE 4.3L/V6 5.0L/V8 Gen+ Some 350 ci Carburetors [RFP003]
Regular price $109.95 USDRegular price$151.97 USD-$42.02 USD Sale price $109.95 USD -
Vendor:Regitar U.S.A.
Regitar USA MAP Sensor f/Mercruiser Engines: MCM V-6 V-8 (305, 350 496 CID) MPI Engines w/ECM 555 [RMJ002]
Regular price $96.95 USDRegular price$143.00 USD-$46.05 USD Sale price $96.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Knock Sensor f/Mercruiser, Volvo Penta, OMC Inboard Engines: MCM/MIE GM V-8 (454, 502, 540 572 CID) Engines. [RMH004]
Regular price $46.95 USDRegular price$60.00 USD-$13.05 USD Sale price $46.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Idle Air Control f/Volvo Penta 4.3L 6-cyl | 7.4-8.1L V8 GM Volvo OS Gasoline Engines [RMS002]
Regular price $106.95 USDRegular price$164.99 USD-$58.04 USD Sale price $106.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Condenser f/GM 4 6-Cylinder Engine w/Delco Ignition [RMB001]
Regular price $4.95 USDRegular price$7.00 USD-$2.05 USD Sale price $4.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Distributor Cap f/Ford GM V8 Engines [RME002]
Regular price $21.95 USDRegular price$26.50 USD-$4.55 USD Sale price $21.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Crankshaft Position Sensor f/Volvo Penta 4.3, 5.0 5.7L [RMD001]
Regular price $89.95 USDRegular price$126.00 USD-$36.05 USD Sale price $89.95 USD -
Vendor:Trident Marine
Trident Marine 4" Fiberglass Exhaust Tubing Connector [260-4001]
Regular price $41.95 USDRegular price$64.31 USD-$22.36 USD Sale price $41.95 USD -
Vendor:Regitar U.S.A.
Regitar USA Fuel Pump Assembly f/Mercury Mercruiser Engines w/High-Pressure Pump [RFP007]
Regular price $109.95 USDRegular price$151.97 USD-$42.02 USD Sale price $109.95 USD -
Vendor:STA-BIL
STA-BIL 360 Marine - 1 Gallon *Case of 4* [22250CASE]
Regular price $291.95 USDRegular price$599.96 USD-$308.01 USD Sale price $291.95 USD -
Vendor:Attwood Marine
Attwood Johnson/Evinrude Fuel Line Kit - 3/8" Diameter x 6 Length (No Tank Fitting) [93806ELP7]
Regular price $44.95 USDRegular price$64.99 USD-$20.04 USD Sale price $44.95 USD -
Vendor:Attwood Marine
Attwood Chrysler/Suzuki Tank Fitting - 1/4" NPT Thread [14509-6]
Regular price $5.95 USDRegular price$7.99 USD-$2.04 USD Sale price $5.95 USD -
Vendor:Balmar
Balmar Pulley Kit f/Westerbeke 44A, 44B, 44C [48-WSP-44A]
Regular price $433.95 USDRegular price$495.00 USD-$61.05 USD Sale price $433.95 USD -
Vendor:Balmar
Balmar Belt Buddy w/Universal Offset Adjustment Arm (UAA2) [UBB2]
Regular price $89.99 USDRegular price$99.99 USD-$10.00 USD Sale price $89.99 USD -
Vendor:Attwood Marine
Attwood Yamaha Tank Fitting - 1/4" NPT Thread [8897-6]
Regular price $8.95 USDRegular price$10.04 USD-$1.09 USD Sale price $8.95 USD -
Vendor:Attwood Marine
Attwood Universal Sprayless Connector - Hose Female (5/16"-3/8") [8838HF6]
Regular price $10.95 USDRegular price$13.45 USD-$2.50 USD Sale price $10.95 USD