Keep it running
Collection: Engine Parts & Service
Shop engine parts and service items including fuel hose and fittings, flush kits, fuel tanks, fuel treatments, alternators, exhaust hose, and tune-up support. Confirm part numbers, engine requirements, hose size, voltage, and manufacturer guidance before ordering.
Shop by service job
Maintain reliable power from dock to open water.
Confirm engine model, part number, dimensions, voltage, hose size, materials, and manufacturer guidance before selecting service parts.
Fuel hose & fittings
Route and connect fuel systems with compatible hose and fittings.
Shop fuel parts
Flush kits
Flush and maintain cooling passages after use or before storage.
Shop flush kits
Exhaust hose
High-temperature hose and components for marine exhaust systems.
Shop exhaust hose
Alternators
Charging-system components matched by voltage, output, and mounting.
Shop alternatorsPlanning maintenance or off-season engine care?
Use the winterizing guide to organize flushing, fluids, fuel treatment, corrosion protection, and storage tasks.
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Regitar U.S.A. Idle Air Control for Mercruiser MCM Engines with ECM 555
Vendor:Regitar U.S.A.Regular price $108.94Regular price -
Regitar U.S.A. Ignition Coil for Mercury 4-Stroke EFI and Verado Outboards (RMF003)
Vendor:Regitar U.S.A.Regular price $63.95Regular price -
Regitar U.S.A. Ignition Rotor for Mercruiser and OMC GM V-6 Engines
Vendor:Regitar U.S.A.Regular price $13.30Regular price -
Regitar U.S.A. Marine Fuel Pump Assembly for Volvo Penta 8.1L Engines (RFP002)
Vendor:Regitar U.S.A.Regular price $698.64Regular price -
Regitar U.S.A. Marine Fuel Pump Assembly for Volvo Penta Engines
Vendor:Regitar U.S.A.Regular price $388.09Regular price -
Regitar U.S.A. RME002 Distributor Cap for Ford & GM V8 Engines
Vendor:Regitar U.S.A.Regular price $23.84Regular price -
Regitar U.S.A. RME010 Distributor Cap for Mercruiser Late Model V-6
Vendor:Regitar U.S.A.Regular price $52.99Regular price -
Regitar U.S.A. RMF016 Ignition Coil for Mercruiser V6 & V8 Engines
Vendor:Regitar U.S.A.Regular price $36.80Regular price -
Regitar U.S.A. RMG004 Ignition Module for Mercruiser Engines
Vendor:Regitar U.S.A.Regular price $83.19Regular price -
Regitar U.S.A. RMG005 Ignition Module for Mercruiser Engines
Vendor:Regitar U.S.A.Regular price $55.97Regular price -
Regitar U.S.A. RMN003 Ignition Rotor for Mercruiser and OMC 4 & 6 Cylinder Engines
Vendor:Regitar U.S.A.Regular price $4.18Regular price -
Regitar U.S.A. RMN004 Distributor Rotor for Mercruiser and OMC 4.3L V-6 Engines
Vendor:Regitar U.S.A.Regular price $7.07Regular price -
Regitar U.S.A. RMN010 Distributor Rotor for Mercruiser MPI Engines
Vendor:Regitar U.S.A.Regular price $13.30Regular price -
Regitar U.S.A. RMR003 Tune-Up Kit for GM V-8 EST Engines
Vendor:Regitar U.S.A.Regular price $32.78Regular price -
Regitar U.S.A. RMR004 Tune-Up Kit for Delco In-Line 4 Single Point
Vendor:Regitar U.S.A.Regular price $31.50Regular price -
Regitar U.S.A. RMR010 Tune-Up Kit for Mercruiser Delco HVS V-6 Distributors
Vendor:Regitar U.S.A.Regular price $31.81Regular price -
Regitar U.S.A. RMR013 Tune-Up Kit for Ford HEI Distributors
Vendor:Regitar U.S.A.Regular price $36.60Regular price -
Regitar U.S.A. RMV005 Voltage Regulator for Mercury Marine Outboard Engines
Vendor:Regitar U.S.A.Regular price $84.97Regular price -
Regitar U.S.A. RMZ014 Relay with Shroud for Mercruiser Engines
Vendor:Regitar U.S.A.Regular price $19.40Regular price -
Regitar U.S.A. Rotor for Mercruiser and Volvo Penta V-8 Inboard Engines
Vendor:Regitar U.S.A.Regular price $10.53Regular price -
Regitar U.S.A. Tune-Up Kit for Mercruiser In-Line 4 Delco EST Ignitions
Vendor:Regitar U.S.A.Regular price $15.58Regular price -
Regitar U.S.A. Tune-Up Kit for Mercury Thunderbolt HEI V-6
Vendor:Regitar U.S.A.Regular price $28.96Regular price -
Regitar USA Fuel Pump for Mercruiser High-Pressure Systems (RFP010)
Vendor:Regitar U.S.A.Regular price $106.05Regular price -
Regitar USA GM V-6 Tune-Up Kit for Delco HVS V-6 Distributors
Vendor:Regitar U.S.A.Regular price $72.55Regular price
Buying guide
Engine Parts & Service buying guide
Use this collection for engine service support, fuel-system parts, flushing tools, hoses, alternators, treatments, and related maintenance items.
How to choose
- Confirm part numbers, engine model, hose diameter, voltage, connector style, and manufacturer guidance.
- For fuel hose, fittings, tanks, and treatments, check material compatibility, size, rating, and intended use.
- For alternators and electrical engine parts, compare voltage, amperage, mount style, regulator requirements, and fit notes.
Common product types
- Accessories, fuel hose and fittings, flush kits, fuel tanks, fuel treatments, tune-up kits, exhaust hose, and alternators.
Common brands here
- Attwood Marine, Trident Marine, Regitar U.S.A., Flushmaster, ARCO Marine, Star brite, GROCO, and STA-BIL.
How should I choose engine service parts?
Start with the manufacturer part number, engine model, size, voltage, hose diameter, connector style, and installation notes.
Are fuel hose and fittings interchangeable?
No. Compare hose size, material, rating, fuel compatibility, fitting type, and manufacturer requirements.
Can this page confirm engine compatibility?
No. It is a shopping path only. Confirm fit with product data, owner manuals, and manufacturer guidance.