Engine Parts & Service
Keep your vessel running at peak performance with high-quality marine engine parts and service essentials designed for dependable operation in demanding freshwater and saltwater environments. Our Engine Parts & Service collection features premium replacement parts, maintenance components, and service supplies to help extend engine life, improve reliability, and reduce unexpected downtime. From oil filters, fuel filters, impellers, belts, spark plugs, thermostats, anodes, gaskets, water pumps, lubricants, and tune-up kits to essential engine maintenance accessories, you'll find the components needed for routine servicing and repairs. Regular maintenance with quality marine engine parts helps maximize fuel efficiency, protect critical engine systems, and ensure dependable performance season after season.
Featuring products from trusted marine manufacturers for a wide range of inboard and outboard engines, our Engine Parts & Service collection delivers the quality and durability serious boaters expect. Browse our selection today and let our knowledgeable team help you find the right parts to keep your engine performing at its best.
- 10
- 15
- 20
- 25
- 30
- 50
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
Sort by:
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
-
Vendor:Attwood Marine
Attwood Honda Tank Fitting - 1/4" NPT Thread - 90HP+ [8901-6]
- $6.99
$7.99- $6.99
- Unit price
- / per
Honda Tank Fitting - 1/4" NPT Thread - 90HP+This Attwood hose fitting is suitable for use with leaded, unleaded, ethanol-blended, and alcohol-blended fuels. This threaded fitting has a 1/4" male NPT thread. Also, use thread sealant on all threads, and clamps are not included.Features:...- $6.99
$7.99- $6.99
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine 500A/50mV Shunt [ST500]
- $31.45
$37.54- $31.45
- Unit price
- / per
500A/50mV ShuntShunt 500 Amp 50 mV - 500A/50mV- $31.45
$37.54- $31.45
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Original Equipment Quality Replacement Outboard Starter f/BRP-OMC, 90-115 HP [5399]
- $183.99
$235.12- $183.99
- Unit price
- / per
Original Equipment Quality Replacement Outboard Starter for BRP-OMC, 90-115 HPThis outboard starter will fit BRP-OMC, 90-115 HP, 1997-UP, 60deg. V4, 1998-2000 80 HP, 1998-2000 100 HP ARCO advises using a fully charged battery - A weak battery can damage the starter and starter solenoid. And...- $183.99
$235.12- $183.99
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Original Equipment Quality Replacement Tilt Trim Motor f/Mercury/Mariner Outboards w/Design II 3 RAM [6279]
- $246.99
$330.57- $246.99
- Unit price
- / per
Original Equipment Quality Replacement Tilt Trim Motor for Mercury/Mariner Outboards with Design II 3 RAMReplacement outboard tilt trim motor that will fit Mercury/Mariner outboards w/Design II 3 ram, three-wire trim units, Hollow-hex shaft W/AFT FILL RESERVOIR, 3-wire connection, 2-bolt mount, Shaft adaptor, and O-ring...- $246.99
$330.57- $246.99
- Unit price
- / per
-
Vendor:Attwood Marine
Attwood Johnson/Evinrude/OMC Male Tank Fitting - 1/4" NPT [8883-6]
- $8.99
$0.00- $8.99
- Unit price
- / per
Johnson/Evinrude/OMC (Outboard Marine Corporation) Male Tank Fitting - 1/4" NPTThis Attwood male tank fitting is suitable for use with leaded, unleaded, ethanol-blended, and alcohol-blended fuels. The threaded fitting has a 1/4" male NPT thread and uses thread sealant on all threads. Clamps are not...- $8.99
$0.00- $8.99
- Unit price
- / per
-
Vendor:Attwood Marine
Attwood Fuel Tank Strap Set - 48" Long f/3-6 Gallon Tanks [11526-3]
- $10.99
$12.99- $10.99
- Unit price
- / per
Fuel Tank Strap Set - 48 (inches) Long for 3-6 Gallon TanksThis Attwood Fuel Tank Strap Set contains everything needed to secure a 3-6-gallon fuel tank in place. This kit includes a 48-inch-long, 1-inch-wide white nylon web strap with a zinc-plated carbon steel snap...- $10.99
$12.99- $10.99
- Unit price
- / per
-
Vendor:Trident Marine
Trident Marine 3" ID 90-Degree EPDM Black Rubber Molded Wet Exhaust Elbow w/4 T-Bolt Clamps [TRL-390-S/S]
- $74.99
$115.51- $74.99
- Unit price
- / per
3" ID 90-Degree EPDM Black Rubber Molded Wet Exhaust Elbow with 4 T-Bolt ClampsTrident EPDM marine wet exhaust connections are molded of high-temperature black EPDM rubber with a smooth bore and cover; except elbows of 6” I.D. or bigger have molded reinforcing ribs on...- $74.99
$115.51- $74.99
- Unit price
- / per
-
Vendor:Trident Marine
Trident Marine 5/8" x 50 Boxed Type A2 Fuel Vent Line Hose - Black [317-0586]
- $171.99
$266.33- $171.99
- Unit price
- / per
5/8" x 50' Boxed Type A2 Fuel & Vent Line Hose - BlackTrident 5/8” A2 Fuel Hose for gasoline vent hose (including ethanol blends) and diesel (including bio diesel blends). This hose is built with the best fuel, fire and age resistant formulation.Features: Provides...- $171.99
$266.33- $171.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Gasoline Additive - 8 oz [93008]
- $13.99
$14.99- $13.99
- Unit price
- / per
Star-Tron Enzyme Fuel Treatment - 8 ozEnsures easy starts and smooth running while curing and preventing ethanol fuel problems. Designed for all gas engines, including boats, cars, motorcycles, ATVs, and lawn equipment. The enzyme technology removes deposits, disperses water, and improves fuel economy while...- $13.99
$14.99- $13.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Stabilizer + Fuel Storage Corrosion Protection - 8 oz [14808]
- $7.99
$9.99- $7.99
- Unit price
- / per
Star-Tron Stabilizer + Fuel Storage & Corrosion Protection - 8 ozKeeps fuel fresh and protects internal metal surfaces from rust during storage. Designed for motorcycles, boats, lawn equipment, and classic cars. The formula combines enzyme stabilization with corrosion inhibitors to ensure reliable start-ups after...- $7.99
$9.99- $7.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Enzyme Fuel Treatment - Small Engine Formula - 8 oz [14308]
- $7.99
$8.99- $7.99
- Unit price
- / per
Star-Tron Enzyme Fuel Treatment - Small Engine Formula - 8 ozCures and prevents ethanol-related fuel problems while stabilizing gasoline for long-term storage. Designed for all gas engines, including boats, cars, motorcycles, lawn equipment, and generators. The enzyme technology removes gum and varnish buildup, disperses...- $7.99
$8.99- $7.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Enzyme Fuel Treatment - 16 oz [93016]
- $22.99
$24.99- $22.99
- Unit price
- / per
Star-Tron Enzyme Fuel Treatment - 16 ozEnsures easy starts and smooth running while curing and preventing ethanol fuel problems. Designed for all gas engines, including boats, cars, motorcycles, ATVs, and lawn equipment. The enzyme technology removes deposits, disperses water, and improves fuel economy while...- $22.99
$24.99- $22.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Enzyme Fuel Treatment - Classic Gas Formula - Contains (4) 1 oz Bottles [14301-4]
- $11.99
$12.99- $11.99
- Unit price
- / per
Star-Tron Enzyme Fuel Treatment - Classic Gas Formula - Contains (4) 1 oz BottlesCures and prevents ethanol-related fuel problems while stabilizing gasoline for long-term storage. Designed for all gas engines, including boats, cars, motorcycles, lawn equipment, and generators. The enzyme technology removes gum and...- $11.99
$12.99- $11.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Quick Fix Fuel System Injector Cleaner - 4 oz [18604P]
- $6.99
$7.99- $6.99
- Unit price
- / per
Star-Tron Quick Fix Fuel System & Injector Cleaner - 4 ozRestores performance to rough-running engines and resolves start-up issues without costly repairs. Designed for gasoline engines in vehicles and equipment suffering from carbon buildup. The enzyme and P.E.A. detergent formula dissolves deposits from injectors...- $6.99
$7.99- $6.99
- Unit price
- / per
-
Vendor:Star brite
Star brite Star-Tron Diesel Enzyme Fuel Treatment - 16 oz [93116]
- $26.99
$29.99- $26.99
- Unit price
- / per
Star-Tron Diesel Enzyme Fuel Treatment - 16 ozEnsures easy starts and smooth running while breaking down water and sludge for safe combustion. Designed for all diesel engines requiring fuel system cleaning and stabilization. The enzyme technology removes gum and varnish deposits while stabilizing fuel...- $26.99
$29.99- $26.99
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Zeus 24V 4kW Low Turn On (LTO) 3.15 Alternator w/Isolated Ground (Common Rail) [4402]
- $1,427.80
$1,648.90- $1,427.80
- Unit price
- / per
Zeus 24V 4kW Low Turn On (LTO) 3.15 Alternator with Isolated Ground (Common Rail)The ARCO Zeus 24v 4kW LTO alternator turns on at lower RPMs, runs cooler, and provides more power than older designs that are larger and heavier. This alternator continuously generates over...- $1,427.80
$1,648.90- $1,427.80
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Johnson/Evinrude Outboard Starter - Small 10 Tooth [5372]
- $162.99
$208.44- $162.99
- Unit price
- / per
Johnson/Evinrude Outboard Starter - Small 10 ToothThe outboard starter will fit BRP-OMC, 85-140 HP V4, and a small 10-tooth drive gear.ARCO advises using a fully charged battery - A weak battery can damage the starter and starter solenoid. And to also clean all connections...- $162.99
$208.44- $162.99
- Unit price
- / per
-
Vendor:Balmar
Balmar Alternator 1-2" Single Foot Dual V Pulley Regulator Temp Sensor - 170A Kit - 12V [XT-SF-170-DV-KIT]
- $1,252.99
$1,490.69- $1,252.99
- Unit price
- / per
Alternator 1-2" Single Foot Dual V Pulley Regulator & Temp Sensor - 170A Kit - 12VBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. Balmar installs high-reliability bearings, robust rectifier diodes, and improved heat-sinking capabilities on all our...- $1,252.99
$1,490.69- $1,252.99
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Original Equipment Quality Replacement Tilt Trim Motor f/Yamaha 2011-2021 [6293]
- $435.99
$568.96- $435.99
- Unit price
- / per
Original Equipment Quality Replacement Tilt Trim Motor for Yamaha 2011-2021Replacement outboard tilt trim motor that will fit Yamaha 150-250HP, 2011-2021 4 Stroke.ARCO advises cleaning all connections: A corroded connection creates resistance, lowering the amperage required to operate the motor.Features: Tilt trim motors are dynamically...- $435.99
$568.96- $435.99
- Unit price
- / per
-
Vendor:ARCO Marine
ARCO Marine Original Equipment Quality Replacement Mercury Power Tilt Trim Assembly - 30HP-60HP [6800]
- $985.99
$1,107.43- $985.99
- Unit price
- / per
Original Equipment Quality Replacement Mercury Power Tilt Trim Assembly - 30HP-60HPReplacement outboard tilt trim assembly that will fit Yamaha 225HP-250HP, 1993-2003.ARCO advises cleaning all connections: A corroded connection creates resistance, lowering the amperage required to operate the motor.Features: Tilt trim motors are dynamically tested...- $985.99
$1,107.43- $985.99
- Unit price
- / per


![ARCO Marine Original Equipment Quality Replacement Outboard Starter f/BRP-OMC, 90-115 HP [5399]](http://www.dbmarinesupplies.com/cdn/shop/files/98992XL_533x.jpg?v=1682839572)
![Trident Marine 3" ID 90-Degree EPDM Black Rubber Molded Wet Exhaust Elbow w/4 T-Bolt Clamps [TRL-390-S/S]](http://www.dbmarinesupplies.com/cdn/shop/files/100833XL_533x.jpg?v=1695411980)
![ARCO Marine Zeus 24V 4kW Low Turn On (LTO) 3.15 Alternator w/Isolated Ground (Common Rail) [4402]](http://www.dbmarinesupplies.com/cdn/shop/files/107549XL_533x.jpg?v=1738973252)
![ARCO Marine Johnson/Evinrude Outboard Starter - Small 10 Tooth [5372]](http://www.dbmarinesupplies.com/cdn/shop/files/97191XL_533x.jpg?v=1682828347)