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.
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- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
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- Date, old to new
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Vendor:Trident Marine
Trident Marine 2" x 50' Extra-Flex Corrugated Marine Wet Exhaust Hose [252F-2006]
- $863.99
$1,401.76- $863.99
- Unit price
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2" x 50' Extra-Flex Corrugated Marine Wet Exhaust HoseTrident Extra-Flex corrugated marine wet exhaust hose with EXTRA flexibility for easier installations on tight bends for longer connections. Thick tube and cover with wire helix between 2-ply reinforcement. Exceptional flexibility and bend radius. Resists heat,...- $863.99
$1,401.76- $863.99
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Vendor:Trident Marine
Trident Marine 6" x 36" Blue Silicone Wet Exhaust Hose [202V6000-36]
- $241.99
$391.45- $241.99
- Unit price
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6" x 36" Blue Silicone Wet Exhaust HoseTrident Silicone Marine Wet Exhaust Hose gives the best performance with a cool quiet elegance. Silicone naturally handles higher temperatures and will last longer than rubber exhaust hoses. The silicone will also transfer less heat into the...- $241.99
$391.45- $241.99
- Unit price
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Vendor:Trident Marine
Trident Marine 1-1/2" x 36" Blue Silicone Wet Exhaust Hose [202V1120-36]
- $59.99
$91.94- $59.99
- Unit price
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1-1/2" x 36" Blue Silicone Wet Exhaust HoseTrident Silicone Marine Wet Exhaust Hose gives the best performance with a cool quiet elegance. Silicone naturally handles higher temperatures and will last longer than rubber exhaust hoses. The silicone will also transfer less heat into the...- $59.99
$91.94- $59.99
- Unit price
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Vendor:Trident Marine
Trident Marine Blue Silicone Wet Exhaust Hump w/4 T-Bolt Clamps - 8" ID x 8" Length [272V8000-S/S]
- $190.99
$308.74- $190.99
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Blue Silicone Wet Exhaust Hump with 4 T-Bolt Clamps - 8" ID x 8" LengthTrident Silicone Hump Hose Bellows provide the ultimate flexible connectors for marine wet exhaust systems. They offer much greater tolerance to heat, misalignment, engine movement, and vibration, with significant savings...- $190.99
$308.74- $190.99
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Vendor:ARCO Marine
ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground [4501]
- $1,427.80
$1,648.90- $1,427.80
- Unit price
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Zeus 24V 7kW 3.15 Alternator with Isolated GroundThe ARCO Zeus 24v 7kW alternator generates extremely high amperage at cruising and higher RPMs. This alternator continuously generates over 3kW (109 Amps) at just under 3,000 alternator RPM and almost 6kW (218 Amps) at under 6,000...- $1,427.80
$1,648.90- $1,427.80
- Unit price
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Vendor:ARCO Marine
ARCO Marine Mounting Bracket Kit f/High Output Alternators - Ford Transit 3.5L [MK1201]
- $1,185.56
$1,227.40- $1,185.56
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- / per
Mounting & Bracket Kit for High Output Alternators - Ford Transit 3.5LGMK 3T - Transit Style - Ford Transit 3.5L ECO Boost V6- $1,185.56
$1,227.40- $1,185.56
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Vendor:ARCO Marine
ARCO Marine Replacement Harness Kit for AZ1000X Alternator Regulator with Temp Sensors [WH1000X]
- $227.00
$252.00- $227.00
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Replacement Harness Kit for AZ1000X Alternator Regulator with Temp SensorsSpecifications:Specifically for AZ1000X Alternator Regulator with Temp Sensors- $227.00
$252.00- $227.00
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Vendor:ARCO Marine
ARCO Marine Replacement Thermistor/Temperature Sensor f/Zeus Bluetooth Regulator - 15FT [WH002]
- $24.50
$27.21- $24.50
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Replacement Thermistor/Temperature Sensor for Zeus Bluetooth Regulator - 15'Specifications: Specifically for Zeus Bluetooth Regulator Length: 15'- $24.50
$27.21- $24.50
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Vendor:ARCO Marine
ARCO Marine Replacement Harness Kit f/AZ1000 Alternator Regulator w/Temp Sensors [WH1000]
- $138.00
$152.99- $138.00
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Replacement Harness Kit for AZ1000 Alternator Regulator with Temp SensorsSpecifications:Specifically for AZ1000 Alternator Regulator with Temp Sensors- $138.00
$152.99- $138.00
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Vendor:ARCO Marine
ARCO Marine Mounting Kit f/MB Sprinter 2.0L [MK1202]
- $1,348.00
$1,395.00- $1,348.00
- Unit price
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Mounting Kit for MB Sprinter 2.0LARCO Marine mounting kit specifically for the MB Sprinter 2.0L.- $1,348.00
$1,395.00- $1,348.00
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Vendor:ARCO Marine
ARCO Marine Crankshaft Locking Tool MB Sprinter 2.0L RWD OM654, 2023+ [MK-CLT5381]
- $86.00
$98.99- $86.00
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Crankshaft Locking Tool – MB Sprinter 2.0L RWD OM654, 2023+The ARCO MK-CLT5381 Crankshaft Locking Tool is a precision-engineered service tool designed specifically for the latest Mercedes-Benz Sprinter 2.0L RWD (OM654 engine, 2023 and newer). This specialized tool is essential for safely locking the crankshaft...- $86.00
$98.99- $86.00
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Vendor:ARCO Marine
ARCO Marine Replacement Tilt Trim Motor f/Yamaha 6KA-43880 [6330]
- $381.99
$499.00- $381.99
- Unit price
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Replacement Tilt Trim Motor for Yamaha 6KA-43880Fits Yamaha 200-300HP, 2020 – present, 4-Stroke engines, 2-wire connection, 3-bolt mount, Includes O-ring, Ring Terminal Ends.Replaces Part Numbers: YAMAHA 6KA-43880-00-00 YAMAHA 6KA-43880-01-00 YAMAHA 6KA-43880-09-CE YAMAHA 6KA-43800-00-8D YAMAHA 6KA-43800-01-8D Quality Assurance: Epoxy powder-coated for maximum corrosion protection Motor...- $381.99
$499.00- $381.99
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Vendor:ARCO Marine
ARCO Marine High-Performance Inboard Starter w/14" Flywheel Gear Reduction [30470-A]
- $213.99
$268.94- $213.99
- Unit price
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High-Performance Inboard Starter with 14" Flywheel & Gear ReductionThe inboard starter that will fit Mercruiser, Volvo Penta, OMC, Marine Power, and others. Will replace 9 tooth drive OEM versions 3.0 - 8.1L with 14" flywheel. Anodized casting, nickel-plated brush holder (OEM mounting bolts included).ARCO...- $213.99
$268.94- $213.99
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Vendor:ARCO Marine
ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A [20850]
- $399.99
$521.01- $399.99
- Unit price
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Premium Replacement Outboard Alternator with Multi-Groove Pulley - 12V 50AReplacement alternator that will fit 1.5L & 3.0L Mercury Outboard, 12 Volt, 50 AMP, Internal Fan, Multi-groove serpentine pulley included, Includes wire/plug connector.Features: All alternators are engineered for performance and reliability All alternators are engineered...- $399.99
$521.01- $399.99
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Vendor:Balmar
Balmar Pulley Kit f/Yanmar 3JH2-TE, 3JH2-E [48-YSP-3JH-C]
- $689.49
$0.00- $689.49
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Pulley Kit for Yanmar 3JH2-TE, 3JH2-EAltMount® Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 3JH2-TE, 3JH2-EKit Includes: Three Ten-Groove (J10) Pulleys, Two J10, 45″ Circumference Serpentine Belts (one spare) & Mounting HardwareNote: If you specify an AT-200A Alternator, a longer belt length...- $689.49
$0.00- $689.49
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Vendor:Flushmaster
Flushmaster Flush Port Reroute Dual Outlet - White Acrylic Plate - Horizontal - 1/2' Barb [SM-QCR2WH12]
- $209.00
$0.00- $209.00
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Flush Port Reroute Dual Outlet - White Acrylic Plate - Horizontal - 1/2' BarbFlush your outboards safely from inside the boat — no more leaning over the transom.Specifications: Flush Capacity: Sequentially flushes 1–4 engines in a single cycle when paired with a controller. Materials:...- $209.00
$0.00- $209.00
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Vendor:STA-BIL
STA-BIL 360 Marine - 32oz [22240]
- $20.99
$37.49- $20.99
- Unit price
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360® Marine™ - 32ozCLEANS THE FUEL SYSTEM TO IMPROVE PERFORMANCESTA-BIL 360® MARINE™ use it with every fill up to help keep your engine running cleaner, leaner, smoother and stronger than ever.USAGE DIRECTIONS:1oz treats up to 10 gallons (38 liters) of fuel. Product does not...- $20.99
$37.49- $20.99
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Vendor:Attwood Marine
Attwood Mercury Fuel Line Kit - 3/8" Diameter x 6 Length (1998 Newer) [93806MUS7]
- $57.99
$74.99- $57.99
- Unit price
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Mercury Fuel Line Kit - 3/8" Diameter x 6' Length (1998 & Newer)This EPA-certified Attwood Universal Fuel Line Kit reliably delivers fuel to your Mercury engine and provides the ultimate in performance, safety, and value. The kit includes a 6-foot-long, 3/8-inch diameter low-permeation fuel...- $57.99
$74.99- $57.99
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Vendor:ARCO Marine
ARCO Marine Bolt Kit - Mount N62 Alternator to Mercedes Supplied N62 Bracket [TAK210]
- $20.21
$23.99- $20.21
- Unit price
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Bolt Kit - Mount N62 Alternator to Mercedes Supplied N62 BracketThe ARCO Marine TAK210 is a specialized bolt kit designed to mount an ARCO Zeus High Output Alternator (specifically an N62 type) onto a factory-supplied Mercedes-Benz N62 bracket.- $20.21
$23.99- $20.21
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Vendor:ARCO Marine
ARCO Marine Zeus A8000-48V 8kW Ford Transit Alternator w/Isolated Ground K6 Pulley [4610]
- $2,143.90
$2,528.90- $2,143.90
- Unit price
- / per
Zeus A8000-48V 8kW Ford Transit Alternator with Isolated Ground & K6 PulleyARCO Zeus 48V Advantage. Better Technology = Better Performance. High Output/High Amperage Alternator: The Highest Power Output in Its Class.A8000-48V AdvantageThe ARCO Zeus A8000-48V alternator turns on at lower RPMs, runs cooler, and...- $2,143.90
$2,528.90- $2,143.90
- Unit price
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![Trident Marine 2" x 50' Extra-Flex Corrugated Marine Wet Exhaust Hose [252F-2006]](http://www.dbmarinesupplies.com/cdn/shop/files/107181XL_533x.jpg?v=1737054033)
![ARCO Marine Zeus 24V 7kW 3.15 Alternator w/Isolated Ground [4501]](http://www.dbmarinesupplies.com/cdn/shop/files/107554XL_533x.jpg?v=1738973288)
![ARCO Marine High-Performance Inboard Starter w/14" Flywheel Gear Reduction [30470-A]](http://www.dbmarinesupplies.com/cdn/shop/files/97180XL_533x.jpg?v=1682828178)
![ARCO Marine Premium Replacement Outboard Alternator w/Multi-Groove Pulley - 12V 50A [20850]](http://www.dbmarinesupplies.com/cdn/shop/files/97207XL_533x.jpg?v=1682828597)
![ARCO Marine Zeus A8000-48V 8kW Ford Transit Alternator w/Isolated Ground K6 Pulley [4610]](http://www.dbmarinesupplies.com/cdn/shop/files/114272XL_533x.jpg?v=1780637624)