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
- Alphabetically, Z-A
- Price, low to high
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- Date, old to new
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Vendor:ARCO Marine
ARCO Marine Premium Replacement Distributor Cap f/Mercruiser Inboard Engines w/MPI Motors [DC003]
- $54.99
$76.36- $54.99
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Premium Replacement Distributor Cap for Mercruiser Inboard Engines with MPI MotorsThis distributor cap fits Mercruiser V8: 5.0L, 5.7L, 6.2L MPI motors with 555 ECM, PleasureCraft Models MP 5.0L and 5.7L (2002-05), and Volvo Engines with Delco HVS V-8 Distributors.Replaces: MERCRUISER Distributor Cap 884792 MERCRUISER...- $54.99
$76.36- $54.99
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Vendor:ARCO Marine
ARCO Marine High-Performance Inboard Starter w/Gear Reduction Permanent Magnet - Clockwise Rotation [70200]
- $181.99
$235.12- $181.99
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High-Performance Inboard Starter with Gear Reduction & Permanent Magnet - Clockwise RotationThe inboard starter includes a wiring harness to replace the conventional starter.ARCO advises using a fully charged battery - A weak battery can damage the starter and starter solenoid. And to also clean...- $181.99
$235.12- $181.99
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Vendor:Trident Marine
Trident Marine 4" ID 90-Degree Blue Silicone Molded Wet Exhaust Elbow w/4 T-Bolt Clamps [290V4000-S/S]
- $173.99
$269.33- $173.99
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4" ID 90-Degree Blue Silicone Molded Wet Exhaust Elbow with 4 T-Bolt ClampsTrident silicone-blend rubber marine wet exhaust connections. They are molded in very high-temperature blue silicone EPDM blended rubber with a smooth bore and cover. Features: Four stainless steel t-bolt clamps Very high temp...- $173.99
$269.33- $173.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 7/16"21/32" Clamping Range - 10-Pack - SAE Size 4 [705-0561]
- $16.99
$26.39- $16.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 7/16"–21/32" Clamping Range - 10-Pack - SAE Size 4Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide band is...- $16.99
$26.39- $16.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 5/8"15/16" Clamping Range - 10-Pack - SAE Size 8 [705-0121]
- $18.99
$28.09- $18.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - 5/8"–15/16" Clamping Range - 10-Pack - SAE Size 8Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide band is...- $18.99
$28.09- $18.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (3/4" 1-1/8") Clamping Range - 10-Pack - SAE Size 10 [710-0581]
- $23.99
$36.50- $23.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (3/4" – 1-1/8") Clamping Range - 10-Pack - SAE Size 10Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...- $23.99
$36.50- $23.99
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Vendor:Trident Marine
Trident Marine 5/16" x 50 Boxed Low Permeation Type A1-15 Fuel Line Hose - Black [365-0566]
- $139.99
$217.14- $139.99
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5/16" x 50' Boxed Low Permeation Type A1-15 Fuel Line Hose - BlackTrident Barrier Lined A1-15 Fuel Hose for both gasoline (including ethanol blends up to 85%) and diesel (including bio diesel blends up to B100). This hose is built with the best fuel,...- $139.99
$217.14- $139.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (5/8" 15/16") Clamping Range - 10-Pack - SAE Size 8 [710-0121]
- $24.99
$38.24- $24.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (5/8" – 15/16") Clamping Range - 10-Pack - SAE Size 8Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...- $24.99
$38.24- $24.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [710-1001]
- $28.99
$43.96- $28.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 15/32" Band - (1-1/16" – 1-1/2") Clamping Range - 10-Pack - SAE Size 16Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel “HD NON-PERF” Worm Gear Hose Clamp. The 11.7 mm (0.46”) wide band...- $28.99
$43.96- $28.99
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Vendor:Trident Marine
Trident Marine 316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (1-1/16" 1-1/2") Clamping Range - 10-Pack - SAE Size 16 [705-1001]
- $20.99
$31.47- $20.99
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316 SS Non-Perforated Worm Gear Hose Clamp - 3/8" Band - (1-1/16" – 1-1/2") Clamping Range - 10-Pack - SAE Size 16Premium Marine Grade, all AISI 316 (high tensile strength) Stainless Steel Compact “HD NON-PERF” Worm Gear Hose Clamp. The 9.7 mm (0.382”) wide...- $20.99
$31.47- $20.99
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Vendor:Balmar
Balmar Max Charge MC-618 Regulator 12V w/Harness Multi-Stage [MC-618-H]
- $337.99
$402.69- $337.99
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Max Charge MC-618 Regulator 12V with Harness Multi-StageThe MC-618-H premium 12-volt multi-stage voltage regulator provides the ultimate in charging safety and control. Includes wiring harness. Features: Intelligent multi-stage regulation. Digital numeric LED display. Epoxy-encapsulated circuitry. For use with 12 volt systems Wiring harness included Can...- $337.99
$402.69- $337.99
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Vendor:Balmar
Balmar Alternator 120 AMP 12V 3.15" Dual Foot Saddle Dual Pulley w/Isolated Ground [60-120-DV]
- $759.99
$904.69- $759.99
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Alternator 120 AMP 12V 3.15" Dual Foot Saddle Dual Pulley with Isolated GroundAlternator, 60 Series, 120A, 12V, Saddle Mount (Dual Foot), 3.15in, Dual Deep Vee Pulley, Isolated Ground Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre EnginesReplaces: 60-120-SR-IGThis product may not be returned...- $759.99
$904.69- $759.99
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Vendor:Balmar
Balmar Alternator 170 AMP 12V 4" Dual Foot Saddle K6 Pulley [XT-DF4-170-K6]
- $961.99
$1,143.99- $961.99
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Alternator 170 AMP 12V 4" Dual Foot Saddle K6 PulleyBalmar offers a wide range of alternator power upgrades designed specifically for marine industry applications. They install high-reliability bearings, robust rectifier diodes, and improved heat-sinking capabilities on all their alternators to ensure improved system reliability...- $961.99
$1,143.99- $961.99
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Vendor:Balmar
Balmar Alternator 1-2" Single Foot K6 Serpentine Pulley - 170A - 12V [XT-SF-170-K6]
- $961.99
$1,143.99- $961.99
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Alternator 1-2" Single Foot K6 Serpentine Pulley - 170A - 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 alternators to ensure improved...- $961.99
$1,143.99- $961.99
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Vendor:Attwood Marine
Attwood Portable Fuel Tank - 3 Gallon w/o Gauge [8803LP2]
- $58.99
$69.99- $58.99
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Portable Fuel Tank - 3 Gallon without GaugeAttwood has engineered the industry’s only comprehensive EPA-certified fuel tank-to-engine solution. Tough materials and innovative design stand up to harsh marine conditions. A 3-gallon tank is perfect for small outboards.Features: 3 Gallon fuel capacity Compatible with 1/4-inch...- $58.99
$69.99- $58.99
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Vendor:GROCO
GROCO 3/4" Engine Flush Kit Adaptor [SSC-750]
- $127.99
$192.00- $127.99
- Unit price
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3/4" Engine Flush Kit & AdaptorThe ConceptA simple quarter-turn quick-release plug can add safety and flexibility to any water system. Add SSC to the top of any seacock to allow instant emergency bilge pumping, or to simplify winterization and cooling system flushing.In an EmergencyWhile...- $127.99
$192.00- $127.99
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Vendor:STA-BIL
STA-BIL Carb Choke Parts Cleaner - 12.5oz *Case of 12* [22005CASE]
- $54.99
$71.88- $54.99
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Carb Choke & Parts Cleaner - 12.5oz *Case of 12*STA-BIL Carburetor and Choke Cleaner is formulated to dissolve gum and varnish, dirt and carbon deposits. It has a convenient spray nozzle, which comes with a direction tube to reach hard to access areas. Once...- $54.99
$71.88- $54.99
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Vendor:STA-BIL
STA-BIL 360 Marine - 8oz *Case of 12* [22239CASE]
- $95.99
$179.88- $95.99
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360® Marine™ - 8oz *Case of 12*CLEANS THE FUEL SYSTEM TO IMPROVE PERFORMANCESTA-BIL 360® MARINE™ uses 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. The...- $95.99
$179.88- $95.99
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Vendor:STA-BIL
STA-BIL Fuel Stabilizer - 32oz *Case of 12* [22214CASE]
- $142.99
$191.88- $142.99
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Fuel Stabilizer - 32oz *Case of 12*STA-BIL Storage Fuel Stabilizer keeps fuel fresh for quick and easy starts after storage. Alternatively, the additive works wonders to keep the gasoline in the car fresh if users aren’t visiting the pump as often. STA-BIL Storage Fuel...- $142.99
$191.88- $142.99
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Vendor:STA-BIL
STA-BIL Fogging Oil - 12oz *Case of 6* [22001CASE]
- $39.99
$41.94- $39.99
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Fogging Oil - 12oz *Case of 6*STA- BIL Fogging Oil is an aerosol propelled oil treatment to protect internal engine components during storage. This fogging oil can be sprayed to coat internal engine components and prevent corrosion. Formulated to displace moisture from metal to...- $39.99
$41.94- $39.99
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![ARCO Marine High-Performance Inboard Starter w/Gear Reduction Permanent Magnet - Clockwise Rotation [70200]](http://www.dbmarinesupplies.com/cdn/shop/files/97183XL_533x.jpg?v=1682828224)
![Trident Marine 4" ID 90-Degree Blue Silicone Molded Wet Exhaust Elbow w/4 T-Bolt Clamps [290V4000-S/S]](http://www.dbmarinesupplies.com/cdn/shop/files/99749XL_533x.jpg?v=1686892440)