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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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  • Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]
    Balmar

    Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V [621-100-SV]

    $1,026.21
    $1,221.68
    $1,026.21
    621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12VFeatures: 100A 12V Spindle Mount (Single Foot) 1-2"  Single Deep Vee Pulley Isolated Ground 1″ Motorola-Style Mounting;  Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2″ Delco-Style Mounting;  Typical for Volvo Penta (Gas &...
    $1,026.21
    $1,221.68
    $1,026.21
  • ARCO Marine Mercruiser Tilt Trim Reservoir Kit [M525]ARCO Marine Mercruiser Tilt Trim Reservoir Kit [M525]
    ARCO Marine

    ARCO Marine Mercruiser Tilt Trim Reservoir Kit [M525]

    $58.38
    $75.65
    $58.38
    Mercruiser Tilt Trim Reservoir KitTilt trim reservoir kit that will fit ARCO 6275 Tilt Motor. Replaces Mercruiser. Includes Reservoir, cap, O-rings, and mounting screws.Replaces:Mercury Marine 18525A1*ARCO Assurance 12-month part and labor warranty protectionThis product may not be returned to the original point of purchase....
    $58.38
    $75.65
    $58.38
  • STA-BIL Fuel Stabilizer - 10oz [22206]
    STA-BIL

    STA-BIL Fuel Stabilizer - 10oz [22206]

    $11.66
    $16.04
    $11.66
    Fuel Stabilizer - 10ozAMERICA’S #1 FUEL STABILIZER TREATMENTSTA-BIL Storage Fuel Stabilizer keeps fuel fresh for quick easy starts after storage. It removes water to prevent corrosion and cleanses carburetors and fuel injectors. This product also protects the engine from gum, varnish, rust, and corrosion...
    $11.66
    $16.04
    $11.66
  • STA-BIL Fuel Stabilizer - 1 Gallon [22213]
    STA-BIL

    STA-BIL Fuel Stabilizer - 1 Gallon [22213]

    $67.14
    $91.22
    $67.14
    Fuel Stabilizer - 1 GallonAMERICA’S #1 FUEL STABILIZER TREATMENTSTA-BIL Storage Fuel Stabilizer keeps fuel fresh for quick easy starts after storage. It removes water to prevent corrosion and cleanses carburetors and fuel injectors. This product also protects the engine from gum, varnish, rust, and...
    $67.14
    $91.22
    $67.14
  • Trident Marine 3/8" Low Permeation Type A1-15 Fuel Line Hose - Black - Sold by the Foot [365-0386-FT]
    Trident Marine

    Trident Marine 3/8" Low Permeation Type A1-15 Fuel Line Hose - Black - Sold by the Foot [365-0386-FT]

    $7.28
    $14.58
    $7.28
    3/8" Low Permeation Type A1-15 Fuel Line Hose - Black - Sold by the FootTrident 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...
    $7.28
    $14.58
    $7.28
  • Flushmaster Flush Port Quick Connect f/Yamaha Outboards [SM-FMQCY]Flushmaster Flush Port Quick Connect f/Yamaha Outboards [SM-FMQCY]
    Flushmaster

    Flushmaster Flush Port Quick Connect f/Yamaha Outboards [SM-FMQCY]

    $72.97
    $0.00
    $72.97
    Flush Port Quick Connect for Yamaha OutboardsStop screwing around. Flush Port Quick Connects for Yamaha outboards provide a simple, secure solution for efficient engine flushing. Designed as a permanent replacement for the OEM flush port, they ensure leak-free performance and easy installation.Upgrade Your Yamaha...
    $72.97
    $0.00
    $72.97
  • Trident Marine 1-1/4" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [100-1146-FT]
    Trident Marine

    Trident Marine 1-1/4" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [100-1146-FT]

    $17.50
    $29.18
    $17.50
    1-1/4" Flex Marine Wet Exhaust & Water Hose - Black - Sold by the FootTrident Flex wet exhaust hose for longer bent connections. In smaller i.d.s for engine intake, critical water, drain, scupper bilge & sanitation uses. Resists heat, ozone, exhaust, panting, and collapse....
    $17.50
    $29.18
    $17.50
  • Trident Marine 3-1/2" x 36" Blue Silicone Wet Exhaust Hose [202V3120-36]
    Trident Marine

    Trident Marine 3-1/2" x 36" Blue Silicone Wet Exhaust Hose [202V3120-36]

    $163.48
    $253.02
    $163.48
    3-1/2" 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...
    $163.48
    $253.02
    $163.48
  • ARCO Marine Crankshaft Locking Tool MB Sprinter 2.0L RWD OM654, 2023+ [MK-CLT5381]
    ARCO Marine

    ARCO Marine Crankshaft Locking Tool MB Sprinter 2.0L RWD OM654, 2023+ [MK-CLT5381]

    $125.54
    $144.50
    $125.54
    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...
    $125.54
    $144.50
    $125.54
  • Trident Marine 1" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [100-1006-FT]
    Trident Marine

    Trident Marine 1" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [100-1006-FT]

    $17.50
    $29.18
    $17.50
    1" Flex Marine Wet Exhaust & Water Hose - Black - Sold by the FootTrident Flex wet exhaust hose for longer bent connections. In smaller I.D.s for engine intake, critical water, drain, scupper bilge & sanitation uses. Resists heat, ozone, exhaust, panting, and collapse....
    $17.50
    $29.18
    $17.50
  • Flushmaster Flush Port Quick Connect f/Suzuki - White [SM-FMQCSW]Flushmaster Flush Port Quick Connect f/Suzuki - White [SM-FMQCSW]
    Flushmaster

    Flushmaster Flush Port Quick Connect f/Suzuki - White [SM-FMQCSW]

    $116.77
    $0.00
    $116.77
    Flush Port Quick Connect for Suzuki - WhiteMade for Suzuki outboards, the Flush Port Quick Connect for Suzuki Outboards removes the frustration of cross-threading and stripped ports — delivering fast, secure, and reliable flushing for better engine protection every time.Features: No more cross-threading Permanent,...
    $116.77
    $0.00
    $116.77
  • Trident Marine 1-1/2" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [250-1126-FT]
    Trident Marine

    Trident Marine 1-1/2" Flex Marine Wet Exhaust Water Hose - Black - Sold by the Foot [250-1126-FT]

    $21.88
    $29.18
    $21.88
    1-1/2" Flex Marine Wet Exhaust & Water Hose - Black - Sold by the FootTrident Flex wet exhaust hose for longer bent connections. In smaller I.D.s for engine intake, critical water, drain, scupper bilge & sanitation uses. Resists heat, ozone, exhaust, panting, and collapse....
    $21.88
    $29.18
    $21.88
  • ARCO Marine Replacement Outboard Tilt Trim Motor - Yamaha, 2-Wire, 3 Bolt, Flat Blade Shaft [6263]ARCO Marine Replacement Outboard Tilt Trim Motor - Yamaha, 2-Wire, 3 Bolt, Flat Blade Shaft [6263]
    ARCO Marine

    ARCO Marine Replacement Outboard Tilt Trim Motor - Yamaha, 2-Wire, 3 Bolt, Flat Blade Shaft [6263]

    $630.61
    $788.56
    $630.61
    Replacement Outboard Tilt Trim Motor - Yamaha, 2-Wire, 3 Bolt, Flat Blade ShaftReplacement outboard tilt trim motor that will fit Yamaha 2002-2009 200, 225, 250 HP 4 Stroke, 2002-2009 200-300 HP 2 Stroke, 2-wire connection, 3-bolt mount, Includes O-ring, Ring Terminal Ends.ARCO advises cleaning...
    $630.61
    $788.56
    $630.61
  • Trident Marine 2-1/2" Ocean-Flex Multipurpose Hose - Sold by the Foot [321-2126-FT]
    Trident Marine

    Trident Marine 2-1/2" Ocean-Flex Multipurpose Hose - Sold by the Foot [321-2126-FT]

    $62.76
    $72.97
    $62.76
    2-1/2" Ocean-Flex Multipurpose Hose - Sold by the FootThis unique marine hose can be used for a multitude of applications for both Commercial and Recreational Vessels including Fuel Fill, Feed, and Vent (Diesel & Gasoline – Type A1), Lube Oil, Wet Exhaust, Water (Vital...
    $62.76
    $72.97
    $62.76
  • Trident Marine 2" Ocean-Flex Multipurpose Hose - Sold by the Foot [321-2006-FT]
    Trident Marine

    Trident Marine 2" Ocean-Flex Multipurpose Hose - Sold by the Foot [321-2006-FT]

    $48.16
    $58.38
    $48.16
    2" Ocean-Flex Multipurpose Hose - Sold by the FootThis unique marine hose can be used for a multitude of applications for both Commercial and Recreational Vessels including Fuel Fill, Feed, and Vent (Diesel & Gasoline – Type A1), Lube Oil, Wet Exhaust, Water (Vital...
    $48.16
    $58.38
    $48.16
  • Attwood Portable Fuel Tank - 12 Gallon w/Gauge [8812LPG2]
    Attwood Marine

    Attwood Portable Fuel Tank - 12 Gallon w/Gauge [8812LPG2]

    $211.65
    $255.45
    $211.65
    Portable Fuel Tank - 12 Gallon with 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 12-gallon tank is ideal for pontoon boats where more fuel capacity is needed. Includes...
    $211.65
    $255.45
    $211.65
  • Flushmaster Suncover f/Flushmaster [SM-FMSCVR]Flushmaster Suncover f/Flushmaster [SM-FMSCVR]
    Flushmaster

    Flushmaster Suncover f/Flushmaster [SM-FMSCVR]

    $35.02
    $43.78
    $35.02
    Suncover for FlushmasterThe Flushmaster Suncover protects your Flushmaster screen from UV damage, ensuring long-lasting performance. Made with UV-resistant plastic and a durable 316 stainless steel hinge, it offers superior protection and easy installation with three mounting holes. Keep your device in top condition for...
    $35.02
    $43.78
    $35.02
  • Trident Marine 316 Stainless Steel T-Bolt Clamp 3/4" Band - Range 8.25" to 8.69" [720-8500]
    Trident Marine

    Trident Marine 316 Stainless Steel T-Bolt Clamp 3/4" Band - Range 8.25" to 8.69" [720-8500]

    $21.88
    $34.07
    $21.88
    316 Stainless Steel T-Bolt Clamp 3/4" Band - Range 8.25" to 8.69"Very strong and secure clamp for critical installations. Trident Marine T-Bolt Clamps are built with safety in mind. With a 3/4″ (19 mm) wide band, this clamp ensures a greater area of coverage...
    $21.88
    $34.07
    $21.88
  • Trident Marine Blue Silicone Wet Exhaust Hump w/4 T-Bolt Clamps - 8" ID x 8" Length [272V8000-S/S]
    Trident Marine

    Trident Marine Blue Silicone Wet Exhaust Hump w/4 T-Bolt Clamps - 8" ID x 8" Length [272V8000-S/S]

    $278.80
    $450.69
    $278.80
    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...
    $278.80
    $450.69
    $278.80
  • Trident Marine 316 SS T-Bolt Clamp - 3/4" Band - 2.28"-2.59" Range [720-2000]
    Trident Marine

    Trident Marine 316 SS T-Bolt Clamp - 3/4" Band - 2.28"-2.59" Range [720-2000]

    $16.04
    $24.07
    $16.04
    316 SS T-Bolt Clamp - 3/4" Band - 2.28"-2.59" RangeVery strong and secure clamp for critical installations. Trident Marine T-Bolt Clamps are built with safety in mind. With a 3/4" (19 mm) wide band, this clamp ensures a greater area of coverage for a...
    $16.04
    $24.07
    $16.04