Keep your boat's engine running at peak performance with our comprehensive selection for Engine Parts & Service. We stock critical components for both inboard and outboard motors.

Find high-quality fuel pumps, durable fuel line kits from brands like Attwood, and specialized items like wet exhaust elbows and Balmar alternators. Essential for maintenance, we also carry the full line of Flushmaster Outboard Flushing Systems to protect your engine from salt and corrosion. Everything you need for reliable operation and professional-grade engine maintenance.

503 products

  • 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]

    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...
    $39.99
    $51.82 $39.99
    Sale
  • Attwood JohnsonEvinrudeOMC Female Hose Fitting Tank Or Engine End 516 Barb 88FHE5166

    Attwood Johnson/Evinrude/OMC Female Hose Fitting - Tank Or Engine End - 5/16" Barb [88FHE516-6]

    Attwood Marine

    Attwood Johnson/Evinrude/OMC Female Hose Fitting - Tank Or Engine End - 5/16" Barb [88FHE516-6]

    Johnson/Evinrude/OMC (Outboard Marine Corporation) Female Hose Fitting - Tank Or Engine End - 5/16" BarbFor use on both ends of the fuel line to connect tank fitting and motor. The...
    $6.99
    $0.00 $6.99
  • Trident Marine 114 Flex Marine Wet Exhaust Water Hose Black Sold by the Foot 1001146FT

    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]

    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...
    $11.99
    $19.99 $11.99
    Sale
  • ARCO Marine Current Model Outboard Solenoid wFlat Isolated Base SW054

    ARCO Marine Current Model Outboard Solenoid w/Flat Isolated Base [SW054]

    ARCO Marine

    ARCO Marine Current Model Outboard Solenoid w/Flat Isolated Base [SW054]

    Current Model Outboard Solenoid with Flat Isolated BaseThe outboard solenoid will fit the current model Mercruiser and Mercury. Isolated base, 12 Volt.Replaces:MERCURY 89-850189MERCURY 89-850189TMERCURY 89-91975MERCURY 89-96054MERCURY 89-96054T*ARCO Assurance 12-month part...
    $23.99
    $31.76 $23.99
    Sale
  • ARCO Marine Premium Replacement Yamaha Outboard Starter 13 Tooth 3433

    ARCO Marine Premium Replacement Yamaha Outboard Starter - 13 Tooth [3433]

    ARCO Marine

    ARCO Marine Premium Replacement Yamaha Outboard Starter - 13 Tooth [3433]

    Premium Replacement Yamaha Outboard Starter - 13 ToothThis outboard starter will fit Yamaha 2004-Up 150 HP, 4-Stroke, 2005-Up 250 HP, 4-Stroke, 2006-Up 225 HP, and 4-Stroke.ARCO advises using a fully...
    $560.99
    $652.15 $560.99
    Sale
  • ARCO Marine Prestolite Style Solenoid wIsolated Base SW622

    ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]

    ARCO Marine

    ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]

    Prestolite Style Solenoid with Isolated BasePrestolite style solenoid that will fit BRP-OMC. Isolated base, 12 VoltReplaces:MERCURY 47886MERCURY 47886TBRP-OMC 380095BRP-OMC 383622BRP-OMC 389398BRP-OMC 389493BRP-OMC 395419BRP-OMC 582708BRP-OMC 586180*ARCO Assurance 12-month part and labor...
    $33.99
    $43.06 $33.99
    Sale
  • ARCO Marine MercuryMariner Outboard Starter 8 Tooth 5392

    ARCO Marine Mercury/Mariner Outboard Starter - 8 Tooth [5392]

    ARCO Marine

    ARCO Marine Mercury/Mariner Outboard Starter - 8 Tooth [5392]

    Mercury/Mariner Outboard Starter - 8 ToothThe outboard starter will fit Mercury/Mariner, 100-125 HP Inline 4-cyl; 80 HP Jet, 8-tooth drive gear.ARCO advises using a fully charged battery - A weak...
    $222.99
    $276.64 $222.99
    Sale
  • ARCO Marine Premium Replacement Alternator wSingle Groove Pulley 12V 55A 60050

    ARCO Marine Premium Replacement Alternator w/Single Groove Pulley - 12V, 55A [60050]

    ARCO Marine

    ARCO Marine Premium Replacement Alternator w/Single Groove Pulley - 12V, 55A [60050]

    Premium Replacement Alternator with Single Groove Pulley - 12V, 55APremium replacement alternator that will fit late model Mercruiser, 12 Volt, 55 Amp, Internal regulator. 2-inch mounting foot. Single groove pulley...
    $220.99
    $275.18 $220.99
    Sale
  • ARCO Marine HighPerformance Inboard Starter wGear Reduction Permanent Magnet Clockwise Rotation Late Model 70125

    ARCO Marine High-Performance Inboard Starter w/Gear Reduction Permanent Magnet - Clockwise Rotation (Late Model) [70125]

    ARCO Marine

    ARCO Marine High-Performance Inboard Starter w/Gear Reduction Permanent Magnet - Clockwise Rotation (Late Model) [70125]

    High-Performance Inboard Starter with Gear Reduction & Permanent Magnet - Clockwise Rotation (Late Model)The high-performance inboard starter that fits many late model 5.0L, and 5.8L Fords.ARCO advises using a fully...
    $175.99
    $219.38 $175.99
    Sale
  • ARCO Marine Premium Replacement Alternator wMultiGroove Pulley 12V 55A 60055

    ARCO Marine Premium Replacement Alternator w/Multi-Groove Pulley - 12V 55A [60055]

    ARCO Marine

    ARCO Marine Premium Replacement Alternator w/Multi-Groove Pulley - 12V 55A [60055]

    Premium Replacement Alternator with Multi-Groove Pulley - 12V 55AReplacement alternator that will fit late model Mercruiser, 12 Volt, 55 Amp, Internal regulator 2-inch mounting foot, multi-groove serpentine pulley included.Features: All...
    $240.99
    $298.68 $240.99
    Sale
  • ARCO Marine Top Mount Inboard Starter Clockwise Rotation 30456

    ARCO Marine Top Mount Inboard Starter - Clockwise Rotation [30456]

    ARCO Marine

    ARCO Marine Top Mount Inboard Starter - Clockwise Rotation [30456]

    Top Mount Inboard Starter - Clockwise RotationTop mount inboard starter that will fit Mercruiser, Pleasurecraft, Crusader, Marine Power, and more.ARCO advises using a fully charged battery - A weak battery...
    $243.99
    $319.47 $243.99
    Sale
  • Regitar USA Temperature Sensor fVolvo Penta Engines RMP001

    Regitar USA Temperature Sensor f/Volvo Penta Engines [RMP001]

    Regitar U.S.A.

    Regitar USA Temperature Sensor f/Volvo Penta Engines [RMP001]

    Temperature Sensor for Volvo Penta EnginesTemperature Sensor for Volvo Penta Engines.Engine Brand:Volvo PentaFitment:Volvo Penta Engines Brochure (pdf)
    $20.99
    $28.99 $20.99
    Sale
  • Regitar USA Knock Sensor fMercruiser Volvo Penta OMC Inboard Engines MCMMIE GM V8 454 502 540 572 CID Engines RMH004

    Regitar USA Knock Sensor f/Mercruiser, Volvo Penta, OMC Inboard Engines: MCM/MIE GM V-8 (454, 502, 540 572 CID) Engines. [RMH004]

    Regitar U.S.A.

    Regitar USA Knock Sensor f/Mercruiser, Volvo Penta, OMC Inboard Engines: MCM/MIE GM V-8 (454, 502, 540 572 CID) Engines. [RMH004]

    Knock Sensor for Mercruiser, Volvo Penta & OMC Inboard Engines: MCM/MIE GM V-8 (454, 502, 540 & 572 CID) Engines.Knock Sensor for Mercruiser, Volvo Penta, and OMC inboard engines: MCM/MIE...
    $46.99
    $60.00 $46.99
    Sale
  • Regitar USA Rotor fPrestolite Ignitions Ford GM 6 8 Cylinder Engines wPrestolite Conventional Ignition RMN001

    Regitar USA Rotor f/Prestolite Ignitions: Ford GM 6 8 Cylinder Engines w/Prestolite Conventional Ignition [RMN001]

    Regitar U.S.A.

    Regitar USA Rotor f/Prestolite Ignitions: Ford GM 6 8 Cylinder Engines w/Prestolite Conventional Ignition [RMN001]

    Rotor for Prestolite Ignitions: Ford & GM 6 & 8 Cylinder Engines with Prestolite Conventional IgnitionRotor for Prestolite Ignitions: Ford & GM 6 & 8 Cylinder Engines with Prestolite Conventional...
    $8.99
    $11.00 $8.99
    Sale
  • Regitar USA Marine Fuel Pump Assembly fMercuryMercruiser Engines Fits MCMMIE 43LV6 50LV8 Gen Some 350 ci Carburetors

    Regitar USA Marine Fuel Pump Assembly f/Mercury/Mercruiser Engines: Fits MCM/MIE 4.3L/V6 5.0L/V8 Gen+ Some 350 ci Carburetors [RFP003]

    Regitar U.S.A.

    Regitar USA Marine Fuel Pump Assembly f/Mercury/Mercruiser Engines: Fits MCM/MIE 4.3L/V6 5.0L/V8 Gen+ Some 350 ci Carburetors [RFP003]

    Marine Fuel Pump Assembly for Mercury/Mercruiser Engines: Fits MCM/MIE 4.3L/V6 & 5.0L/V8 Gen+ & Some 350 ci CarburetorsFuel Pump Assembly for Mercury/Mercruiser engines: Fits MCM/MIE 4.3L/V6 and 5.0L/V8 Gen+ and...
    $109.99
    $151.97 $109.99
    Sale
  • Regitar USA Ignition Module fMercruiser Engines 2001 Newer MCMMIE 43L 50L 57L 62L MPI Engines wECM 555 RMG003

    Regitar USA Ignition Module f/Mercruiser Engines: 2001 Newer MCM/MIE 4.3L, 5.0L, 5.7L 6.2L MPI Engines w/ECM 555 [RMG003]

    Regitar U.S.A.

    Regitar USA Ignition Module f/Mercruiser Engines: 2001 Newer MCM/MIE 4.3L, 5.0L, 5.7L 6.2L MPI Engines w/ECM 555 [RMG003]

    Ignition Module for Mercruiser Engines: 2001 & Newer MCM/MIE 4.3L, 5.0L, 5.7L & 6.2L MPI Engines with ECM 555Ignition Module for Mercruiser Engines: 2001 and Newer MCM/MIE 4.3L, 5.0L, 5.7L,...
    $207.99
    $252.00 $207.99
    Sale
  • Balmar Alternator 170 AMP Kit 12V 315 Dual Foot Saddle J10 Pulley Regulator Temp Sensor XTCR170J10KIT

    Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [XT-CR-170-J10-KIT]

    Balmar

    Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [XT-CR-170-J10-KIT]

    Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator & Temp SensorKit Includes: XT-DF-170-J10 Alternator, MC-618 Regulator, Temperature Sensors & Mounting HardwareXT Series Alternator: 170A, 12V, Saddle...
    $1,306.99
    $1,490.69 $1,306.99
    Sale
  • Balmar Alternator 170 AMP Kit 12V 315 Dual Foot Saddle K6 Pulley Regulator Temp Sensor XTCR170K6KIT

    Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-CR-170-K6-KIT]

    Balmar

    Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-CR-170-K6-KIT]

    Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle K6 Pulley Regulator & Temp SensorKit Includes: XT-DF-170-K6 Alternator, MC-618 Regulator, Temperature Sensors & Mounting HardwareXT Series Alternator: 170A, 12V, Saddle...
    $1,306.99
    $1,490.69 $1,306.99
    Sale
  • Balmar Alternator 100 AMP Kit 12V 12 Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor 621VUPMC100K6

    Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor [621-VUP-MC-100-K6]

    Balmar

    Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor [621-VUP-MC-100-K6]

    Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator & Temp SensorKit Includes: 621-100-K6 Alternator, MC-618 Regulator, Temperature Sensors, Mounting Hardware621-100-K6 Alternator: 100A, 12V, Spindle Mount...
    $985.99
    $1,124.89 $985.99
    Sale
  • Balmar Alternator 250 AMP 12V 315 Dual Foot Saddle J10 Pulley XTDF250J10

    Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]

    Balmar

    Balmar Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-DF-250-J10]

    Alternator 250 AMP 12V 3.15" Dual Foot Saddle J10 PulleyAlternator, XT Series, 250A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentine Pulley, Case GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke,...
    $1,230.99
    $1,403.99 $1,230.99
    Sale
  • Balmar Alternator 170 AMP 12V 315 Dual Foot Saddle J10 Pulley XTCR170J10

    Balmar Alternator 170 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-CR-170-J10]

    Balmar

    Balmar Alternator 170 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-CR-170-J10]

    Alternator 170 AMP 12V 3.15" Dual Foot Saddle J10 PulleyAlternator, XT Series, 170A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentine Pulley, Case GroundHitachi-Style Mounting; Typical for Yanmar, Westerbeke,...
    $1,002.99
    $1,143.99 $1,002.99
    Sale
  • Balmar Alternator 100 AMP 12V 315 Dual Foot Saddle K6 Pulley wIsolated Ground 60100K6

    Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley w/Isolated Ground [60-100-K6]

    Balmar

    Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley w/Isolated Ground [60-100-K6]

    Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, K6 Serpentine Pulley, Isolated Ground Hitachi-Style Mounting; Typical...
    $732.99
    $836.89 $732.99
    Sale
  • Balmar Alternator 170 AMP Kit 12V 4 Dual Foot Saddle K6 Pulley Regulator Temp Sensor XTDF4170K6KIT

    Balmar Alternator 170 AMP Kit 12V 4" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-DF4-170-K6-KIT]

    Balmar

    Balmar Alternator 170 AMP Kit 12V 4" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-DF4-170-K6-KIT]

    170 AMP Alternator Kit - 12V 4" Dual Foot Saddle Mount with K6 Pulley, Regulator & Temp SensorBalmar offers a wide range of alternator power upgrades designed specifically for marine...
    $1,306.99
    $1,490.69 $1,306.99
    Sale
  • Balmar 621 Series 120A Kit wMC618 Regulator TSensor K6 Pulley Single Foot Mounting Hardware 621VUPMC120K6

    Balmar 621 Series 120A Kit w/MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot Mounting Hardware [621-VUP-MC-120-K6]

    Balmar

    Balmar 621 Series 120A Kit w/MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot Mounting Hardware [621-VUP-MC-120-K6]

    621 Series 120A Kit with MC-618 Regulator, T-Sensor, K6 Pulley, Single Foot & Mounting HardwareKit Includes:  621-120-K6 Alternator MC-618 Regulator Temperature Sensors Mounting Hardware 621-120-K6 Alternator: 120A, 12V, Spindle Mount...
    $1,068.99
    $1,219.39 $1,068.99
    Sale