ENGINE PARTS

Inboard Boat Motor Parts for Sale

Keep your boat’s engine running smoothly with our high-quality inboard boat motor parts for sale. At My Inboard Marine, we carry many items for your engine including impellers, mufflers, muffler kits, starters, belts, brackets, engine drains, engine mounts, and far more. You can rest assured that we carry all the necessary boat engine parts needed for your marine project. We carry products from the leading manufacturers which include PCM, Indmar, Mercury, and Mercruiser.

My Inboard Marine strives to provide all customers with the best possible solution to their motorboat and motorsport needs. We’ve been in the marine industry for over 30 years, demonstrating we are experts in the boating business. We are committed to serving you!

Shop through our incredible store and purchase our boat motor parts today.

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Switch Fuel Pressure Cut Off Switch Original Crusader R153005
$82.01
Oil Pressure Fuel Cut Off Switch Original Crusader OEM Crusader disconnect switch kills current to the fuel pump when oil pressure is lost. Fits Crusader...
E-Coil GT40 Engines All Years OEM R117008
$101.24
Ford EFI GT40 Ignition Coil all years
Ignition Coil Electronic Ignition External Resistor Type PCM R117004A
$69.76
PCM OEM Ignition Coil for standard ignitions Replaced PCM Brand R117004 Prestolite, Mallory or Pertronix Breakerless Electronic Ignition Systems COIL,EXTERNAL RESISTOR TYPE Replaces Crusader 37068 Replaces...
Idle Air Controller For MPI OEM Brand R084003
$273.50
Idle Air Control for MPI Engines THIS IS OEM PCM Version R084003 Some Multi Port EFI, PCM Apex, Indmar LTR Will not work on 2002 up...
Throttle Position Sensor -TPS - GM MPI  Engine Sierra Brand Sierra 18-7700 Throttle Position Sensor -TPS - GM MPI  Engine Sierra Brand Sierra 18-7700
$123.48 $141.89
Sierra Brand Throttle Position Sensor 18-7700 GM MPI Throttle Position Sensor, Multi-Port Fuel Injection. Not for 06 up Drive By Wire Not for LT1 Replaces Crusader...
Alternator Kit 100 Amp Retro Fit 5.7L Engine RF097009B
$510.30
100 Amp Alternator Retrofit Kit 5.7L GM For 5.7L Engines  PCM conversion from a Delco 70 amp to ths new 100 amp Retro fit kit! Upgrade...
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The DUI (Davis Unified Ignition) Advantage for your Ford 351 Windsor Right Hand (Reverse) Rotation! Virtually waterproof Vibration proof Fully Electronic Two wire hookup (12V &...
Tune Up Kit Delco EST V8 Replaces PCM RP173081 Sierra® 18-5281
$44.05 $57.89
Sierra Distributor Cap & Rotor 18-5281 Tune-up kit includes cap & rotor for GM V8 marine engines with Delco EST HEI module-in-cap distributors For V8...
ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump
$42.00 $56.95
ETA SYSTEMS BREAKER - SWITCH 2.5 AMP Correct Craft & Supra Dashes Push-On Spade Terminal Connector Combination Switch & Breaker Combination switch/circuit breakerUsed on dash of...
Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650 Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650
$255.30 $297.38
This switch and relay completely separates the batteries for independent use or will allow you to combine them for emergency starting! Great addition and good...
Alternator 100 Amp PCM Marine 5.7L - 6.0L With 6 Groove Pulley OEM RA097009A
$445.40
100 Amp 12 Volt Original PCM Alternator with 6 Groove Pulley PCM Alternator 100A for most  5.7L and 6.0L engines OEM Not Aftermarket! PCM Part...
Housing Thermostat Housing Stainless Steel GM Mercruiser Complete Sierra 18-1989
$249.87 $347.19
Stainless thermostat housing fits various Mercruiser GM 4.3L, 5.7L, 7.4L and 8.2L marine engines Fits various Mercruiser GM 4.3L, 5.7L, 7.4L and 8.2L applications Stainless...
20" For 21" Tank Depth Fuel Tank Sender Stainless Steel Moeller 20" For 21" Tank Depth Fuel Tank Sender Stainless Steel Moeller
$154.00 $209.00
20" Length - 21" Tank Depth - Moeller Reed Switch Sending Unit (Requires Dash Mounted Gauge) Reed Switch Sending Units collect fuel level information more...
Renew Kit Holley OEM  Rebuild Kit 703-1 Renew Kit Holley OEM  Rebuild Kit 703-1
$86.43 $97.63
Holley OEM Item - Marine Carburetor Renew Kit  703-1 Rebuild kit for various Model 4160 Holley Marine Carburetors. For Holley Marine carburetors with List Numbers:...
Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021 Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021
$115.88
Flame Arrestor OEM Crusader-PCM 7.4L MPI 8.1
Belt PCM Serpentine Chevy 6.0L -ZR6 - 2007 And Prior Only R066027
$61.04
PCM R066027 Serpentine engine belt for ZR6  PCM 6.0L  375 HP 2007 and prior! 89-3/4" overall length and 13/16" wide Fits 1999 and up PCM Chevy...
Fuel Injection Management System OEM Volvo Penta OEM 24333571 Fuel Injection Management System OEM Volvo Penta OEM 24333571
$1,450.00 $1,650.00
Fits Volvo Motors Penta Marine Division Complete Fuel Injection System Factory OEM Replacement New OEM Factory Sealed VOLVO 24333571 NOTE: YOU WILL NEED the O-Rings...
Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
$57.05 $62.89
OEM Mercruiser impeller service kit for most inboard Mercruiser V8 engines 1980 to 2003 This is OEM, not an aftermarket CLICK HERE FOR SIERRA BRAND! Four-piece...
Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 RA057009
$1,049.00 $1,513.14
Sherwood replacement bronze sea water pump for Pleasurecraft Marine 454 CID engines. Will fit PCM GM 350, 454 Up To Mid 1990'sWill not fit Excalibur...
Wear Plate For Sherwood Raw Water Pump Sherwood OEM# R109029 Sherwood Brand
$34.42 $44.08
Wear plate for Sherwood Raw Water Pump PCM OEM# R109029 SHERWOOD Triangular plate replaces the older style round one Uses Item # RM0125 Gasket
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