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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Manifold Elbow Brass 3/4 Inch X 1 Inch NPT Hose Barb Indmar & PCM R024006A
$26.60
1" X 3/4" - Brass Elbow for Manifold for Indmar OR PCM PCM BRAND Replaces Osco Fittings for 28001 Marine brass elbow for exhaust manifold inlet...
Alarm For Engine With Audible Warning Kit
$48.00 $58.49
Audible Warning System Kit Kit includes oil pressure switch, water temperature switch, and alarm buzzer to alert of low oil pressure or high engine temperature...
Belt Set PCM Chevy 305-350 Alternator - Raw Water Pump Complete Set RP06610/21 Belt Set PCM Chevy 305-350 Alternator - Raw Water Pump Complete Set RP06610/21
$31.58
DRIVE BELT SET (305/350) Includes: PCM R066010 Alternator Belt PCM R066021 Raw Water Pump Belt Fits the older style PCM GM with belt driven Raw...
Ballast Ignition Resistor Ford And GM 1.5 OHM For Ignition Coils 18-5450
$21.00 $24.09
Ballast Resistor for use with externally resisted ignition coils Sierra replacement resistor for standard ignitions Prevents premature failure of points and condenser For Ignition Coil...
Distributor Cap & Rotor Kit HVS PCM & Indmar RP173098
$100.95 $111.95
Original OEM PCM - Flat distributor cap And Rotor V8 marine engines with HVS ignition sytems Distributor Cap and rotor kit for PCM 5.7 and 5.0...
3/4 Inch ID Bilge Hose Marine 3/4 Inch Inside Diameter Black OEM MPI-120-0340 3/4 Inch ID Bilge Hose Marine 3/4 Inch Inside Diameter Black OEM MPI-120-0340
$0.85 $1.25
Bilge Hose - 3/4" MPI Brand - BLACK COLOR Sold per foot - Price is per foot Note - Quantity is total length ordered in...
Gasket Manifold Exhaust All GM Small Block Non-Catalyzed Engines Indmar CHV-47-0000
$16.50 $17.54
Manifold Exhaust Gasket - All years - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! NON-CAT ENGINES ONLY! This gasket can be...
HOSE FORMED INDMAR CHEVY 350 RAW WATER PUMP TO T-STAT OEM INDMAR 84-1002D HOSE FORMED INDMAR CHEVY 350 RAW WATER PUMP TO T-STAT OEM INDMAR 84-1002D
$37.00 $38.52
Indmar formed hose from the crank driven GM 5.7 pump to the thermostat housing (no cooler in hose). This is for the engines with the...
Temperature Sender Engine Coolant - 3/8 Inch NPT OEM R020019
$19.07
OEM Temperature Sensor for PCM & INDMAR Original Crusader ETC sensor sends coolant temperature reading to ECM Fits most GM Engines Later model LT1 screws into the Termostat housing...
Belt PCM Serpentine GM CHEVY 5.7 - 5.0 Belt PCM Serpentine GM CHEVY 5.7 - 5.0
$56.84
PCM R066028 Fits PCM Chevy 2004 & Up Excalibur 5.7 with Serial Numbers 440007 & Up - 330 HP EX-343 and Pro Sport 5.0 - 275...
Fuel Filter Spin On 4-1/4 Inch High Replaces PCM 22687 Sierra 18-7845 Long Filter Fuel Filter Spin On 4-1/4 Inch High Replaces PCM 22687 Sierra 18-7845 Long Filter
$10.89 $13.00
Long Fuel Water Separator Filter Long Filter 4-1/4"   Replacement spin-on fuel filter fits many Mercury & Mercruiser marine engines to remove contaminants & water from...
4" TO 28" Fuel Tank Sender Electric Swing Arm Float Style Moeller Marine 035725-10 4" TO 28" FUEL TANK SENDER ELECTRIC SWING ARM FLOAT STYLE MOELLER MARINE 035725-10
$58.05 $61.39
Adjustable 4" to 28" Tank Depth - Moeller Swing Arm Sending Unit For use with a single standard US 33-240 ohms scale gauge INCLUDES Gasket Mounting...
1/2 Inch ID Fuel Feed Hose Low Permeation Typle A1 Marine OEM Shields® 116-368-0120-1 1/2 Inch ID Fuel Feed Hose Low Permeation Typle A1 Marine OEM Shields® 116-368-0120-1
$3.88 $3.98
Shield's USCG Type A1-15 fuel hose is primarily used for fuel feed lines of outboard, inboard, and I/O boats. Features an outer layer to prevent...
Oil Filter All GM Engines Sierra® Replaces PCM R077002 Sierra® Brand 18-7824-2
$9.55 $10.59
OIL FILTER ALL GM SIERRA BRAND  18-7824 REPLACES R077002 This is a bottom mount and Indmar remote mount like a car engine This is NOT...
Fuel Filter Element NAPA Gold 3943 Replaces Indmar 98-2021 Which Is NLA Fuel Filter Element NAPA Gold 3943 Replaces Indmar 98-2021 Which Is NLA
$11.45 $14.95
FUEL FILTER ELEMENT FOR CARTER MECHANICAL FUEL PUMPS WIX FILTER. REPLACES INDMAR 98-2021 Fits: Indmar Ford 351 fuel pump filter. All years with the original...
HOSE EXHAUST HOSE SOFTWALL NO WIRE 3 INCH I.D. MPI 200-3000
$28.08 $38.90
Exhaust Hose No Wire Softwall 3" I.D. MPI Brand Good for short, straight connections MPI 200-3000 Sold per foot. Exhaust hose – 3′ inch diameter. This...
Muffler Kit Supra Moomba Skiers Choice 3.5" Inlet W/15° Angle  - 3.5" Outlet OEM 100701
$1,143.26 $1,503.12
MUFFLER KIT SUPRA MOOMBA SKIERS CHOICE Two 3.5" inlets w/15° angle Two 3.5" outlets Does NOT come with the 2 Rubber Elbows part number 111417 OEM...
1990-1993 MUFFLER MASTERCRAFT LIFT - 3" INLINE LIFT 60° ANGLE - 3" OUTLET 24"L OEM 252015
$515.52 $741.05
MUFFLER MASTERCRAFT LIFT 1990-1993 + 3" INLINE LIFT 60° ANGLE - 3" OUTLET APPROXIMATELY 26" OVERALL LENGTH OEM 252015 Part# 252015 3" Inlet & 3"...
Tune Up Kit 302-351 (87 & Later) Prestolite - Mallory V8 Screw Down Original PCM Item RP173024A Tune Up Kit 302-351 (87 & Later) Prestolite - Mallory V8 Screw Down Original PCM Item RP173024A
$69.20
1987 & LATER V8 SCREW DOWN CAP ORIGINAL PCM Not Aftermarket Breaker Point Standard Ignition Tune Up Kit Includes Cap, Rotor, Points and Condenser SCREW...
Gasket Thermostat Cover Upper Raw Water Cooled Ford PCM OEM RM0003 Gasket Thermostat Cover Upper Raw Water Cooled Ford PCM OEM RM0003
$2.10
GASKET THERMOSTAT HOUSING RAW WATER OEM GREEN RM0003 For the Upper Thermostat Housing for PCM Motors Sold Each Thermostat Gasket for Pleasurecraft Inboards This is OEM...
Gasket MPI 5.7L - 6.0L - 8.1L Throttle Body Gasket OEM
$22.60
Throttle Body To Intake Adaptor Gasket Fits PCM & Indmar. 5.7 Throttle Body Gasket 8.1 MPI Gasket Replaces Crusader 49026 Replaces Indmar 556114 Replaces Mercury/Mercruiser...
Ring Gear GM Marine Ring Gear 14 Inch Outside Diameter 168 Teeth All GM Ring Gear GM Marine Ring Gear 14 Inch Outside Diameter 168 Teeth All GM
$36.50 $76.19
Ring Gear Flywheel GM 5.7, 454 & 350 Marine Engines 14" Flywheel Ring Gear for GM Replacement Ring Gear On Flywheel & Flexplate Assemblies Original...
Bracket Raw Water Pump Indmar GM OEM 49-5200 Bracket Raw Water Pump Indmar GM OEM 49-5200
$54.47 $58.66
PLUG & BRACKET KIT FORD & GM  Original Indmar 495200 Bracket for mounting Johnson water circulating pump used in Indmar applications. Small block GM crank mounted raw...
Switch Low Oil Pressure For Engine Alarm 6 PSI Sierra OP22900
$15.50 $20.59
LOW OIL PRESSURE SWITCH FOR ENGINE ALARM Used for Electric Fuel Pump Shut Off.Thread size: 1/8" - 27Terminal type: 10-32 stud Some Indmar Engines Through...
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