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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Gasket For Distributor Cap Prestolite Clip Down Cap - Mallory Stack Cap Original PCM RM0118 Gasket For Distributor Cap Prestolite Clip Down Cap - Mallory Stack Cap Original PCM RM0118
$1.28
Distributor Cap Gasket for Prestolite & Mallory Clip Down Cap The cap has clips with screws at the base 1970's through 1987 Also fits the...
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...
Bolt For Exhaust Manifold Stainless Ford All Years PCM RS3945 Bolt For Exhaust Manifold Stainless Ford All Years PCM RS3945
$3.24
Stainless Steel Allen Head Bolt 3/8 -16 x 1 1/8 In SOLD EACH! 8 Bolts are needed per manifold OEM Exhaust Manifold Bolt PCM Ford...
Alternator 55 Amp Internal Regulator Yellow Lead PCM And Indmar 3/8" V-Belt Pulley Alternator 55 Amp Internal Regulator Yellow Lead PCM And Indmar 3/8" V-Belt Pulley
$220.26 $292.83
Alternator 55 Amp 12 volt with yellow lead - RA097006 Replaces the old 51 Amp Style Alternator with a 3/8" pulley Replaces Indmar 75-5024 &...
Tune Up Kit Delco Ignition System Tune Up Kit Complete Tune Up Kit Delco Ignition System Tune Up Kit Complete
$198.20 $207.96
Comprehensive kit includes everything needed to tune-up This Delco ignition tune-up kit bundle fits most variations of Indmar engines with a Delco Ignition system. The...
MANIFOLD EXHAUST MOUNTING KIT GM ALL 5.7L ENGINES INDMAR OEM 49-1006 Manifold Exhaust Mounting Kit GM 5.7L Engines Indmar OEM 49-1006
$20.72 $22.32
Original Equipment Indmar Exhaust Manifold Mounting Kit OEM Indmar 49-1006 Bolt & Elbows Kit OEM Bolts & Both 90° Elbows SOLD PER SIDE - NEED TWO...
Spark Plug Set Ford 302 - 351 14MM Set Of 8 OEM RP030002 Spark Plug Set Ford 302 - 351 14MM Set Of 8 OEM RP030002
$39.02
Original Crusader - PCM Spark Plug Set RP030002 NGK Plug Set STANDARD ENGINES 240/250 HP - 1989 - 1995 Includes 8 Plugs Prestolite & Mallory Distributors...
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...
Oxygen Sensor Indmar Pre Catalyst 02 Sensor 6.2L RAPTOR Indmar OEM 59-7094 Oxygen Sensor Indmar Pre Catalyst 02 Sensor 6.2L RAPTOR Indmar OEM 59-7094
$129.34 $154.00
INDMAR Oxygen (o2) Sensor Wide Band Air/Fuel Sensor (6.2L Ford),597094 Wide band air/fuel sensor for the Ford 6.2 Liter marine engine.  This is the pre-catalyst sensor...
Plenum Cover Gasket Intake To Plenum Indmar OEM 76-5003
$20.12 $20.26
OEM intake to plenum gasket used on many Indmar marine engines with raised intake plenum. Indmar raised intake to plenum gasket Used on Indmar marine...
PULLEY CIRULATION PUMP 5.0 - 5.7 PCM ITEM R065053A Pulley Circulation Pump 5.0 - 5.7 PCM Item R065053A
$59.07
Pulley for Circulation Pump  Pulley Circ Pump 5.7L BLK Replaces Crusader R065053 Replaces Volvo Penta Part Number 3860083 2003 and up Original PCM Pulley R065053A...
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...
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...
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...
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...
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...
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...
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
$48.05 $58.99
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...
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...
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...
Distributor Cap & Rotor Kit HVS PCM & Indmar RP173098
$99.98
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...
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...
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...
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"...
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...
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...
Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011 Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011
$280.00
OEM Pleasurecraft Marine HO Exhaust Elbow Riser 3.5" Riser IN STOCK FOR NOW! 3.5" PCM Exhaust Elbow Riser fits 5.7L Engines - R029011 This is...
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...
Wire Kit 8MM Ford - Chevy 302-351-350 Blue Color Mega Mag 109 MEG-109
$84.00 $142.56
For Prestolite and Mallory Distributors PCM - Indmar up to 1994 Will not fit Delco distributors Mega-Mag low resistance/high output wire 90 degree boots on...
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...
Distributor GM Delco 5.0L - 5.7L - 7.4L MPI Original PCM# RA107039D
$553.35
Replacement Electronic Distributor for GM V8 marine engines features marine module and brass terminal cap. PCM GM fuel injected TBI & MPI through 2001 Indmar...
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