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 Manifold Exhaust To Head - All GM Big Block Indmar CHVA-47-0000
$18.00 $19.00
Manifold Exhaust Gasket - GM Big Block - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! Replaces Mercruiser 27-46820 Replaces Volvo Penta 3852472 Replaces...
Mount Stud Trunnion Locking Stud For PCM And Indmar OEM R095020
$9.40
This fits PCM and Indmar motor and transmission mounts and locks the horizontal trunnion in place. Lock washer Part# RS2181 sold separately HERE Nut Part#...
Wire Set Spark Plug Crusader 8.1L - Crusader OEM RK120017A
$82.54
Original Crusader 7mm ignition wire set fits Crusader 8.1L marine engines. Crusader 8.1L spark plug wire set Wires labeled for corresponding cylinders 7mm RFI suppression cable...
Muffler Interchangeable Angled 3 Inch O.D. 60° Inlet With 3 Inch O.D. Straight Outlet 46 Inches Long Custom Built OEM UM-288-3001-46
$329.00 $486.95
Ultra Marine - Muffler Aftermarket Interchangeable UM-288-3001-46 - CUSTOM SIZE 60 Degree Angled 3" Inlet With 3" Straight Outlet 46" Tip to Tip - NOTE...
Flapper Exhaust Protector Valve 4 Inch Flapper Exhaust Protector Valve 4 Inch
$32.05 $36.99
4 Inch Exhaust Flapper Protective Valve With Clamp Exhaust protector valve mounts on the outside of 4 in. exhaust tip to prevent backflow of water...
Shaft Volvo Penta Stern Drive Shaft OEM Volvo Item 3840999 Shaft Volvo Penta Stern Drive Shaft OEM Volvo Item 3840999
$16.00
Shaft for Volvo Penta - OEM Volvo Penta NEW IN PACKAGE ORIGINAL OEM PART 3840999
LONG BOLT 8 X 3/8"-16 X 4-3/4" LONG OEM 565247Q Bolt Riser Bolt Long Bolt 8 X 3/8"-16 X 4-3/4" Long OEM 565247Q
$1.38 $1.48
LONG BOLT 8 X 3/8"-16 X 4-3/4" LONG OEM 565247Q Screw FH 3/8 -16 X 4 3/4 SP 25 SOLD Each! Order 6 each per...
RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3 RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3
$305.00 $321.30
ORIGINAL INDMAR PUMP for INDMAR 5.7L - 3 Holes In Flange OEM crankshaft mounted engine cooling pump used on 5.7L Indmar LTR & LT1 model marine...
Sold Out
Rotor for V8 marine engines with crab style Mallory flat cap distributors. Used with 18-5375 distributor cap - Click HERE for CAP Replaces Chris Craft...
DRAIN HOSE OIL PAN DRAIN HOSE NEW STYLE WITH BANJO BOLT INCLUDES HOSE OEM INDMAR 51-1006A
$49.95 $53.79
Oil Pan Drain Hose Kit - NEW STYLE WITH ADJUSTABLE BOLT Indmar Original Oil Pan Drain Hose Kit Original Indmar - NOTE: Threads are Metric...
SCREW CARB BOWL PRIMARY LONG SCREW SOLD EACH R009142
$3.15
Replacement for the old spring type screw. When buying a carburetor rebuild kit, if you have the old "Phillips Head", spring-loaded type bowl screws you...
PULLEY CRANKSHAFT 6-1/4" CRANK GM V-6 AND SMALL BLOCK V8 305-350 PCM ITEM R065014
$234.69
PCM 5.0L & 5.7L with belt driven pump.  Original PCM Pulley R065014 1/2" wide v-belt only Not used after 2001 Crankshaft Pulley Marine Application 6 3/4...
Hose Formed 3/4" X 1" Short 6" To Thermostat Housing Indmar OEM 84-1022
$26.66 $28.71
Formed Hose 3/4" X 1" TO THERMOSTAT HOUSING SHORT 6" INDMAR OEM 84-1022 Formed rubber hose 3/4 inch by 1 inch Indmar 5.7L 3/4" I.D. on one...
Gasket Manifold Exhaust 6.0L ZR Non Cat Engine PCM RM0276 Gasket Manifold Exhaust 6.0L ZR Non Cat Engine PCM RM0276
$34.38
Manifold Gasket - EXHAUST RM0276 6.0L - ZR6 - ZR409 NON CAT ENGINE 2004 & UP PCM RM0276
Muffler Supra Moomba Skiers Choice 3.5" Inlet W/60° - 3.5" Outlet OEM 104425
$585.00 $657.84
MUFFLER SUPRA MOOMBA SKIERS CHOICE & SOME MASTERCRAFT AND OTHERS 3.5" inlet w/60° Angle 3.5" outlet Overall Length Approximately 26" OEM 104425 Shipping Dimensions: 30x14x11...
Muffler Interchangeable 13" Ultra Straight 3-1/2 Inch O.D. Inlet With 3-1/2 Inch O.D. Straight Outlet 13 Inches Long OEM UM-289-3120
$265.00 $413.67
Ultra Marine - Muffler Aftermarket Interchangeable UM-289-3120 Ultra Straight 3-1/2" Inlet With 3-1/2" Straight Outlet 13" Tip to Tip 3-1/2" in - 3-1/2" out Some...
Muffler Interchangeable Straight 3 Inch O.D. Inlet & 3 Inch O.D. Straight Outlet 41 Inches Long OEM UM-288-3000
$265.00 $427.70
Ultra Marine - Muffler Aftermarket Interchangeable UM-288-3000 Straight 3" Inlet With 3" Straight Outlet 41" Tip to Tip 35" Barrel Length The O.D. of the...
O-Ring Neutral Safety Switch Original PCM OEM R047166
$17.50
O-RING FOR NEUTRAL SAFETY SWITCH Fits PCM and Velvet Drive Switches ORIGINAL OEM PART PCM R047166
Holley 4150 Marine Carburetor 600 CFM EPA Approved Indmar 5.7L - 454 Indmar# 611035 Holley 4150 Marine Carburetor 600 CFM EPA Approved Indmar 5.7L - 454 Indmar# 611035
$1,424.42 $1,533.99
600 CFM V4 Barrel Carburetor INDMAR 611035 4150 OEM Indmar #  611035 DOES NOT COME WITH SPACER GASKET! Please click HERE to add spacer gasket; Part...
Wire Set Spark Plug And Coil Set 8MM PCM Protec Ford-GM OEM RA121040 Wire Set Spark Plug And Coil Set 8MM PCM Protec Ford-GM OEM RA121040
$63.49
Original Crusader 8mm ignition wire set fits Crusader marine engines Coil Pack Protec Ignitions 1989 - 1995 Carbureted or Throttle Body EFI - PTI - PROTEC...
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