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.

Scroll down for all Engine Items

2013 MUFFLER MASTERCRAFT - Port 3.5"inlet w/68° angle tilted 15° - 90° outlet  OEM 252089P
$909.49 $1,138.57
MUFFLER MASTERCRAFT 2013 - 2014 PORT SIDE Port 3.5" inlet w/68° angle tilted 15° 90° outlet OEM 252089P MUFFLER - PORT SIDE  - 2013 -...
Spark Plug Set Ford 351 HO - GT-40 Set Of 8 OEM RP030007 Spark Plug Set Ford 351 HO - GT-40 Set Of 8 OEM RP030007
$76.56
Original Crusader - PCM Spark Plug Set RP030007 Includes 8 Plugs PCM Spark plugs for 351's, GT-40 HO engines Note these Autolite 104 plugs supersede...
Switch Emergency Cut Off Lanyard Switch Emergency Cut Off Lanyard
$26.05 $34.89
Emergency Cut Off Switch Assembly With Lanyard Engine cut-off switch kills engine ignition when lanyard is pulled Sierra emergency cut-off switch and lanyard 4 prong...
Fuse Link 100 AMP 50 Inches Long OEM R153018D
$76.16
FUSE LINK 100A 50 INCHES LONG Fused Link for circuit breaker to starter 100 amp fused wire If you need the shorter 30 Inch Link, click HERE...
Tune Up Kit 302-351 (87 & Later) Prestolite Mallory Screw Down Type Replaces RP173024A Sierra 18-5275 Tune Up Kit 302-351 (87 & Later) Prestolite Mallory Screw Down Type Replaces RP173024A Sierra 18-5275
$59.00 $74.99
Replaces OEM: RP173024A 1987 & Later Screw Down Cap Replaces Mallory 9-29315 Breaker Point Standard Ignition Tune Up Kit Includes Cap, Rotor, Points and Condenser....
Fuel Filter All EFI Engines OEM Indmar 556003 Fuel Filter All EFI Engines OEM Indmar 556003
$38.54 $41.00
Fuel filter for all EFI marine engine applications. Does not include O-rings O-rings can be ordered using part number IND-986032 - Large O-rings can be...
Mercruiser Engine Oil Drain Kit Marine Products International 308-0380
$57.00 $64.07
MPI's oil drain kit allows you to quickly & easily drain Mercruiser inboard marine engines with a 12 x 1.75 mm thread oil pan drain...
Flex Fuel Line Pump To Carburetor With Fittings 25 Inches Long
$67.21 $89.59
Braided Fuel Line 25" Pump To Carb Sierra® fuel line hose For fuel pump to carburetor connection 25 inches long +/- 1/4 in. Replaces copper...
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#...
Tune Up Kit Mercruiser 5.7 Liter Delco EST Tune Up Kit M57DELCOGEN Tune Up Kit Mercruiser 5.7 Liter Delco EST Tune Up Kit M57DELCOGEN
$175.00
Comprehensive kit includes everything needed to tune-up Vortec Mercruiser 5.7L engines with Delco EST electronic distributors. For Mercruiser 5.7 liter 350 cu. in. EFI engines...
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...
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
$33.78 $38.49
Sierra Kit includes exhaust manifold to head gasket & mounting bolts for Pleasurecraft Marine Ford small block marine engines. SOLD EACH SIDE - SOLD EACH PCM...
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...
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...
HOSE WATER HOSE SOFTWALL NO WIRE 1-3/4" I.D. X 1 FOOT OEM MPI BRAND R045005-1
$11.00 $16.36
Water Hose Softwall No Wire 1-3/4" Inch Inside Diameter MPI Brand Sold PER FOOT - Order 4 for four feet etc. OEM MPI 200-1340 - Replaces...
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...
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...
Items 361 to 380 of 1499 total