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

Manifold Exhaust And Complete Install Kit With Gaskets For GM All 5.7L Engines OEM CHV-1-83 Manifold Exhaust And Complete Install Kit With Gaskets For GM All 5.7L Engines OEM CHV-1-83
$395.00 $538.00
Original Equipment 5.7L All Years. Barr CHV-1-83 For Sierra, CLICK HERE Fits Port & Starboard - Same Part Number PLEASE NOTE: - This part number...
WIRE SET SPARK PLUG AND COIL PCM - GT40 EFI ORIGINAL PCM RK120015
$75.71
OEM PCM Spark Plug Wire Set For GT40 PCM OEM PART PCM 351 GT40 MPI EFI Original Equipment 8mm Silicone Shielding Marine Copper Core Complete Set, Includes...
Gasket Upper Thermostat Housing CES 5.7 GM Raw Water Cooled RM0290
$4.20
Upper Thermostat housing gasket Fits Crusader & Pleasurecraft Marine CES 5.0L and 5.7L Catanium Raw Water Cooled catalyst marine engines from 2010 to 2011 AND...
Throttle Control Position Sensor Assembly OEM RA119004 Throttle Control Position Sensor Assembly OEM RA119004
$238.43
Original PCM - Crusader Throttle Position Sensor  CRU-RA119004Provides the throttle position setting signal to the engine electronic control module (ECM).Complete throttle control position sensor assemblyOriginal...
Isolator Rear Mount PCM OEM R094017
$14.20
Rear Mount Isolator PCM Fits All PCM ISOLATOR REAR MOUNT Replaces Pleasurecraft Marine R094001 Height 1-5/8" Larger End 1-31/32" Outside Diamter of Small End 1-11/32"...
Aluminum Exhaust Manifold 8.1L GM Indmar OEM 53-1278
$663.00 $714.00
8.1L Aluminum Exhaust Manifold for Fuel Injected Indmar Marine Engines.  These manifolds are raw aluminum color and say Malibu on them. GM Big Block Marine Engine...
4 Inch. Exhaust Tips With Flapper Corsa® Performance 11050 4 Inch. Exhaust Tips With Flapper Corsa® Performance 11050
$329.00 $359.00
Pair of polished stainless steel exhaust tips fit inboard boats with 4 in. exhaust. ONE PAIR 90 degree flange exhaust tips Full 6 inch diameter...
Manifold Exhaust EXT Starboard Side Vortec 5.7 Indmar 53-1300E Manifold Exhaust EXT Starboard Side Vortec 5.7 Indmar 53-1300E
$1,918.76 $2,315.26
OEM Indmar one piece exhaust manifold used on Vortec 5.7L Monsoon & 6.2L Hammerhead marine engines. STARBOARD SIDE For Mounting Kit - CLICK HERE For...
Thermostat 160 Degree Indmar Gen-4  -  6.0L OEM 98-6115 Thermostat 160 Degree Indmar Gen-4  -  6.0L OEM 98-6115
$38.00 $44.41
Indmar OEM# 986115 GENUINE OEM - NOT AFTERMARKET! 160 DEGREE Indmar Thermostat 160 degree thermostat used in generation 4  6.0 Liter marine engines
O-Ring For Johnson Raw Water Pumps OEM 68-5006 O-Ring For Johnson Raw Water Pumps OEM 68-5006
$8.00 $8.61
Johnson Water Pump O-Ring Not Aftermarket If your pump is leaking from the back side, it is probably caused by this seal being worn or...
Fuel Filter Element And O-Ring - Element Only - MMD-91606
$16.03 $18.03
Replacement filter element used on early model carbureted Crusader engines with canister style metal bowl fuel filter assembly. Fits Crusader CH190, CH220, CH270, model 220,...
Exhaust Riser - 4 Inch Crusader High Profile Barr Marine CR-20-29015 Exhaust Riser 4 Inch Crusader High Profile Barr Marine CR-20-29015
$404.50 $457.00
Exhaust Riser Barr Marine replacement 4 inch Crusader exhaust elbow used on the center rise manifold design. New version reduces the chances of water intrusion...
AC Delco Spark Plug Set - Iridium Platinum 6.0L OEM Part RP030011 AC Delco Spark Plug Set - Iridium Platinum 6.0L OEM Part RP030011
$157.10
Crusader RP030011 Spark Plug Set Includes 8 Plugs Crusader 6.0L Platinum Spark Plug Set For Crusader 6.0L GM engines Contains (8) platinum AC Delco plugs...
Banjo Bolt Replacement Fitting For Oil Drain Kit GM 12MM OEM R024179 Banjo Bolt Replacement T-Fitting For Oil Drain Kit GM 12MM OEM R024179
$11.80
Banjo Bolt - Fitting ONLY - Fits the kit for the 1996 and Up GM Oil Pans with metric thread oil drain fitting FCC Metric...
Tune Up Kit Mercruiser Small Block Vortec Thunderbolt Complete Tune Up Kit 1999+ MMD-M57TBOLTGEN
$157.30 $173.03
Comprehensive kit includes everything needed to tune-up Mercruiser 5.0L & 5.7L Vortec engines with Thunderbolt electronic distributors 1996 AND UP. THIS IS VORTEC - 1996...
IGNITION COIL HIGH OUTPUT GM 1998 AND NEWER INDMAR OEM 55-6132
$93.28
OEM INDMAR IGNITION COIL GM 1998 AND NEWER INDMAR OEM 55-6132 TBI Ignition Coil Replaces Indmar 556025, 612025 Replaces Crusader 38079, R117005 Replaces Mercruiser 898253T27...
DIAPHRAM ASSEMBLY SECONDARY DIAPHRAM HOLLY CARBURETORS HOL135-4
$25.00 $28.99
Secondary Diaphragm Assembly HOL135-4 Holly Carburetors Replaces Holley 18-9
Hose Formed Bypass GM 7.4L & 8.2L Engines 3-1/2" Long OEM R045116
$3.33
Formed Hose HOSE FORMED BYPASS GM 7.4L & 8.2L ENGINES 3-1/2" LONG
Hose Formed GM Raw Water Pump To Thermostat Housing 1998 & Up OEM R045097
$34.68
Formed Hose for GM PCM Crank Driven Pump To T-Stat Housing
Manifold Exhaust 5.0L - 5.7L PCM OEM Port Side RA028025A
$1,025.00
OEM Pleasurecraft Marine Aluminum Exhaust Manifold-Port PAINTED TO ORDER - PLEASE ALLOW 2 - 3 WEEKS FOR DELIVERY  PCM WILL NOT SEND OUT A MANIFOLD THAT...
MUFFLER TIGE' - 3" inlet w/extended 76° angle - 3.5" outlet - 27" body length OEM - 4087-T
$542.18 $704.01
MUFFLER TIGE 3" inlet w/extended 76° angle 3.5" outlet 27" body length OEM - 4087-T Shipping Dimensions: 12x12x48 Manufactured by Ultra Marine. Easy to install!...
Muffler Interchangeable Angled 3 Inch O.D. 60° Inlet With 3 Inch O.D. Straight Outlet 43 Inches Long OEM UM-288-3001
$329.00 $486.95
Ultra Marine - Muffler Aftermarket Interchangeable UM-288-3001 60 Degree Angled 3" Inlet With 3" Straight Outlet 43" Tip to Tip 35" Barrel 4-1/4" Outside Diameter...
Manifold Exhaust For GM Small Block 305 - 350 All 5.7L Engines Manifold Only Indmar OEM 53-1051 Manifold Exhaust For GM Small Block 305 - 350 All 5.7L Engines Manifold Only Indmar OEM 53-1051
$569.75 $613.58
Original Equipment Indmar Exhaust Manifold 53-1051 Manifold ONLY - Fits Port & Starboard - Same Part Number. GM V8 Small Block Exhaust Manifold Fits Indmar GM...
Spark Plug Set AC Delco Iridium AC-41-101 Set Of 8 AC Delco Brand ACD-41-101 Replaces PCM RP030010 Spark Plug Set AC Delco Iridium AC-41-101 Set Of 8 AC Delco Brand ACD-41-101 Replaces PCM RP030010
$135.20 $140.56
AC DELCO 41-101 Spark Plug Set Replaces PCM RP030010 Includes 8 Plugs 5.0 MPI & 5.7 Excaliber -2002 & Up Indmar 2006 up 5.7L engines...
Items 289 to 312 of 1509 total