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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2014 Muffler Mastercraft - Prostar 5.7 For Port or Starboard 2500391
$496.75 $697.22
Mastercraft Muffler - 2014 5.7L ULTRA-2500391 Part# 2500391 Fits Port OR Starboard Side SOLD EACH Main Barrel is 4" Diameter - 28" not including inlet...
Chrysler 160 Degree Thermostat Sierra 18-3645
$25.00 $30.69
Thermostat Chrysler 160 Degree Thermostat 160 Degrees Used on all Chrysler V8 engines with a Carter carburetor From 1975 to 1985 Replaces Chrysler 3514177
O-Ring Kit For Fuel Injectors 10 Pack OEM Indmar 55-6041
$76.35 $82.22
Fuel Injector O-ring kit for GM 3 bar and 4 bar fuel injectors. OEM INDMAR 556041
Manifold Gasket Armored Airgap Gasket Gen 3 76-1501
$15.18 $16.35
GASKET EXHAUST EXT. armored airgap gasket for Gen 3 engine OEM Indmar  
Flex Fuel Line Indmar Ford Flex Line OEM 98-2038 Flex Fuel Line Indmar Ford Flex Line OEM 98-2038
$35.36 $38.08
Flexinble Fuel Line Indmar Ford Indmar Ford 351 Fuel line Approximately 22" long.
Belt Ford 6.2 360 & 460 2016 & Up 95 Amp Alternator OEM Indmar 72-5903
$49.23 $53.02
Alternator Belt Used On Indmar 360 Through 460 2016 & Newer Engines With 95 Amp Alternator 72-5903 Indmar is sending Dayco Belts - This is...
Oil Filter Mounting Header OEM PCM R079066
$54.90
REMOTE OIL FILTER MOUNTING HEADER HEADER - OIL FILTER Supercedes Crusader 98106 Order the PCM FILTER Part # R077019 click HERE
Repair Kit Major Raw Water Pumps For Sherwood OEM Sherwood 25029
$245.00 $306.11
SHERWOOD Major Pump repair kit OEM 25029 Sherwood raw water pump major repair kit Includes impeller, mechanical seal assembly, 2 ball bearings, cam, cam screw,...
Engine Mount Front Crusader OEM 97926
$163.38
Original Crusader Front Engine Mount 97926 OEM Crusader Mount Crusader front engine isolator mount assembly 1 in. diameter shaft 2 1/2 in. shaft length 3...
Wire Set Spark Plug GM V-6 Conventional Ignition United Marine UIW-107
$59.05 $69.66
V6 GM Spark Plug Wire Set United Ignition Wire 107 Custom tailored 8mm spark plug wire set for GM V6 engines using conventional ignition systems...
Belt Serpentine Belt For Indmar 6.0L, LY6, LS-2, LS-3, LQ-9  R066043 - 25-060760 Belt Serpentine Belt For Indmar 6.0L, LY6, LS-2, LS-3, LQ-9  R066043 - 25-060760
$44.00 $55.59
Belt  Belt Serpentine Belt Indmar 6.0L, LY6, LS-2, LS-3, LQ-9 Napa Gold FOR OEM BELT - CLICK HERE Serpentine belt for Indmar 6.0L marine engines...
Tee For Exhaust Drain Hose Indmar 60-5904
$2.12 $2.28
Exhaust Drain Hose Tee OEM Indmar 605904 Plastic T that fits 5/8" hose with threaded drain hole For COMPLETE Hose Kit with Tee and Drain...
Drain Hose Exhaust With Tee & Drain Plug Indmar 81-5900
$41.17 $44.34
Exhaust Drain Hose Tee OEM Indmar 605904 Plastic T that fits 5/8" hose with threaded drain hole For Plastic Tee Fitting - CLICK HERE For...
Sold Out
MPI Exhaust Hose Hard Wall 2" Inch Inside Diameter Hose MPI Brand 100-2000 Sold Per Foot 2 in. ID hardwall marine exhaust/water hose 2 13/32...
Exhaust Manifold To Head Gasket 8.1LCrusader RM0294
$10.92
Manifold Exhaust Gasket - GM Big Block - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! EXHAUST MANIFOLD GASKET Original equipment Crusader exhaust manifold...
5/8-Inch #1300 Water Heater Hose Sierra 116-130-0586
$3.68 $4.68
Shields 130 Series Softwall Marine Water Hose 5/8" I.D. SHIELD'S Brand 116-130-0586-1 - 5/8 in. ID 1350 heavy duty water hose Sold per foot -...
Metric Centa Damper Plate 8.1L & 6.0L Hurth/ZF OEM Crusader R140018 Metric Centa Damper Plate 8.1L & 6.0L Hurth/ZF OEM Crusader R140018
$340.92
OEM Crusader Flywheel mounted transmission damper plate by Centa fits 6.0L and 8.1L Crusader GM engines with ZF/Hurth, Velvet Drive 5000 and Liberty series transmissions. M10...
Manifold to Cylinder Head Bolt - 3/8-16 x 1-1/2 Crusader 90348150
$2.25
Used to mount Crusader MP5.7 and MP7.4 center style exhaust manifold to cylinder head. Replaces Crusader 21307 and 186628 If you need the other, Gold...
Wire Harness Adaptor Original PCM# RA121094
$83.08
CRUSADER ADAPTER HARNES OEM RA121094
Injector Fuel - Indmar 12561462 Injector Fuel - Indmar 12561462
$132.68 $187.80
Indmar Fuel Injector Echlin Fuel injector used on some 5.7L engines Replaces Indmar 63-6094
Items 981 to 1000 of 1497 total