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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Rear Main Seal 351 Left Hand - Standard One Piece 1983 Up OEM R047042A
$83.25
Seal Rear Main 351 Right Hand One Piece OEM R047042A Replaces Mercury/Mercruiser 26-90925 LEFT HAND - STANDARD ROTATION! For 1983 and up left hand rotation Ford...
Oil Cooler 9 Inch X 1-1/4 Inch 6.0L Engine OEM R147049
$378.40
OEM dual oil engine cooler fits a variety of Crusader engine applications. 14 in. overall length 2 in. diameter bundle 1 1/4 in. water hose...
Gasket Throttle Body Gasket Indmar 75mm - 1V - OEM 55-6114
$24.32
Throttle Body Gasket Gasket used with 75MM 1V throttle body. Replaces PCM RM0251 To order the Throttle Body click HERE SOON TO BE NLA -...
Impeller Indmar 302 Raw Water Pump OEM JP-09-1027B-10
$48.57 $65.54
Comes WITH all gaskets and O-Ring! Replaces 09-1027B-1 - This impeller is a little thicker thank the 1027B-1 and works a little better on a...
Fuel Pump High Pressure Single Stage for PFI Indmar OEM 49-5126 Includes Wire Harness and O-Rings Fuel Pump High Pressure Single Stage for PFI Indmar OEM 49-5126 Includes Wire Harness and O-Rings
$565.00 $593.44
OEM Electric Fuel Pump High Pressure Single Stage for PFI Indmar OEM 46-5126 High pressure single stage fuel pump used in some PFI Indmar Engine applications....
Hose Exhaust Hose Hardwall Corrugated With Wire 4 Inch I.D. Shield's Brand Hose 116-252-4000-1
$45.00 $54.84
Exhaust Hose Hardwall WITH Wire - Corrugated MPI® Brand 4" I.D. MPI Brand MPI-252-4000 Sold per foot - Enter quantity 1 for one foot and...
Sold Out
Flexible impeller raw water pump directly replaces Westerbeke 42175 & Universal 302648 pumps on Universal M3-20, M3-20B, M25XP, M25XPB, M35, M35AC, M35B, M35BC, M40B, M4-30...
Spud For Remote Oil Filter Original Indmar 601021
$2.48 $2.67
ORIGINAL INDMAR REMOTE OIL FILTER SPUD 60-1021 For the Remote Oil Filter Locator, order part number 53-1091E HERE.
Oil Filter For All GM Engines Long Filter
$10.06 $11.99
Sierra oil filter for GM based marine engines with GM long style oil filters. Long GM oil filter 13/16 in. x 16 size threads High...
FITTING STRAIGHT FITTING 1/4" NPT X 3/8" FUEL BARB FUEL FILTERS OR FUEL PUMPS FITTING STRAIGHT FITTING 1/4" NPT X 3/8" FUEL BARB FUEL FILTERS OR FUEL PUMPS
$8.35 $9.39
STRAIGHT FUEL BARB FOR FUEL FILTER OR PUMP 1/4" NPT X 3/8" FUEL BARB Can be used with fuel pump or fuel filter If you need...
FUEL WATER SEPARATOR KIT 21 MICRON COMPLETE WITH SPIN ON FILTER SIERRA 18-7852-1
$54.00 $61.99
Fuel Water Separating Kit COMPLETE KIT INCLUDING FILTER! Sierra Mercruiser style 21 micron filter and top housing. Uses SKU# 18-7845 replacement filters. Replaces PCM Racor filter assembly...
BARB THERMOSTAT HOUSING HOSE BARB BRASS STRAIGHT FITTING 1/2" INCH NPT X 1" INCH  OEM 50-512-017
$17.95 $19.75
1/2" NPT X 1" BRASS Straight Fitting Straight 1/2 inch by 1 inch fitting made of brass! Used on Thermostat Housings May need to order 2 -...
HOSE EXHAUST HOSE CORRUGATED WITH WIRE 5 INCH I.D.  116-252-5004-1 HOSE EXHAUST HOSE CORRUGATED WITH WIRE 5 INCH I.D.  116-252-5004-1
$949.00 $1,027.76
Exhaust Hose Corrugated With Wire - Hardwall - 12.5 ' 5" I.D. - Sold per 12.5 feet single piece hose 5 in. ID Shieldsaust-C corrugated marine exhaust/water...
BELT ALTERNATOR AND CIRCULATING PUMP BELT PCM 96307
$66.11
PCM - CRUSADER 96307 Alternator And Circulating Pump Belt
ALTERNATOR 70 AMP DELCO REMY STYLE INBOARD ALTERNATOR OEM ARCO 20825 ALTERNATOR 70 AMP DELCO REMY STYLE INBOARD ALTERNATOR OEM ARCO 20825
$237.09 $311.56
Late model 70 amp Delco Remy style alternator with 2 in. mounting foot and single V-Groove pulley fits various marine engines. New 70 amp 12...
MONO VALVE ETC 4 BOLT CLEAR COATED INDMAR 5.7L-LS2-LY6-L96 OEM INDMAR 55-1391P
$945.00
MONOVALVE ETC 4 BOLT FOR 5.7, LS2, LY6, & L96 Replaces Indmar 55-1391P IF YOU NEED THE 4 BOLT MONO VALVE FOR STANDARD - CLICK...
Gasket Oil Pan 5.7L GM Indmar And PCM OEM RM0249 Gasket Oil Pan 5.7L GM Indmar And PCM - Indmar OEM RM0249
$208.40
OIL PAN GASKET FOR 5.7L (350) GM ORIGINAL  Fits Indmar OR PCM Pans GM V8 5.7L Oil Pan Gasket Replaces Crusader 33615, 7090380 Replaces Indmar 55-1604...
Fuel Pump FCC High Volume Fuel Control Cell Original Crusader RA080029
$749.48
OEM FCC Electric High Pressure Fuel Pump Assembly COMPLETE ASSEMBLY FOR THE 8.1L IF YOU NEED THE PUMP INSIDE this canister, Please order part number RA080027...
SEAL LIP SEAL FOR SHERWOOD RAW WATER PUMPS OEM SHER-18806  SHERWOOD G-908 PUMP SEAL
$34.73 $44.19
Lip Seal Replacement Various Sherwood Seawater Pumps Fits Sherwood G-908 SHERWOOD PUMPS! Note, the pump is no longer available from Sherwood but this replaces the...
SCREW CARB BOWL SECONDARY SHORT SCREW SOLD EACH R009143
$4.50
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...
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