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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Rotor Delco EST V8 Rotor Original Factory PCM/Crusader R103008
$14.40
Original OEM-PCM-Crusader Rotor for GM V8 marine engines with Delco EST module-in-cap electronic distributors. OEM Crusader Replaces Mercury 808484, 808484 1, 898253010, 8M6001253 Replaces Crusader 38071,...
Distributor Cap Delco V8 Original Factory PCM/Crusader # RA108006
$35.35
Original OEM - PCM - Crusader Distributor Cap for GM V8 marine engines with Delco EST electronic distributors OEM Crusader Delco EST V8 distributor cap...
ETA Breaker Switch 6 AMP Thermal- Blowers Etc. ETA Breaker Switch 6 AMP Thermal- Blowers Etc.
$39.89 $64.95
ETA BREAKER - SWITCH 6 AMP Correct Craft & Supra Dashes Push-On Spade Terminal Connector Combination Switch & Breaker Combination switch/circuit breakerUsed on dash of Correct...
Seal Lip Seal For Sherwood Raw Water Pumps OEM SHER-18652
$16.85 $18.95
Lip Seal for the Crank Driven  Sherwood Pump OEM Fits PCM GM Sherwood P-105 & Sherwood P-151 pumps  If your pump is leaking, replace your...
Gasket Pump Cover For Sherwood Raw Water Pump OEM 10103
$3.20 $4.44
Pump Cover Gasket Sherwood 10103 Seals between the cover plate and the housing of various Sherwood seawater pumps. Fits Older Style Sherwood Interceptor pumps! Sherwood...
Belt Indmar Serpentine LTR Engine with Serial Numbers IC-972970 And Below OEM 72-5026
$58.02 $62.48
This is an Original Indmar Belt 72-5026 Indmar serpentine alternator belt 48 3/4 in. overall length 13/16 in. wide Original Indmar Replace belts when cracked...
Repair Kit Major Raw Water Pumps For Sherwood G-21 - J-70 And More Pump
$274.00 $349.22
SHERWOOD Major Pump repair kit Sherwood raw water pump major repair kit Includes impeller, 09959K - wear plate, cam, shaft seal, bearings and other small...
O-Ring For Johnson Raw Water Pumps - Internal OEM 35729B DANCO O-Ring For Johnson Raw Water Pumps - Internal OEM 35729B DANCO
$2.99 $3.99
DANCO INTERNAL O-RING FOR JOHNSON CRANK DRIVE RAW WATER PUMPS Exterior Diameter: 0.81 in. Interior Diameter: 0.62 in. Material: Rubber Number in Package: 1 pk...
Alternator 95 Amp ARCO Marine Alternator PCM - Indmar 6 Groove Pulley OEM Arco 20827
$329.00 $359.00
New 95 amp 12 volt marine alternator with 6 groove pulley Fits 2007 Mastercraft X-Star + more! PULLEY INCLUDED! Internal regulator negative ground Alternator 95A...
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SORRY. THIS PART IS NO LONGER AVAILABLE - We are working on a substitute and will post here when we find one. Thanks! Stud on...
Gasket Exhaust Manifold To Head 6.2L FORD | OEM Indmar I 59-7005
$20.72 $22.32
GASKET EXHAUST MANIFOLD TO HEAD 6.2L FORD  
Indmar Complete Re-Plumb Kit 5.7L EXT Catalyzed Engines Original Indmar | MIM-495180
$495.00 $544.95
OEM Indmar Complete Full RE-PLUMB CONVERSION KIT FOR 5.7 EXT CAT This kit changes the water flow through the 5.7L ETX CAT exhaust manifolds (re-routes...
Knock Sensor Kit For 5.7 | 8.1 Chevy Engines With Dual Sensors OEM Indmar 49-5039B
$149.40 $160.89
KNOCK SENSOR KIT FOR 5.7, 8.1 CHEVROLET ENGINES WITH DUAL SENSORS OEM INDMAR 495039B
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
$6.75
OEM  ILMOR - 500-0007 Exhaust Adaptor Mounting Gasket Ilmor Exhaust adapter Gasket is need for your Ilmor engine. See compatible engines below PART #500-0007 Compatible...
Hose Formed 1" 90 Degree Bend OEM 84-1033 Hose Formed 1" 90 Degree Bend OEM 84-1033
$14.48 $15.60
Formed J-Hose Hose 3/4" X 1" INDMAR OEM 84-1033 Formed rubber hose 1 inch by 1 inch Replaces Dayco 70637 Works to thermostat housing and...
Hose Exhaust Hose Hardwall Corrugated With Wire 4 Inch I.D. MPI® Brand Hose 252-4000
$45.00 $54.84
Exhaust Hose Hardwall WITH Wire - Corrugated 4" I.D. Sheilds® Brand 254-4000 Sold per foot - Enter quantity 1 for one foot and 2 for two...
Throttle Position Sensor For TBI Original Indmar 55-6082 Throttle Position Sensor For TBI Original Indmar 55-6082
$84.24 $90.72
Original Indmar Throttle Position Sensor 55-6082 Replaces PCM R020040 Throttle Body Injection (TBI) GM. Fits all 1994 and up. Fits all LT1 Corvette and some...
Isolator Front Mount PCM OEM R094007
$23.48
Front Mount Isolator PCM Height 2" Larger End 2-1/2" O.D. Smaller End 1-5/8" O.D. Hole Bore 5/8" 30 to 40 pounds torque on front and...
Flapper Exhaust Protector Valve With Clamp "5 & 6" SIERRA-18-4458 - CLEARANCED Flapper Exhaust Protector Valve With Clamp "5 & 6" SIERRA-18-4458 - CLEARANCED
$70.00 $83.79
Exhaust protector valve mounts on the outside of 5 in. & 6 in. exhaust tip to prevent backflow of water into the exhaust. For 5...
Hose Water Hose No-Wire Soft Wall 1" I.D. Shield's Flex® Brand OEM 116-200-1000
$12.16 $15.56
Water Hose NO WIRE Soft Wall 1 Inch Inside Diameter Shield's Brand Softwall hose (no wire reinforcement) is primarily used for short, straight connections in...
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