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

Starter For MV8 Ilmor Inboard Engines | OEM MV8V-1003 Starter For MV8 Ilmor Inboard Engines | OEM MV8V-1003
$689.99 $800.00
Starter For MV8 Ilmor Inboard Engines | OEM MV8V-1003 Compatible With: 5.7L MPI 5.7L MPI OPS 6.0L MPI 6.0L MPI OPS 6.2L MPI 6.2L MPI...
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C 4 inch Heat Exchange End Cap Kit | Seakamp SK3400C
$40.00 $43.00
4 inch Heat Exchange End Cap Kit | Seakamp SK3400C Gasket measures 3-7/8 inches Replaces Sendure part number 5374
Mercruiser Gen II Water Pump Kit | Sierra 18-3147
$107.71 $168.39
Sierra replacement water pump kit for Mercruiser Alpha I Gen II stern drives. Sierra Mercruiser water pump kit For Mercruiser Alpha I Gen II stern...
Gasket Exhaust Manifold Ilmor OEM MV8V-1057
$50.00
OEM  ILMOR - MV8V-1057 Exhaust Manifold Gasket Ilmor engine Gasket MV8V-1057 Is what goes between the engine head and the manifold. Make sure you torque...
Sparkplug Wire Set Black Scorpion | United Marine 222
$80.42 $101.13
Sparkplug Wire Set Black Scorpion United Marine 222 Replaces Quicksilver 863656A03
Decal PCM For Small Block Engine Manifold OEM PCM R143002A Decal PCM For Small Block Engine Manifold OEM PCM R143002A
$12.45
OEM Pleasurecraft Marine DECAL for center rise exhaust manifold PCM exhaust manifold. Sold Each. The R028009 manifold used to come with raised letters cast into...
Diesel Engine Oil Filter | Volvo Penta 21707132
$30.00 $30.80
Original Volvo Bypass oil filter used on many Volvo Penta diesel engines. Volvo Penta oil filter Fits Volvo Penta D9, D11, D12, D16, D162, D163,...
Pulley Crankshaft 5.7 Serpentine Aluminum Crusader PCM OEM R065051A Pulley Crankshaft 5.7 Serpentine Aluminum Crusader PCM OEM R065051A
$253.01
Crankshaft pulley Aluminum PCM Crusader 5.7L R065051A 2004 & Up  PCM Crank Aluminum Crank Pulley 5.7 Serpentine Replaces the R065051 Steel Pulley  
Riser 3.5" GM -Ford Exhaust Riser Fresh Water Drilled & Tapped Indmar OEM 53-2028
$307.07 $330.69
Exhaust Riser 3-1/2" -  Original Equipment Indmar Item FRESH WATER ( With Antifreeze In The Engine) OEM Indmar 53-2028 - Need 2 per engine - Same...
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746
$245.41 $590.00
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Direct replacement, water cooled, center discharge MerCruiser exhaust manifold. Replaces MerCruiser part #'s #399746A3 and #99746A8. Direct...
3 inch Mercruiser Exhaust Riser | Barr MC-20-98504 3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
$236.48 $350.00
3 InchExhaust Riser BARR-MC-20-98504 Direct replacement, water cooled, center discharge MerCruiser exhaust riser. Replaces MerCruiser part #B-98504A3. Uses 3" I.D. exhaust hose. 15 degree angle....
Thunderbolt Small Block Tri-Pak Tune-Up Kit | United Marine 1-103
$108.71 $143.61
Thunderbolt Small Block Tri-Pak Tune-Up Kit Kit fits Mercruiser V8 305 and 350 cubic inch engines with Thunderbolt ignition systems Includes MEGA-MAG 8mm SSC silicone...
Thunderbolt Big Block Tri-Pak Tune-Up Kit | United Marine 1-102
$102.69 $145.65
Thunderbolt Big Block Tri-Pak Tune-Up Kit Kit fits Mercruiser V8 454, 502, 540, and 572 cubic inch engines with Thunderbolt ignition systems Includes MEGA-MAG 8mm...
Hose Water Hose No-Wire Soft Wall 1-1/2" I.D. Shield's Brand - OEM 116-200-1120-1
$16.90 $17.90
Water Hose NO WIRE Soft Wall 1-1/2 Inch Inside Diameter Shields Brand 1 1/2 in. ID softwall marine exhaust/water hose 1 15/16 in. outside diameter...
Freeze Plug Brass 1-5/8" All GM 8 Pack | Sierra 18-5961-9
$52.59 $57.99
8 PACK - Brass Freeze Plugs for GM Marine Engines 1-5/8" SEIRRA 18-5961-9  REPLACES PCM R069066 Use for GM on the side of the block...
O-Ring - Outer Oil Adapter OEM CRU-22654 O-Ring - Outer Oil Adapter OEM CRU-22654
$3.64
ORIGINAL Crusader O-Ring - Outter Oil Adaptor For the smaller Remote Oil Filter IN -O-Ring - CLICK HERE  
O-Ring Remote Filter IN OEM CRU-22802 O-Ring - Outer Oil Adapter OEM CRU-22654
$0.79
ORIGINAL Crusader Remote Oil Filter IN -O-Ring For the larger O-Ring - Outter Oil Adaptor - CLICK HERE
Mercruiser GM V8 Small Block Exhaust Manifold OEM Barr MC-1-87114
$428.99 $517.00
Original Equipment Cast iron center rise exhaust manifold fits Mercruiser 898R, 228R, & 260R marine engines. Includes bolts and gaskets for riser and manifold; full...
Hose Water Hose Wire Reinforced 1/2" I.D. Sheild's Brand 116-250-0120-1
$9.99 $10.68
Water Hose Wire Reinforced 1/2 Inch Inside Diameter MPI Hose Fits Indmar, PCM, Mercruiser & others Sold per foot - For 2 feet, order 2,...
Valve Stem Seal 454 | OEM Crusader R047182
$147.04 $205.99
Valve Stem Seal - SOLD PER SET OF 16 Replaces Crusader 30241 Replaces Pleasurecraft R047182
Items 961 to 980 of 1497 total