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NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

ENGINE PARTS

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 several 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 20 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 for sale today.

Scroll down for all Engine Items

Relay - Solenoid Marine Starter Mercruiser Original 89-76416A1
0%
$48.49 $48.50
MARINE STARTER RELAY - SOLENOID MERCURY FACTORY OEM Replaces Indmar 75-5005 Original Mercruiser/Mercury 89-76416A1 Replaces OMC/Johnson/Evinrude 586842,586842, 586730, 985064, 982189, 980801, 981703, 3853839 Replaces PCM R130001 Replaces Volvo...
Gasket Set Thermostat Housing Service Kit Mercruiser GM OEM 18-1989K
15%
$16.05 $18.79
Thermostat housing service kit for late model Mercruiser engines. Includes all gaskets & thermostat sleeve Sierra thermostat service kit Includes gaskets 18-2917, 18-2844 & 18-2554 Service...
Gasket Pump Cover For Sherwood Raw Water Pump OEM 10103
9%
$3.20 $3.51
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...
Tune Up Kit 302-351 (86 & Prior) Prestolite - Mallory Clip Down Original PCM Item # RP173024 Tune Up Kit 302-351 (86 & Prior) Prestolite - Mallory Clip Down Original PCM Item # RP173024
20%
$71.27 $88.95
1986 & PRIOR V8 CLIP DOWN CAP ORIGINAL PCM Not Aftermarket Breaker Point Standard Ignition Tune Up Kit Includes Cap, Rotor, Points and Condenser. CLIP DOWN TYPE CAPClips...
Impeller Kit Double Flat Shaft Mercruiser Bravo Sierra Brand 18-3016-1
11%
$34.00 $37.99
IMPELLER KIT This impeller has a flat on each side of the shaft. Includes Seal! Aftermarket direct replacement impeller for Mercruiser Bravo marine engines with...
Raw Water Pump Crusader PCM Belt Driven Sherwood PCM# RA057031
23%
$859.00 $1,118.12
Sherwood direct replacement bronze sea water pump for Crusader RA057031 XCLBR 2002 - 2004 P101 & P105  Sherwood Engine Specified sea water pump Pulley driven...
Raw Water Pump Crusader PCM 5.7L & 5.0L Serpentine PCM# RA057034 Raw Water Pump Crusader PCM 5.7L & 5.0L Serpentine PCM# RA057034
11%
$799.00 $894.06
For PCM Excalibur, Pro Sport 5.0 with serpentine belt Crusader RA057034 Raw Water Pump. Block mounted raw water pump used on some Crusader 5.7L MPI...
3/4 Inch Hardwall Marine Exhaust-Water Hose Shields Brand 116-250-0340
10%
$12.49 $13.88
Water Hose Wire Reinforced 3/4" Inch Inside Diameter  Shield's® 250 Series Hose Sold per foot We also have MPI Brand - CLICK HERE Wire reinforced,...
Fuel Pump FCC Fuel Control Cell 5.0 & 5.7 OEM RA080034 Fuel Pump FCC Fuel Control Cell 5.0 & 5.7 OEM RA080034
7%
$924.00 $995.44
OEM modular FCC fuel control cell assembly with built in low pressure pump fits Crusader 5.0L & 5.7L MPI marine engines and replaces the earlier...
Isolator Front Mount PCM OEM R094007
33%
$21.90 $32.92
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
4%
$70.00 $72.99
Exhaust protector valve mounts on the outside of 5 in. & 6 in. exhaust tip to prevent backflow of water into the exhaust. For 5...
Mounting Kit For Aluminum Manifold Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-5141 Mounting Kit For Aluminum Manifold Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-5141
31%
$33.32 $47.95
Indmar OEM Mounting Kit Sold Each For Manifold Indmar 53-1278 Big Block 8.1 Aluminum Manifold 545 - 502 - 8.1
Hose Fuel Feed Fill - Vent Hose 1/2 Inch I.D. Type A1-A2 Marine Grade 250 Feet Roll
22%
$4.49 $5.76
Fuel Feed Hose - 1/2" I.D. Sold per foot - Price is per foot 2002 and up Malibu and Supra normally use this hose. 1/2...
Adjustable GM Alternator Strap Pleasurecraft Marine R099009
6%
$21.50 $22.96
ALTERNATOR ADJUSTMENT STRAP BRACKET Original PCM R099009 305 & 350 Engines Used with part number R090075 Alternator Bracket - click HERE
Belt V-Belt Volvo Penta Carbureted Engine With 2 Belts BRP-0978547
11%
$46.00 $51.48
BRP Brand Volvo Penta V-Belt  CLICK HERE FOR VOLVO BRAND Fits Volvo Engine Models V-Belt Replaces VOLVO-978547 BRP-0978547 - VOLVO 3852464
Engine Mount Front Right Side OEM Indmar 53-1005E Engine Mount Front Right Side OEM Indmar 53-1005E
11%
$76.00 $85.44
RIGHT HAND front engine mount for Chevrolet engines. OEM Indmar Mount IF you need the Left side also, CLICK HERE for the Left Side Mount
HVS Ignition Coil & Module Assembly  United Marine OD-155 HVS Ignition Coil & Module Assembly  United Marine OD-155
5%
$170.55 $180.00
HVS Ignition Coil & Module Assembly HVS ignition system coil assembly used on 4.3L, 5.0L and 5.7L GM engines with multiport fuel injection. United Marine...
Aluminum Anti-Siphon Valve 1/4" NPT Thread X 3/8' I.D. Hose BarbAluminum Anti-Siphon Valve 1/4" NPT Thread X 3/8' I.D. Hose Barb Moeller
23%
$13.00 $16.99
Aluminum Anti-Siphon Valve 1/4" NPT Thread X 3/8' I.D. Hose Barb Moeller Marine MO-033801-10 Coast Guard industry standards require anti-siphon protection on all gasoline powered...
Gasket Exhaust Riser Elbow Gasket Crusader 98127
9%
$15.45 $16.91
OEM Gasket seals between manifold, riser, & elbow on Crusader center rise exhaust manifolds. Crusader center rise elbow gasket For Crusader V8 small block 305...
Riser Shim Plate Stainless Steel Crusader 98124A
4%
$8.95 $9.29
OEM Winged pass-thru plate for Crusader raw water cooled engines with center rise exhaust manifolds. Crusader exhaust riser pass-thru plate Stainless steel shim located between...
Exhaust Elbow 4 Inch Center Rise Crusader R029015
8%
$347.00 $378.75
We also have the High Rise BARR Version click HERE. Crusader exhaust elbow with 4 inch inch hose connection used on the center rise manifold...
Injector Fuel - Indmar OEM Injector 63-6050 Injector Fuel - Indmar OEM Injector 63-6050
7%
$39.00 $42.15
Indmar OEM Fuel Injector 4 BAR (EV-14) - 636050 OEM Fuel injector used on 5.7L engines with Indmar/E-Control ECMs. 4 BAR (EV-14) fuel injector.  Injector...
Rear Main Seal 351 Right Hand One Piece 1983 Up OEM R047041A Rear Main Seal 351 Right Hand One Piece 1983 Up OEM R047041A
44%
$61.40 $109.99
Seal Rear Main 351 Right Hand One Piece OEM R047041A Replaces Indmar 594106 RIGHT HAND ROTATION! For 1983 and up right hand rotation Ford 351...
Marine Vapor Lock Pump Kit Indmar - 49-5137
3%
$635.00 $655.98
Marine Vapor Lock Pump Kit 49-5137 For Indmar EFI Engines With Single Fuel Pump Do not use on engines that already have 2 fuel pumps....
Spark Plug Set AC Delco Iridium AC-41-993 Set of 8 AC Delco Brand ACD-41-993 Replaces PCM RP030011 Spark Plug Set AC Delco Iridium AC-41-993 Set of 8 AC Delco Brand ACD-41-993 Replaces PCM RP030011
18%
$115.00 $140.56
AC Delco 41-993 Spark Plug Replaces PCM RP030011 Includes 8 Plugs AC Delco Iridium Spark Plug Replaces AC Delco 41-932 Replaces Crusader RP030011 Replaces NGK PTR4G-15...
Mount Assembly Rear Mount Trunnion Assembly PCM Velvet Drive OEM RA091003
3%
$169.00 $173.98
Rear Mount/Trunnion Assembly PCM Velvet Drive For all Velvet Drives 1:1 & 1.52:1 PCM 1:1 transmissions PCM Ford & GM engines
Flame Arrestor 5.7 L - 4-Bolt Throttle Body R145027 Flame Arrestor 5.7 L - 4-Bolt Throttle Body R145027
3%
$66.63 $68.99
Flame Arrestor 4 Bolt Throttle Body for 5.7L Engine
Fuel Water Separator Filter 10 Micron Short Sierra 18-7944
11%
$9.30 $10.49
FUEL WATER SEPARATOR FILTER SIERRA 18-7944 Replacement spin-on fuel filter fits many Mercury & Mercruiser marine engines to remove contaminants & water from incoming fuel. Many...
Belt Serpentine 5.7L With Johnson Crank Driven Raw Water Pump PCM Crusader R066039 Belt Serpentine 5.7L With Johnson Crank Driven Raw Water Pump PCM Crusader R066039
25%
$42.00 $55.99
PCM Crusader Serpentine Drive Belt With Modular Raw Water Pump- OEM R066039 BELT,SERPENTINE DRIVE 5.7L PCM/Crusader 5.7 engines only These belts were used around 2016...
Hose Exhaust Hose Hardwall Corrugated With Wire 4 Inch I.D. Shield's Brand Hose 116-252-4000-1
18%
$45.00 $54.84
Exhaust Hose Hardwall WITH Wire - Corrugated 4" I.D. SHIELD'S Brand 116-252-4000-1 Sold per foot - Enter quantity 1 for one foot and 2 for two feet and...
Impeller Pump Bronze Oberdorfer Pumps OEM # N202M-908
0%
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
19%
$3.45 $4.25
ORIGINAL INDMAR REMOTE OIL FILTER SPUD 60-1021 For the Remote Oil Filter Locator, order part number 53-1091E HERE.
Items 481 to 512 of 1423 total