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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Fuel Filter In-Line 3/8" Inlet - 3/8" Outlet 33270 Fuel Filter In-Line 3/8" Inlet - 3/8" Outlet 33270
$15.50 $18.95
3/8" Inlet & 3/8" Outlet In-Line Fuel Filter Body Length 3.81 in Bottom Outside Diameter 1.9 in Filter Media Material Wire Mesh Filter Type In-Line Fuel Filter O.D....
Bushing For Raw Water Pump Bracket Malibu and Others OEM Indmar 98-5053
$2.99 $4.95
BUSHING for the raw water pump bracket used on 6.2L AND Malibu engines. CLICK HERE for Part A Malibu Ford Pump Bracket CLICK HERE for...
9" Fuel Tank SenderFor 10" Tank Depth 5 Hole Pattern 316 Stainless Steel KUS-SSS-9 9" Fuel Tank SenderFor 10" Tank Depth 5 Hole Pattern 316 Stainless Steel KUS-SSS-9
$68.00 $70.39
9" Length for use in a 10" Tank Depth KUS sensors can be used with all gauge brands that have compatible ohms. Made of Stainless...
Rotor for Prestolite Distributor 1987 and newer OEM Indmar 75-5018
$26.03 $28.03
OEM Indmar Rotor for model years 1987 and newer Prestolite distributors used in Indmar applications. For Cap - CLICK HERE
Indmar Ford 6.2L Bank 2 Manifold | OEM 535981E Indmar Ford 6.2L Bank 2 Port Manifold For Cylinders 5-8 See Picture | OEM 535981E
$480.68 $517.65
Exhaust Manifold Bank 2 Indmar 535981E Original Equipment Indmar Manifold Bank 2 For Cylinders 5 - 8 - Normally Port - Left Side with Direct...
O-Ring For PCM Bearing Housing Attachment On PCM Modular Raw Water Pump | Crusader R047242
$2.21
O-Ring for the PCM Bearing Housing Assemby Modular Raw Water Pump If you need the complete pump assembly - CLICK HERE If you need the...
Mercruiser Riser Block Off Plate Gasket | Barr MC47-27-41811
$6.00 $7.00
Gasket seals both sides of Mercruiser center rise exhaust manifold/riser block off plate. MerCruiser restrictor plate gasket to be used with MC-20-87918 restrictor plate (2...
Mercruiser Center Rise Exhaust Elbow | Sierra 18-1976-2 Mercruiser Center Rise Exhaust Elbow | Sierra 18-1976-2
$189.47 $235.79
Sierra direct replacement exhaust elbow fits many Mercruiser V6 & V8 marine engines with center rise exhaust manifolds. 4-inch outside diameter exhaust hose connection.
Water Pump Raw Water Fead Mount | OEM Ilmor MV8V-1072-CHARCOAL
$644.00 $695.00
Original Ilmor Water Pump | OEM Ilmor MV8V-1072-CHARCOAL For All Open Cooled Engines Except 7.4L. Available in charcoal only. COMPATIBLE WITH THE FOLLOWING ENGINES 5000MPI...
Water Pump Pulley V Belt | OEM Indmar 55-1240
$153.93 $165.77
Original Indmar Water Pump Pulley for V-Belts Water pump pulley for use with single vee belt.
Mercruiser Gen II Water Pump Kit | Sierra 18-3147
$147.71 $175.19
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...
Serpentine Belt | Sierra 18-15121 Replaces Merc.
$88.20 $116.59
OEM Belt Serpentine Belt Sierra Brand Serpentine Belt 13/16 inches wide 87.5 inches long Replaces Mercury 57-865615005, 57-865615Q05
Sparkplug Wire Set Black Scorpion | United Marine 222
$85.00 $101.13
Sparkplug Wire Set Black Scorpion United Marine 222 Replaces Quicksilver 863656A03
Pulley Crankshaft 5.7 Serpentine Aluminum Crusader PCM OEM R065051A Pulley Crankshaft 5.7 Serpentine Aluminum Crusader PCM OEM R065051A
$253.02
Crankshaft pulley Aluminum PCM Crusader 5.7L R065051A 2004 & Up  PCM Crank Aluminum Crank Pulley 5.7 Serpentine Replaces the R065051 Steel Pulley  
Fuel Line Crossover Hose OEM Indmar 78-6129 Fuel Line Crossover Hose OEM Indmar 78-6129
$103.60 $111.57
Indmar Crossover Fuel Line Indmar OEM
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813 Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
$6.43 $7.00
Gasket seals both sides of Mercruiser center rise exhaust manifold/riser restrictor plate. For Mercruiser center rise exhaust manifolds in raw water cooled applications with weep...
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...
Adaptor Exhaust Inner Sleeve OEM PE00979 Adaptor Exhaust Inner Sleeve OEM PE00979
$95.00 $108.95
Ilmor 5.7L engine exhaust inner sleeve adapter. OEM PE00979 This sleeve is compatible with the following: MV8 5.7L MV8 5.7L OPS MV8 6.0L MV8 6.0L...
Hose Water Hose Wire Reinforced 1/2" I.D. Sheild's Brand 116-250-0120-1
$9.99 $11.10
Water Hose Wire Reinforced 1/2 Inch Inside Diameter MPI Hose Fits Indmar, PCM, Mercruiser & others Sold per foot - For 2 feet, order 2,...
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...
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OEM 6.0 liter CME Water Pump Kit RK057033C Supersedes Part Number RA057033
Impeller Kit Neoprene Impeller Kit Jabsco 17018-0001-P
$78.52 $91.43
Original Jabsco impeller fits various Caterpillar, Volvo Penta, & Mercruiser diesel marine engine cooling pumps. Neoprene impeller material for water pumping applications Includes gasket, o-ring,...
Formed Indmar Bump Hose 3" High Temp With Stops OEM 84-7048 Formed Indmar Bump Hose 3" High Temp With Stops OEM 84-7048
$51.48 $55.44
Formed Hose 3 inch to 3.5 inch diameter formed exhaust hose with stops. High temperature bump hose with stops. The style of hose with the...
Chrysler 160 Degree Thermostat Sierra 18-3645
$27.00 $32.69
Thermostat Chrysler 160 Degree Thermostat 160 Degrees Used on all Chrysler V8 engines with a Carter carburetor From 1975 to 1985 Replaces Chrysler 3514177
Thermostat Housing Gasket Chrysler 0050082E
$4.35
GASKET THERMOSTAT SIERRA® 18-0878-9 Used on Chrysler small block & big block marine engines 1968 to 1985 Replaces Chrysler 3830016
Mallory V8 Flat Cap Tune-Up Kit 18-5272
$124.00 $137.29
Crab style Mallory Tune Up Kit Mallory Tune-Up Kit For Mallory V-8 flat cap side terminal single point distributors Includes distributor cap, rotor, points, and...
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
Oil Line - Transmission Oil Line 17 Inches Long With Locking Sleeve OEM 845028-170S
$36.70 $39.52
ORIGINAL INDMAR 17" Transmission Oil Line with Locking Sleeve HOSE ASM, TRANY COOLER 17" W/SLEEVE LOCKING
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  
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...
1982-1988 Muffler Mastercraft - 3" Inlet 60° Angled Elbow 3" Outlet OEM 25-0009
$495.00 $719.99
MUFFLER MASTERCRAFT 1982 through 1988 - 41.5" Approximate Overall Length 3" INLET HORIZONTAL 60° ANGLED ELBOW - 3" OUTLET OEM 25-0009 Part# 25-0009 3" Inlet...
Gasket Manifold 2 Pack Exhaust All GM Small Block Non-Catalyzed SIERRA-18-2902-1-9
$34.00
Manifold Exhaust Gasket SET OF 2 - All years - Barr Original Indmar 2 PACK - NEED TWO PER ENGINE! NON-CAT ENGINES ONLY! This gasket...
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