PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
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

THERMOSTAT HOUSING GASKET - PCM-CRUSADER  97361
5%
$3.99 $4.22
THERMOSTAT HOUSING GASKET - PCM-CRUSADER  CRU-97361
DIAPHRAM ASSEMBLY SECONDARY DIAPHRAM HOLLY CARBURETORS HOL135-4
12%
$19.38 $21.99
Secondary Diaphragm Assembly HOL135-4 Holly Carburetors Replaces Holley 18-9
PULLEY RAW WATER PUMP 5.0 AND 5.7 SERPENTINE PCM ITEM R065052 PULLEY RAW WATER PUMP 5.0 AND 5.7 SERPENTINE PCM ITEM R065052
20%
$56.16 $69.99
Raw Water Pump Pulley for 2004 and up Original PCM Pulley R065052 Fits all 2004 and up PCM 5.0L and 5.7L
Oil Pan Steel 351 Ford New For All 351 Engines OEM R005004A
10%
$580.00 $646.23
OIL PAN FOR ALL 351 FORD PCM OEM R005004A STANDARD OR H.O. ENGINES Fits Standard - no windage tray AND H.O. Engines - with windage...
Pipe Plug Hex Head Brass Exhaust Manifold 6.0L 3/8" NPT OEM RS3557 Pipe Plug Hex Head Brass Exhaust Manifold 6.0L 3/8" NPT OEM RS3557
25%
$2.99 $3.99
Pipe Plug for Exhaust Manifold 6.0L 3/8" NPT - Hex Head 2004 and up PCM 6.0L drain plug, 2 per manifold Also fits Indmar EXT Manifolds...
MUFFLER TIGE' - 3" inlet w/extended 76° angle - 3.5" outlet - 27" body length OEM - 4087-T
23%
$542.18 $704.01
MUFFLER TIGE 3" inlet w/extended 76° angle 3.5" outlet 27" body length OEM - 4087-T Shipping Dimensions: 12x12x48 Manufactured by Ultra Marine. Easy to install!...
Muffler Tige' - 3" Inlet W/Extended 90° Angle - 3.5" Outlet - 15" Body Length OEM - TB4087
16%
$497.50 $589.53
MUFFLER TIGE' 3" inlet w/extended 90° angle 3.5" outlet 15" body length OEM TB4087 Shipping Dimensions: 12x13x38 Manufactured by Ultra Marine. Easy to install! Ultra...
Manifold Exhaust And Complete Install Kit With Gaskets For GM All 5.7L Engines OEM CHV-1-83 Manifold Exhaust And Complete Install Kit With Gaskets For GM All 5.7L Engines OEM CHV-1-83
28%
$389.00 $538.00
Original Equipment 5.7L All Years. Barr CHV-1-83 Fits Port & Starboard - Same Part Number PLEASE NOTE: - This part number CHV-1-83 is slightly narrower...
Gasket Upper Thermostat Housing <b>Non-CES</b> PCM 5.7-5.0 GM 2002-UP <b>Raw Water Cooled </b>OEM RM0258A
21%
$4.00 $5.05
GASKET UPPER THERMOSTAT HOUSING RAW WATER COOLED NON-CES Fits Crusader MP 5.0 and MP 5.7 model raw water cooled engines from 2002 to 2003 Fits Pleasurecraft...
Elbow-Pump Thermostat Housing PCM Ford 351-302 OEM R024001 Elbow-Pump Thermostat Housing PCM Ford 351-302 OEM R024001
11%
$40.00 $44.95
Elbow pump-thermostat housing PCM Ford Original OEM PCM-R024001 Used on 302 and 351 raw water cooled engines Brass Plug is NOT included and can be...
Renew Kit Holley 4150 Indmar OEM Item Rebuild Kit 703-45 Renew Kit Holley 4150 Indmar OEM Item Rebuild Kit 703-45
7%
$86.00 $92.04
Rebuild kit for various Model 4150 Holley marine carburetors. For Holley Marine carburetors with List Numbers: R80309 80408 75021 75021-1 80559. Kit contains all parts...
Oil Extractor Pela PL - 6000 - 6 Liter - 6.34 Quarts Easy Extractor Oil Extractor Pela PL - 6000 - 6 Liter - 6.34 Quarts Easy Extractor
7%
$79.00 $84.55
 Simple, compact model. Simply pump 10 to 20 times in a row to create a powerful vacuum! If you ONLY NEED the REPLACEMENT TUBE SET,...
Drain Plug With O-Ring Blue - OEM# 22-806608A02 Sierra Brand
22%
$3.49 $4.49
Blue Drain Plug With O-Ring Replaces Mercruiser # 22-806608A02 SIE18-4226 Also used in several locations on engines 2002 and up +/- Drain plug - BLUE Replaces...
Volvo Exhaust Temperature Sender For Riser Factory Original 3862500
6%
$39.15 $41.85
OEM Volvo exhaust temperature switch activates an alarm if overheating occurs. This is the ORIGINAL VOLVO PENTA SENSOR OEM REPLACEMENT Exhaust Temperature Sensor Warns of...
Gasket Thermostat Cover Upper Raw Water Cooled Ford PCM OEM RM0003 Gasket Thermostat Cover Upper Raw Water Cooled Ford PCM OEM RM0003
40%
$3.00 $4.99
GASKET THERMOSTAT HOUSING RAW WATER OEM GREEN RM0003 For the Upper Thermostat Housing for PCM Motors Sold Each Thermostat Gasket for Pleasurecraft Inboards This is OEM...
Tune Up Kit Mercruiser 4.3L Pre-Vortec Complete Tune Up Kit M43TBOLT
5%
$154.25 $162.35
Comprehensive kit includes the items needed to tune-up Pre Vortec Mercruiser 4.3 liter engines with Thunderbolt ignition system. Normal annual maintenance items including distributor cap,...
Fuel Filter Element And Canister Kit - Sierra 18-7861 Fuel Filter Element And Canister Kit - Sierra 18-7861
9%
$35.00 $38.49
Sierra® replacement fuel filter & canister used on many early model Crusader & OMC marine engines. Fits many early model OMC & Crusader engines using...
Gasket MPI 5.7L - 6.0L - 8.1L Throttle Body Gasket OEM
26%
$3.25 $4.40
Throttle Body To Intake Adaptor Gasket Fits PCM & Indmar. 5.7 Throttle Body Gasket 8.1 MPI Gasket Replaces Crusader 49026 Replaces Indmar 556114 Replaces Mercury/Mercruiser...
Sold Out
Sierra Marine Performance Parts - Sold Each This item is on a long backorder with no ETA- CLICK HERE FOR Replacement Manifold. Center rise exhaust...
DISTRIBUTOR DUI PERFORMANCE FORD 351 RIGHT HAND BLUE COLOR - DUI-M35820RRBL
24%
$605.00 $795.00
The DUI (Davis Unified Ignition) Advantage for your Ford 351 Windsor LEFT HAND - Standard Rotation BLUE COLOR Virtually waterproof Vibration proof Fully Electronic Two wire hookup...
Fuel Pump Low Pressure Electric For Indmar And PCM RA080018B Fuel Pump Low Pressure Electric For Indmar And PCM RA080018B
7%
$316.05 $338.64
Low Pressure Electric Fuel Pump Indmar & PCM  OEM PCM PRODUCT! We also have the more economical CARTER PUMP P4594 - CLICK HERE US COAST GUARD...
Bracket Raw Water Pump Indmar GM OEM 49-5200 Bracket Raw Water Pump Indmar GM OEM 49-5200
42%
$69.00 $118.99
PLUG & BRACKET KIT FORD & GM  Original Indmar 495200 Bracket for mounting Johnson water circulating pump used in Indmar applications. Small block GM crank mounted raw...
Water Hose With Wire 1-3/4" I.D. MPI Brand for Commander Water Hose With Wire 1-3/4" I.D. MPI Brand for Commander
23%
$19.00 $24.72
Water Hose With Wire 1-3/4" I.D. for Commander Thermostat housing to Circulation Pump for Commander 351 116-250-1340 Commander 351 Thermostat Housing to Circulation Pump. Sold...
Hose Formed GM Raw Water Pump To Thermostat Housing 1998 & Up
9%
$31.63 $34.68
Formed Hose for GM PCM Crank Driven Pump To T-Stat Housing
Items 241 to 264 of 1340 total