HOLIDAY HOURS:

Our offices are closed on Monday, September 1st in observance of Labor Day.
All orders placed this weekend and on Monday, September 1st will be processed when we open on Tuesday, September 2nd.

HAVE FUN ON THE WATER, HAPPY LABOR DAY and GOD BLESS YOU!

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

3 inch Mercruiser Exhaust Riser | Barr MC-20-98504 3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
29%
$256.00 $361.00
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....
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813 Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
8%
$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...
Thunderbolt Small Block Tri-Pak Tune-Up Kit | United Marine 1-103
13%
$124.00 $142.66
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...
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
14%
$5.99 $6.95
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...
Gasket Exhaust Manifold Ilmor OEM MV8V-1054
28%
$25.00 $34.95
OEM  ILMOR - MV8V-1054 Exhaust Manifold Gasket Ilmor engine exhaust gaskets MV8V-1054 are the mounting gaskets for the Ilmor engine from the intake manifold to...
Adaptor Exhaust Inner Sleeve OEM PE00979 Adaptor Exhaust Inner Sleeve OEM PE00979
13%
$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 Formed 1" 90 Degree Bend OEM 84-1033 Hose Formed 1" 90 Degree Bend OEM 84-1033
21%
$22.00 $27.95
Formed J-Hose Hose 3/4" X 1" TO THERMOSTAT HOUSING SHORT 6" INDMAR OEM 84-1033 Formed rubber hose 1 inch by 1 inch Replaces Dayco 70637...
O-Ring - Outer Oil Adapter OEM CRU-22654 O-Ring - Outer Oil Adapter OEM CRU-22654
23%
$3.59 $4.64
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
4%
$1.05 $1.09
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
33%
$347.00 $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...
Valve Stem Seal 454 | OEM Crusader R047182
29%
$147.04 $205.99
Valve Stem Seal - SOLD PER SET OF 16 Replaces Crusader 30241 Replaces Pleasurecraft R047182
2014 Muffler Mastercraft - Prostar 5.7 For Port or Starboard 2500391
29%
$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...
Circulation Water Pump Kit 6.0 liter LQ4 Water Pump Kit OEM Crusader RK057033B
6%
$374.25 $397.29
OEM 6.0 liter LQ4 Water Pump Kit RK057033B Complete Assembly - # 27 in the exploded view
Formed Indmar Bump Hose 3" High Temp With Stops OEM 84-7048 Formed Indmar Bump Hose 3" High Temp With Stops OEM 84-7048
10%
$57.50 $64.12
Formed Hose 3 inch to 3.5 inch diameter formed exhaust hose with stops. OEM INDMAR 847048
Chrysler 160 Degree Thermostat Sierra 18-3645
11%
$25.00 $28.00
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
12%
$3.95 $4.50
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
8%
$109.00 $117.99
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
11%
$84.00 $94.85
Fuel Injector O-ring kit for GM 3 bar and 4 bar fuel injectors. OEM INDMAR 556041
Gasket Intake Manifold Gasket GM Small Block  305-350 OEM 55-6099 Gasket Intake Manifold Gasket GM Small Block  305-350 OEM 55-6099
10%
$44.23 $48.99
Intake gasket used in GM 5.7 liter Generation 1 Plus. 2 gaskets required for inatallation. SOLD EACH - You will need to order 2 of...
Oil Line - Transmission Oil Line 17 Inches Long With Locking Sleeve OEM 845028-170S
8%
$36.00 $38.95
ORIGINAL INDMAR 17" Transmission Oil Line with Locking Sleeve HOSE ASM, TRANY COOLER 17" W/SLEEVE LOCKING
Items 821 to 840 of 1420 total