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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.

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Exhaust Riser Crusader 4 Inch Standard Barr Marine CR-20-98126
Exhaust Riser Crusader 4 Inch Barr Marine CR-20-98126
19%
$347.24 $430.00
Exhaust Riser Crusader 4 Inch Standard Barr Marine CR-20-98126
$347.24 $430.00
Direct replacement Crusader marine engine with center rise exhaust manifold. ORIGINAL Shorter Version Barr Marine replacement Crusader 4 inch exhaust elbow Used on Crusader marine...
Seal Timing Cover Right Hand Reverse Rotation 454 And 502 - 7.4L R047180
Seal Timing Cover Right Hand Reverse Rotation 454 And 502 - 7.4L R047180
15%
$18.07 $21.21
Seal Timing Cover Right Hand Reverse Rotation 454 And 502 - 7.4L R047180
$18.07 $21.21
Seal Timing Cover Right Hand Reverse Rotation 454 And 502 -7.4L 454/502 RH Front Cover Seal Replaces Crusader 31175 Right Hand Rotation
Fuel Pump Assembly Mechanical 454 & 502 Engines - Carter Big Block Fuel Pump With Gasket 97843
OEM Crusader fuel pump fits Crusader 454 & 502 cu. in. marine engines equipped with Carter mechanical fuel pump. Includes mounting gasket
3%
Sold Out
Fuel Pump Assembly Mechanical 454 & 502 Engines - Carter Big Block Fuel Pump With Gasket 97843
Sold Out
OEM Crusader fuel pump fits Crusader 454 & 502 cu. in. marine engines equipped with Carter mechanical fuel pump. Includes mounting gasket Original Crusader fuel...
Hose Formed Indmar 1-1/4" x 4.5" Long OEM Indmar 81-1102D
Hose Formed Indmar 1-1/4" x 4.5" Long OEM Indmar 81-1102D Hose Formed Indmar 1-1/4" x 4.5" Long OEM Indmar 81-1102D
31%
$13.00 $18.95
Hose Formed Indmar 1-1/4" x 4.5" Long OEM Indmar 81-1102D
$13.00 $18.95
Indmar formed hose Molded hose 1 1/4 inches by 4.5 inches with an approximately 45 degree bend.
Gasket 4 Bolt Throttle Body Gasket Crusader 5.7L - OEM RM0296
Gasket 4 Bolt Throttle Body Gasket Crusader 5.7L - OEM RM0296
10%
$9.90 $10.95
Gasket 4 Bolt Throttle Body Gasket Crusader 5.7L - OEM RM0296
$9.90 $10.95
Throttle Body Gasket Crusader 5.7L Throttle Body Gasket To order the Throttle Body click HERE
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
9%
$31.78 $34.99
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
$31.78 $34.99
Sierra Kit includes exhaust manifold to head gasket & mounting bolts for Pleasurecraft Marine Ford small block marine engines. SOLD EACH SIDE - SOLD EACH PCM...
Relocator Indmar Oil Filter Relocator 13/16 Original Indmar 531091E
Relocator Indmar Oil Filter Relocator 13/16 Original Indmar 531091E
8%
$76.05 $82.89
Relocator Indmar Oil Filter Relocator 13/16 Original Indmar 531091E
$76.05 $82.89
ORIGINAL INDMAR OIL FILTER RELOCATOR 13/16 GM  Oil filter relocator 13/16.  Used on 5.7 Liter and 8.1 Liter GM engines. For the nipple Spud, order part...
Raw Water Pump Indmar Crankshaft Driven High Flow Indmar# 685020-3 LT Engines
RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3 RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3
15%
$330.00 $386.99
Raw Water Pump Indmar Crankshaft Driven High Flow Indmar# 685020-3 LT Engines
$330.00 $386.99
ORIGINAL INDMAR PUMP for INDMAR 5.7L - 3 Holes In Flange OEM crankshaft mounted engine cooling pump used on 5.7L Indmar LTR & LT1 model marine...
Repair Kit Johnson OEM Indmar Minor Service Kit For F6B9 Pump Indmar 49-5001
REPAIR KIT JOHNSON OEM INDMAR MINOR SERVICE KIT FOR F6B9 PUMP OEM INDMAR 49-5001
5%
$93.00 $97.62
Repair Kit Johnson OEM Indmar Minor Service Kit For F6B9 Pump Indmar 49-5001
$93.00 $97.62
ORIGINAL INDMAR Johnson Pump 09-45825 Crankshaft Type Water Pump Service Kit Johnson Pump 09-45825 Crankshaft Type Water Pump Service Kit Minor Service Kit Used on...
Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor
Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor
7%
$139.59 $149.99
Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor
$139.59 $149.99
Original Pela 650 6.5 Liter Marine Oil Change Pump This Pela 650 marine oil change pump can reach the required vacuum power to pull the...
Bracket Shift Cable Retainer Bracket Stainless Replaces PCM R090086 SeaStar 036174
Bracket Shift Cable Retainer Bracket Stainless Replaces PCM R090086 SeaStar 036174
20%
$15.95 $19.99
Bracket Shift Cable Retainer Bracket Stainless Replaces PCM R090086 SeaStar 036174
$15.95 $19.99
SHIFT CABLE RETAINER BRACKET SEASTAR - STAINLESS This is the piece that has 6 holes and the lever that swings down to lock the cable CLIP...
Gasket Exhaust Elbow ZR PCM RM0274A
Gasket Exhaust Elbow ZR PCM RM0274A Gasket Exhaust Elbow ZR PCM RM0274A
9%
$58.48 $64.52
Gasket Exhaust Elbow ZR PCM RM0274A
$58.48 $64.52
GASKET EXHAUST ELBOW ZR PCM RM0274A Seals between manifold & riser on Crusader 6.0L - 6.2L marine engines. Crusader exhaust elbow gasket Used on Crusader...
Manifold Exhaust 5.0L - 5.7L PCM OEM PCM Starboard RA028026A
Manifold Exhaust 5.0L - 5.7L PCM OEM PCM Starboard RA028026A
0%
$1,024.00 $1,025.00
Manifold Exhaust 5.0L - 5.7L PCM OEM PCM Starboard RA028026A
$1,024.00 $1,025.00
OEM Pleasurecraft Marine Aluminum Exhaust Manifold-Starboard SPECIAL ORDER ITEM. PLEASE ALLOW 2 - 3 WEEKS FOR DELIVERY  PCM WILL NOT SEND OUT A MANIFOLD THAT IS...
Exhaust Service Installation Kit PCM GM 5.0 - 5.7 Both Sides Complete Set PCM RP173091
Exhaust Service Installation Kit PCM GM 5.0 - 5.7 Both Sides Complete Set PCM RP173091
17%
$110.43 $133.05
Exhaust Service Installation Kit PCM GM 5.0 - 5.7 Both Sides Complete Set PCM RP173091
$110.43 $133.05
OEM Pleasurecraft Marine EXHAUST SERVICE INSTALLATION KIT PCM GM 5.0 - 5.7 BOTH SIDES COMPLETE SET PCM RP173091 Includes Manifold Gaskets, Riser Gaskets, All Bolts,...
2004-2006 Muffler Kit Mastercraft - MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A
2004-2006 Muffler Kit Mastercraft - MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A
27%
$1,309.22 $1,801.79
2004-2006 Muffler Kit Mastercraft - MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A
$1,309.22 $1,801.79
MUFFLER KIT MASTERCRAFT 2004-2006 MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A Does NOT include the rubber elbows! Inlets are tilted outwards towards the end caps Inlet holes are...
2013-2014 Muffler Mastercraft- 3.5" Inlet/Outlet - Port Universal OEM 252087P
2013-2014 Muffler Mastercraft- 3.5" Inlet/Outlet - Port Universal OEM 252087P
32%
$708.68 $1,037.30
2013-2014 Muffler Mastercraft- 3.5" Inlet/Outlet - Port Universal OEM 252087P
$708.68 $1,037.30
MUFFLER MASTERCRAFT 2013 - 2014 3.5"inlet/outlet Port Universal OEM 252087P MUFFLER - PORT SIDE 2013 - 2014 Manufactured by Ultra Marine. Easy to install! Ultra...
Riser 3.5" GM -Ford Exhaust Riser For Raw Water Cooled Engines Indmar OEM 53-2027
Riser 3.5" GM -Ford Exhaust Riser Indmar OEM 53-2027 Riser 3.5" GM -Ford Exhaust Riser Indmar OEM 53-2027
16%
$365.00 $436.84
Riser 3.5" GM -Ford Exhaust Riser For Raw Water Cooled Engines Indmar OEM 53-2027
$365.00 $436.84
Exhaust Riser 3-1/2" -  Original Equipment Indmar Item - RAW WATER COOLED ENGINES OEM Indmar 53-2027 - Need 2 per engine - Same part number for...
Wire Set Spark Plug And Coil PCM - 6.0L - LY6 Non CES 2009 & Newer Original PCM RK120022
Wire Set Spark Plug And Coil PCM - 6.0L - LY6 Non CES 2009 & Newer Original PCM RK120022
18%
$65.46 $79.43
Wire Set Spark Plug And Coil PCM - 6.0L - LY6 Non CES 2009 & Newer Original PCM RK120022
$65.46 $79.43
OEM PCM Spark Plug Wire Set For 6.0L - LY6 Non Catalyst Engines For: 2009 And Newer Engines PCM OEM PART RK120022 PCM ZR409 NON CATALYST...
Wire Set Spark Plug And Coil PCM-Crusader 5.7L CAT Original PCM RK120023
Wire Set Spark Plug And Coil PCM-Crusader 5.7L CAT Original PCM RK120023
18%
$66.48 $81.11
Wire Set Spark Plug And Coil PCM-Crusader 5.7L CAT Original PCM RK120023
$66.48 $81.11
OEM PCM Spark Plug Wire Set HVS For HVS For Catalyst Exhaust Ignitions RK120023 HVS Spark Plug Wire Set for PCM  5.7L Catalyst Exhaust EX343 Engines...
Map Sensor 5.7 MPI OEM PCM And Indmar
Map Sensor 5.7 MPI OEM PCM And Indmar
10%
$135.74 $151.38
Map Sensor 5.7 MPI OEM PCM And Indmar
$135.74 $151.38
OEM Map Sensor for Multi Port Fuel Injection (MPI) Original Crusader manifold absolute pressure sending unit send air flow measurements to the ECM GM MEFI...
Rotor Delco EST V8 Rotor Original Factory PCM/Crusader R103008
Rotor Delco EST V8 Rotor Original Factory PCM/Crusader R103008
20%
$11.20 $14.05
Rotor Delco EST V8 Rotor Original Factory PCM/Crusader R103008
$11.20 $14.05
Original OEM-PCM-Crusader Rotor for GM V8 marine engines with Delco EST module-in-cap electronic distributors. OEM Crusader Replaces Mercury 808484, 808484 1, 898253010, 8M6001253 Replaces Crusader 38071,...
Distributor Cap Delco V8 Original Factory PCM/Crusader # RA108006
Distributor Cap Delco V8 Original Factory PCM/Crusader # RA108006
10%
$34.07 $37.98
Distributor Cap Delco V8 Original Factory PCM/Crusader # RA108006
$34.07 $37.98
Original OEM - PCM - Crusader Distributor Cap for GM V8 marine engines with Delco EST electronic distributors OEM Crusader Delco EST V8 distributor cap...
Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008
Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008 Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008
17%
$12.49 $14.99
Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008
$12.49 $14.99
PCM  GM Alternator V-Belt  Also used for the Ford Raw Water Pump Belt (sold in Ford belt set) PCM Alternator V-Belt Fits early 5.7 Excalibur...
Seal Lip Seal For Sherwood Raw Water Pumps OEM SHER-18652
Seal Lip Seal For Sherwood Raw Water Pumps OEM SHER-18652
11%
$16.85 $18.95
Seal Lip Seal For Sherwood Raw Water Pumps OEM SHER-18652
$16.85 $18.95
Lip Seal for the Crank Driven  Sherwood Pump OEM Fits PCM GM Sherwood P-105 & Sherwood P-151 pumps  If your pump is leaking, replace your...
Belt Indmar Serpentine LTR Engine with Serial Numbers IC-972970 And Below OEM 72-5026
Belt Indmar Serpentine LTR Engine with Serial Numbers IC-972970 And Below OEM 72-5026
19%
$65.00 $79.85
Belt Indmar Serpentine LTR Engine with Serial Numbers IC-972970 And Below OEM 72-5026
$65.00 $79.85
This is an Original Indmar Belt 72-5026 Indmar serpentine alternator belt 48 3/4 in. overall length 13/16 in. wide Original Indmar Replace belts when cracked...
Repair Kit Complete Raw Water Pumps Original Quicksilver QS-46-807151A14
Repair Kit Complete Raw Water Pumps Original Quicksilver QS-46-807151A14
7%
$129.99 $139.99
Repair Kit Complete Raw Water Pumps Original Quicksilver QS-46-807151A14
$129.99 $139.99
RIGINAL REPAIR KIT FOR MERCRUISER ORIGINAL STYLE PLASTIC BODY PUMPS  QUICKSILVER BRAND We also have SIERRA - CLICK HERE Impeller kit with 1 piece pump...
Thermostat Kit Mercruiser GM 142 Degree Complete Service Kit 18-3668
Thermostat Kit Mercruiser GM 142 Degree Complete Service Kit 18-3668
10%
$43.32 $48.29
Thermostat Kit Mercruiser GM 142 Degree Complete Service Kit 18-3668
$43.32 $48.29
Sierra 142 Degree Thermostat KIT Original Equipment Mercury( Old Style ) Fits various Mercruiser V6, V8 small block and V8 big block raw water engines...
454 Exhaust Manifold Kit Replaces The NLA PCM R028010
454 Exhaust Manifold Kit Replaces The NLA PCM R028010
4%
$885.00 $919.50
454 Exhaust Manifold Kit Replaces The NLA PCM R028010
$885.00 $919.50
NOTE - PCM no longer sells the R028010 Manifold for the 454 engine. In order to convert, you have to use Barr CHVA-1-84 and 20-0082 and...
Sending Unit Oil Pressure Dual Station 1/8-27 NPT 80 PSI PCM R020006 Sierra OP24891
Sending Unit Oil Pressure <b>Dual Station</b>1/8-27 NPT 80 PSI PCM R020006 Sierra® Brand OP24891
22%
$42.05 $53.95
Sending Unit Oil Pressure Dual Station 1/8-27 NPT 80 PSI PCM R020006 Sierra OP24891
$42.05 $53.95
Engine oil pressure sending unit sends signal from 1 engine to 2 separate 80 PSI oil pressure gauges. Sierra® Brand OP24891 Dual Oil Pressure Sending...
OMC 21 Micron Fuel Water Separator Filter
OMC 21 Micron Fuel Water Separator Filter
1%
$15.95 $16.19
OMC 21 Micron Fuel Water Separator Filter
$15.95 $16.19
Replacement spin-on fuel filter with OMC threads removes contaminants & water from incoming fuel. OMC thread fuel filter Protects marine engines by filtering water, dust,...
Gasket Exhaust Riser To Manifold - Replaces RM0099 Sierra 18-0676-1
Gasket Exhaust Riser To Manifold - Replaces RM0009 Sierra 18-0676-1
35%
Sold Out
Gasket Exhaust Riser To Manifold - Replaces RM0099 Sierra 18-0676-1
Sold Out
GASKET EXHAUST RISER TO MANIFOLD Exhaust Elbow Gasket  Exhaust Elbow Gasket for Pleasurecraft Inboards Replaces OEM# PCM-RM0099 NO LONGER AVAILABLE IN SIERRA® PLEASE SEE OEM...
Tune Up Kit - Delco HVS V8 Tri-Pak Tune-Up Kit United Marine UIW-1-217
Tune Up Kit - Delco HVS V8 Tri-Pak Tune-Up Kit United Marine UIW-1-217
34%
$137.00 $206.91
Tune Up Kit - Delco HVS V8 Tri-Pak Tune-Up Kit United Marine UIW-1-217
$137.00 $206.91
Delco HVS V8 Tri-Pak Tune-Up Kit Kit fits Mercruiser V8 engines with Delco HVS ignition systems Kit includes MEGA-MAG 8mm SSC silicone spark plug wire...
Items 417 to 448 of 1420 total