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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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Gasket Manifold Exhaust 6.0L - ZR CAT CES Engines 2008 & Up PCM RM0276A
Gasket Manifold Exhaust 6.0L - ZR CAT CES Engines 2008 & Up PCM RM0276A
$20.60
Gasket Manifold Exhaust 6.0L - ZR CAT CES Engines 2008 & Up PCM RM0276A
$20.60
Manifold Gasket - EXHAUST 6.0L CES Engines RM0276A - CAT ENGINES Paper gasket: For engines with CES Catalyst exhaust
Elbow Exhaust 6.0L ZR6-ZR409-ZR450 2003 & Up PCM R029016A
Elbow Exhaust 6.0L ZR6-ZR409-ZR450 2003 & Up PCM R029016
$365.55
Elbow Exhaust 6.0L ZR6-ZR409-ZR450 2003 & Up PCM R029016A
$365.55
OEM Pleasurecraft Marine Exhaust Elbow- R029016A 6.0L Exhaust Elbow PCM exhaust riser for the 6.0L ZR engines ZR6, ZR409 & ZR450 For the manifold, order Part#...
Muffler Supra Moomba Skiers Choice 0437 - 3.5" In/Out Inline Approx 15" Overall Length OEM 101422
Muffler Supra Moomba Skiers Choice 0437 - 3.5" In/Out Inline Approx 15" Overall Length OEM 101422
$398.32 $450.07
Muffler Supra Moomba Skiers Choice 0437 - 3.5" In/Out Inline Approx 15" Overall Length OEM 101422
$398.32 $450.07
MUFFLER SUPRA MOOMBA SKIERS CHOICE 0437 3.5" inlet and 3.5" outlet inline Approx 15" overall length OEM 101422 Shipping Dimensions: 8x8x17 Manufactured by Ultra Marine....
2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet - Port 5.7 L ILMOR Engine OEM 252070
2011-2012 MUFFLER MASTERCRAFT - 3.5" inlet/outlet - Port 5.7 L ILMOR Engine OEM 252070
$568.05 $749.88
2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet - Port 5.7 L ILMOR Engine OEM 252070
$568.05 $749.88
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Port Side 5.7 L ILMOR Engine OEM 252070 MUFFLER-PORT 2011 - 2012 - USE W/ILMOR 5.7L The body...
Condenser Mallory All Years Original PCM R115001
Condenser Mallory All Years Original PCM R115001 Condenser Mallory All Years Original PCM R115001
$11.95
Condenser Mallory All Years Original PCM R115001
$11.95
All years Mallory Condenser Original PCM R115001 Condenser fits Prestolite point type marine distributors OEM Crusader Prestolite condenser Fits Prestolite point style ignition systems Original Crusader Replaces...
Points Mallory 5.0L - 5.7L - 7.4L - 2.6 Replaces PCM R114001 and R114004 Sierra 18-5314
Points Mallory 5.0L - 5.7L - 7.4L - 2.6 Replaces PCM R114001 and R114004 Sierra 18-5314
$15.89 $17.19
Points Mallory 5.0L - 5.7L - 7.4L - 2.6 Replaces PCM R114001 and R114004 Sierra 18-5314
$15.89 $17.19
Points Sierra Brand Replaces PCM R114001 and PCM R114004 Points All 5.0 - 5.7 - 7.4 - 2.6 Contact set used in Mallory tall or stack...
Condenser Prestolite Ford All Years PCM R115002
Condenser Prestolite Ford All Years PCM R115002 Condenser Prestolite Ford All Years PCM R115002
$12.64
Condenser Prestolite Ford All Years PCM R115002
$12.64
All years Ford Prestolite Condenser  OEM PCM R115002 Works with All Prestolite Clip Down OR Screw Down Caps New condenser ready to install! WARNING- This...
Spark Plug Set PCM - Indmar - 8.1L - 6.0L Set Of 8 Original PCM RP030009
Spark Plug Set PCM - Indmar - 8.1L - 6.0L Set Of 8 Original PCM RP030009 Spark Plug Set PCM - Indmar - 8.1L - 6.0L Set Of 8 Original PCM RP030009
$141.14
Spark Plug Set PCM - Indmar - 8.1L - 6.0L Set Of 8 Original PCM RP030009
$141.14
Original Crusader - PCM Platinum 8.1L Spark Plug Set PCM - RP030009 AC Delco 41-983 Brand OEM From PCM Includes 8 Plugs 8.1L & MP 6.0L Plug...
Spark Plug Set Vortec 5.7L Autolite Set Of 8 OEM RP030008
Spark Plug Set Vortec 5.7L Autolite Set Of 8 OEM RP030008
$43.33
Spark Plug Set Vortec 5.7L Autolite Set Of 8 OEM RP030008
$43.33
Original Crusader - PCM Spark Plug Set RP030008 Includes 8 Plugs GM Vortec 300+ HP Replaces the MR43LTS The Vortec engines have the intake manifold...
Adapter For Oil Sender All GM Engines Original PCM R024059
Adapter For Oil Sender All GM Engines Original PCM R024059 Adapter For Oil Sender All GM Engines Original PCM R024059
$3.00
Adapter For Oil Sender All GM Engines Original PCM R024059
$3.00
Oil Sender Adapter for ALL GM Engines - Original PCM Item R024059 1/8" NPT female to 1/8" NPT male adapter Extends the oil sender out...
Fuel Tank Sender With Nipple Kit Return Fitting PCM OEM RK020028
Fuel Tank Sender With Nipple Kit Return Fitting PCM OEM RK020028
Sold Out
Fuel Tank Sender With Nipple Kit Return Fitting PCM OEM RK020028
Sold Out
SORRY. THIS ITEM IS NO LONGER AVAILABLE PER PCM & NO SUBSTITUTE. Original PCM Part! Fuel Tank Sending Unit with 3/8" hose barb connection for...
Switch Neutral Safety Assembly Kit Velvet Drive PCM R153002
Switch Neutral Safety Assembly Kit Original PCM R153002 Switch Neutral Safety Assembly Kit Original PCM R153002
$468.90
Switch Neutral Safety Assembly Kit Velvet Drive PCM R153002
$468.90
Neutral Safety Switch FULL ASSEMBLY Kit Neutral Safety Switch Assembly Kit If your internal plate is worn where the NSS ball rides, you need this kit...
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
$95.00 $97.00
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
$95.00 $97.00
ORIGINAL INDMAR Coolant Temperature Sensor Less Expensive Optional replacement is item: R020019  
Wire Set Spark Plug And Coil Set 7MM Ford Crusader OEM CRU-97423 RA121008/9
Wire Set Spark Plug And Coil Set 7MM Ford Crusader OEM CRU-97423 RA121008/9
$48.71
Wire Set Spark Plug And Coil Set 7MM Ford Crusader OEM CRU-97423 RA121008/9
$48.71
Original PCM 7mm ignition wire set fits Crusader marine engines with Prestolite & Mallory point style marine distributors Original Crusader 7mm ignition wire set fits Crusader...
Crank Sensor 5.0L - 5.7L MPI PCM Brand R020038
Crank Sensor 5.0L - 5.7L MPI PCM Brand R020038
$232.02
Crank Sensor 5.0L - 5.7L MPI PCM Brand R020038
$232.02
OEM Crank Sensor 5.0L, 5.7L - MPI - PCM R020038 Crank Sensor 5.0/5.7 MPI Replaces Volvo 3858979 Replaces Mecury 864297T01 PCM 2002 & Up 5.7/5.0...
Switch Water Temp Protec – 3/8 Inch NPT – PCM EEMS Protec Ignition To 1995 PCM Brand R020014
Switch Water TEmp Protec – 3/8 Inch NPT – PCM EEMS Protec Ignition To 1995 PCM Brand R020014 Switch Water TEmp Protec – 3/8 Inch NPT – PCM EEMS Protec Ignition To 1995 PCM Brand R020014
$52.65
Switch Water Temp Protec – 3/8 Inch NPT – PCM EEMS Protec Ignition To 1995 PCM Brand R020014
$52.65
OEM Crusader engine temperature switch for PROTEC Water Temperature Switch – 3/8 inch NPT – PCM EEMS Pro Tec Ignition to 1995 PCM EEMS Pro...
Bolt For Bottom Starter Mount OEM# PCM-R009167
Bolt For Bottom Starter Mount OEM# PCM-R009167
$7.45
Bolt For Bottom Starter Mount OEM# PCM-R009167
$7.45
Bolt used to mount GM new style P.M. starter - 3/8-16 X 4.33" You will need 2 of these
Distributor Mallory Electric Left Hand 302 MBI PCM RA107023A
Distributor Mallory Electric Left Hand 302 MBI PCM RA107023A Distributor Mallory Electric Left Hand 302 MBI PCM RA107023A
$711.55
Distributor Mallory Electric Left Hand 302 MBI PCM RA107023A
$711.55
MALLORY ELECTRONIC DISTRIBUTOR FORD 302 LEFT HAND  Original PCM Part RA107023A Replaces Pleasurecraft Marine RA107023 AND RA107023A Replaces Indmar 75-2010 Left Hand Engine Rotation Ford...
Ignition Coil GM Delco HEI EST Type Sierra Brand 18-5443
Ignition Coil GM Delco HEI EST Type Sierra Brand 18-5443
$115.00 $135.69
Ignition Coil GM Delco HEI EST Type Sierra Brand 18-5443
$115.00 $135.69
Sierra Brand Ignition coil with mounting bracket fits GM marine engines with Delco HEI ignition systems SIERRA IGNITION COIL Delco HEI Ignition Coil Fits most...
Relay - Starter Marine Starter Relay PCM Original R130016
Relay - Starter Marine Starter Relay PCM Original R130016
$25.28
Relay - Starter Marine Starter Relay PCM Original R130016
$25.28
PCM 2007 & UP EXCALIBUR 343 - PRO SPORT 5.0 & 6.0L Square plastic style relay with 5 connection terminals Used on various Crusader model...
Circuit Breaker 40 Amp Push Button
Circuit Breaker 40 Amp Push Button
$64.00 $84.00
Circuit Breaker 40 Amp Push Button
$64.00 $84.00
40 Amp Medium Duty Push Button Circuit BreakerNote: Replaces 35 Amp Reset-only 40A circuit breaker is ideal for many DC & AC circuit protection applications...
Circuit Breaker 20 Amp Push Button 2139
Circuit Breaker 20 Amp Push Button 2139
$54.36 $84.99
Circuit Breaker 20 Amp Push Button 2139
$54.36 $84.99
20 Amp Medium Duty Push Button Circuit Breaker Reset-only 20A circuit breaker is ideal for many DC & AC circuit protection applications that do not...
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
$179.00 $193.91
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
$179.00 $193.91
Thermostat Housing GM Indmar CHV-29-80 OEM Thermostat Housing for V6 and Short Block V8 Chevrolet,CHV-29-80 Fits GM V8 small block engines Complete thermostat housing assembly...
5" Fuel Tank Sender For 6" Tank Depth Stainless Steel
5" Fuel Tank Sender For 6" Tank Depth Stainless Steel 5" Fuel Tank Sender For 6" Tank Depth Stainless Steel
$60.30 $65.99
5" Fuel Tank Sender For 6" Tank Depth Stainless Steel
$60.30 $65.99
5" Length - 6" Tank Depth - Reed Switch Sending Unit  Reed Switch Sending Units collect fuel level information more consistently than swing-arm senders. They...
Belt PCM Alternator GM 305 & 350 - 5.7 & 454 Standard R066010
PCM Alternator V-Belt 5.7L & 454 Standard PCM Alternator V-Belt 5.7L & 454 Standard
$38.07
Belt PCM Alternator GM 305 & 350 - 5.7 & 454 Standard R066010
$38.07
PCM Alternator V-Belt 5.7L & 454 Standard Single Belt Drive Through 1999 ts PCM Chevy 305/350 engines Belt is 1/2" wide 43-1/2" overall length 3/8" height of...
Bearing Seal For Johnson & Sherwood Crank Drive Raw Water Pumps
Bearing Seal For Johnson & Sherwood Crank Drive Raw Water Pumps Bearing Seal For Johnson & Sherwood Crank Drive Raw Water Pumps
$53.00 $58.36
Bearing Seal For Johnson & Sherwood Crank Drive Raw Water Pumps
$53.00 $58.36
Fits crank driven Indmar Johnson pump & Crank driven Pleasurecraft Sherwood pumps. Sold each! Requires 2 Bearings - Both pumps require 2 bearings! WILL NOT...
1-1/2 Inch ID Water Hose With Wire 1-1/2" Inside Diameter OEM MPI 100-1120
1-1/2 Inch ID Water Hose With Wire 1-1/2" Inside Diameter OEM MPI 100-1120
$14.95 $19.95
1-1/2 Inch ID Water Hose With Wire 1-1/2" Inside Diameter OEM MPI 100-1120
$14.95 $19.95
Water Hose Wire Reinforced 1-1/2 Inch Inside Diameter MPI Hose Fits Indmar, PCM, Mercruiser & others Sold per foot - For 2 feet, order 2,...
Fitting Nylon 1" NPT X 1-1/4" Barb 90 Degree For Manifold Water Drain Hose Indmar 605030
Fitting Nylon 1" NPT X 1-1/4" Barb 90 Degree For Manifold Water Drain Hose Indmar 605030 Fitting Nylon 1" NPT X 1-1/4" Barb 90 Degree For Manifold Water Drain Hose Indmar 605030
$13.00 $14.50
Fitting Nylon 1" NPT X 1-1/4" Barb 90 Degree For Manifold Water Drain Hose Indmar 605030
$13.00 $14.50
Fitting for exhaust water drain hose - OEM Indmar 605030 90 degree nylon fitting. Size 1 NPT" threaded X 1" hose Fitting used in Indmar...
Belt Tensioner Assembly PCM 6.0L Engines Three Bolts RA068002
Belt Tensioner Assembly PCM 6.0L Engines Three Bolts RA068002A Belt Tensioner Assembly PCM 6.0L Engines Three Bolts RA068002A
$143.95 $158.95
Belt Tensioner Assembly PCM 6.0L Engines Three Bolts RA068002
$143.95 $158.95
OEM CRU-RA068002 6.0L COMPLETE ASSEMBLY BODY & PULLEY  Three Bolts to mount. If you have two bolts holding your pulley on, CLICK HERE Fits PCM...
Washer Zip Washer 7/16 ID and 1 Inch OD Johnson Raw Water Pump OEM Indmar 565952Q
Washer Zip Washer 7/16 ID and 1 Inch OD For Johnson Raw Water Pumps OEM Indmar 565952Q
$5.22
Washer Zip Washer 7/16 ID and 1 Inch OD Johnson Raw Water Pump OEM Indmar 565952Q
$5.22
Zip Washer - Goes between the Johnson Crank Driven Raw Water Pump and the crank when installing to minimize vibration and shaking. You will need...
7.4L L29 Delco Tune Up Kit M74DELCO/L29/MAG
7.4L L29 Delco Tune Up Kit M74DELCO/L29/MAG
$179.00 $187.17
7.4L L29 Delco Tune Up Kit M74DELCO/L29/MAG
$179.00 $187.17
Comprehensive kit includes the items needed to tune-up Mercruiser 7.4L L29 GM multiport efi engines with Delco EST ignition system. Normal annual maintenance items including...
Sparkplug Wire Set Volvo 4.3L V6 Delco EST | United Marine 221
Sparkplug Wire Set Volvo 4.3L V6 Delco EST | United Marine 221
$69.26 $85.98
Sparkplug Wire Set Volvo 4.3L V6 Delco EST | United Marine 221
$69.26 $85.98
Custom tailored 8mm sparkplug wire set for Volvo 4.3L V6 engines with Delco EST igntion system. For Volvo Penta GM V6 4.3L engines from approximately...
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