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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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Spark Plug Set 305 - 350 - 454 Autolite Set Of 8 Original PCM RP030003
Spark Plug Set 305 - 350 - 454 Autolite Set Of 8 Original PCM RP030003 Spark Plug Set 305 - 350 - 454 Autolite Set Of 8 Original PCM RP030003
11%
$38.50 $43.33
Spark Plug Set 305 - 350 - 454 Autolite Set Of 8 Original PCM RP030003
$38.50 $43.33
PCM Original Spark Plug Set  PCM RP030003 Includes 8 Plugs Standard Non-Vortec Replaces MR43T These plugs are for Non-Vortec heads around 1996 and prior Recommended...
Starter GM 6.0L Bottom Mount 2003 Up 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L ARCO 30462
Starter GM 6.0L Bottom Mount 2003 Up 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L ARCO 30462
19%
$275.00 $340.73
Starter GM 6.0L Bottom Mount 2003 Up 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L ARCO 30462
$275.00 $340.73
ARCO Quality Marine Starter Replaces RA122019 ARCO-30462 Bottom Mounted Starter for PCM Engines 2003 & UP 6.0L - ZR6 - ZR409 - ZR450 - LY6 -...
Starter GM 6.0L Bottom Mount 2003 UP 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L Original PCM RA122019
Starter GM 6.0L Bottom Mount 2003 UP 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L Original PCM RA122019
10%
$249.04 $275.92
Starter GM 6.0L Bottom Mount 2003 UP 6.0L - ZR6 - ZR409 - ZR450 - LY6 - Assault 6.0L Original PCM RA122019
$249.04 $275.92
Original PCM Starter RA122019 Bottom Mounted Starter for PCM Engines 2003 & UP 6.0L - ZR6 - ZR409 - ZR450 - LY6 - ASSAULT 6.0L ARCO...
Starter Right Hand GM Top Mount Original Crusader RA122008
Starter Right Hand GM Top Mount Original Crusader RA122008
9%
$395.00 $432.53
Starter Right Hand GM Top Mount Original Crusader RA122008
$395.00 $432.53
Original Crusader Starter for GM RIGHT Hand Rotation "Opposite Rotation" Engines Fits 305 - 350 - 454 - Engines - Top Mount Starter Top mount bolts...
Solenoid Replacement For Starter GM Left Hand GM Top Mount ARCO-SW463
Solenoid Replacement For Starter GM Left Hand GM Top Mount ARCO-SW463
8%
$52.00 $56.34
Solenoid Replacement For Starter GM Left Hand GM Top Mount ARCO-SW463
$52.00 $56.34
Replacement starter solenoid Replaces PCM RU0050B Fits OE Delco PG 260 This solenoid will not fit Arco 30460 or 30470 Replaces OMC 3850216 Replaces Mercury...
Temperature Water Temp Sender For MPI PCM All GT40 All Years Original PCM R020024
Temperature Water Temp Sender For MPI PCM All GT40 All Years Original PCM R020024 Temperature Water Temp Sender For MPI PCM All GT40 All Years Original PCM R020024
16%
$85.49 $101.38
Temperature Water Temp Sender For MPI PCM All GT40 All Years Original PCM R020024
$85.49 $101.38
Coolant Temperature Sender for ALL PCM GT40 Engines Water temperature sensor for PCM GT40 : Sends temperature signal to the ECM Coolant Temperature Sensor Replaces...
Switch Oil Pressure PCM Early Years Protec Ignitions Original R020015
Switch Oil Pressure PCM Early Years Protec Ignitions Original R020015
100%
Sold Out
Switch Oil Pressure PCM Early Years Protec Ignitions Original R020015
Sold Out
THIS ITEM IS NO LONGER AVAILABLE! - THE REPLACEMENT ITEM IS ITEM NUMBER R020015A CLICK HERE TO ORDER THE REPLACEMENT OIL PRESSURE SWITCH OIL PRESSURE...
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
17%
$65.00 $78.05
Temperature Sender Engine Coolant 3/8 Inch NPT OEM Indmar 55-6013
$65.00 $78.05
ORIGINAL INDMAR Coolant Temperature Sensor Less Expensive Optional replacement is item: R020019  
Wire Set Spark Plug And Coil 5.0 - 5.7 MPI HVS RH Original PCM RK120020
Wire Set Spark Plug And Coil 5.0 - 5.7 MPI HVS RH Original PCM RK120020
5%
$79.07 $82.91
Wire Set Spark Plug And Coil 5.0 - 5.7 MPI HVS RH Original PCM RK120020
$79.07 $82.91
OEM PCM Wire Set For 5.7 & 5.0L MPI HVS Right Hand Right Hand - Reverse Rotation Crusader / PCM Left Hand or Standard Rotation Uses Item#...
E-Coil GT40 Engines All Years OEM R117008
E-Coil GT40 Engines All Years OEM R117008
21%
$80.86 $102.64
E-Coil GT40 Engines All Years OEM R117008
$80.86 $102.64
Ford EFI GT40 Ignition Coil all years
Ignition Coil Ford - GM Standard Ignition OEM R117001
Ignition Coil Ford - GM Standard Ignition OEM R117001
17%
$71.92 $86.52
Ignition Coil Ford - GM Standard Ignition OEM R117001
$71.92 $86.52
OEM ignition coil for standard ignition - Original Crusader Item R117001 Ignition Coil Replaces Volvo Penta 835998 Point Type Ignitions Used with external resistance Replaces: Volvo...
Map Sensor GT40 PCM Ford EFI All Years PCM R020025
Map Sensor GT40 PCM Ford EFI All Years PCM R020025 Map Sensor GT40 PCM Ford EFI All Years PCM R020025
10%
$301.15 $335.46
Map Sensor GT40 PCM Ford EFI All Years PCM R020025
$301.15 $335.46
OEM Map Sensor All PCM GT40 Multi-Port EFI Engines Original PCM R020025
Injector Fuel 24 Pound Per Hour GT40 RN0154
Injector Fuel 24 Pound Per Hour GT40 RN0154 Injector Fuel 24 Pound Per Hour GT40 RN0154
29%
$160.00 $224.63
Injector Fuel 24 Pound Per Hour GT40 RN0154
$160.00 $224.63
GT 40 ALL YEARS 24 POUND PER HOUR PCM GT40 ALL YEARS Sold Each
Crank Position Sensor Indmar For All 6.0L - LQ9 Engines - OEM Indmar 55-1360
Crank Position Sensor Indmar For All 6.0L - LQ9 Engines - OEM Indmar 55-1360
42%
$118.00 $202.28
Crank Position Sensor Indmar For All 6.0L - LQ9 Engines - OEM Indmar 55-1360
$118.00 $202.28
OEM Crank Position Sensor Indmar 6.0L - LQ9 All Years Indmar 551360 Fits ALL Indmar 6.0L & LQ9 Engines Sold each
Voltage Regulator ASM PCM Original Item 97201
Voltage Regulator ASM PCM Original Item 97201
7%
$88.95 $95.25
Voltage Regulator ASM PCM Original Item 97201
$88.95 $95.25
PCM Voltage Regulator ASM  Crusader Part# 97201 PRESTOLITE ORIGINAL
Throttle Position Sensor -TPS - GM MPI Engine Sierra Brand Sierra 18-7700
Throttle Position Sensor -TPS - GM MPI Engine Sierra Brand Sierra 18-7700 Throttle Position Sensor -TPS - GM MPI Engine Sierra Brand Sierra 18-7700
6%
$135.00 $143.00
Throttle Position Sensor -TPS - GM MPI Engine Sierra Brand Sierra 18-7700
$135.00 $143.00
Sierra Brand Throttle Position Sensor 18-7700 GM MPI Throttle Position Sensor, Multi-Port Fuel Injection. Not for 06 up Drive By Wire Not for LT1 Replaces Crusader...
Distributor DUI Performance 302 - 289 Right Hand Reverse Rotation Black Color - DUI-M31820RRBK
Distributor DUI Performance 302 - 289 Right Hand Reverse Rotation Black Color - DUI-M31820RRBK Distributor DUI Performance 302 - 289 Right Hand Reverse Rotation Black Color - DUI-M31820RRBK
29%
$695.00 $975.00
Distributor DUI Performance 302 - 289 Right Hand Reverse Rotation Black Color - DUI-M31820RRBK
$695.00 $975.00
The DUI (Davis Unified Ignition) Advantage for 302 & 289 Right Hand (Reverse) Rotation! Correct Craft and a few other engines Engine Model# PRA, PRB...
Wire Set Spark Plug And Coil Big Block Engine Blue UIW-110 Performance
Wire Set Spark Plug And Coil Big Block Engine Blue UIW-110 Performance
8%
$82.38 $89.97
Wire Set Spark Plug And Coil Big Block Engine Blue UIW-110 Performance
$82.38 $89.97
V8 Big Block Spark Plug Wire Set United Ignition Wire 110 8 mm ignition wire set Fits GM OR Ford 8 cylinder big block marine engines...
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Sierra® 18-5489-2
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Sierra® 18-5489-2 Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Sierra® 18-5489-2
27%
$822.00 $1,126.99
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Sierra® 18-5489-2
$822.00 $1,126.99
Sierra Brand Mallory magnetic breakerless ignition distributor fits Ford 5.8L left hand rotation marine engines Complete Distributor Requires resistor block R119001 For Ford 351 cu. in....
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Factory Original PCM # RA107025A
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Factory Original PCM # RA107025A Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Factory Original PCM # RA107025A
16%
$825.00 $980.00
Distributor Mallory 5.8 Ford 351 Breakerless Left Hand Factory Original PCM # RA107025A
$825.00 $980.00
Mallory magnetic breakerless ignition distributor fits Ford 5.8L left hand rotation marine engines Original PCM - This is NOT an aftermarket Distributor! Requires resistor block...
Relay - Mercruiser Starter Relay Flat Bracket - Sierra Brand 18-5816
Relay - Mercruiser Starter Relay Flat Bracket - Sierra Brand 18-5816 Relay - Mercruiser Starter Relay Flat Bracket - Sierra Brand 18-5816
20%
$24.00 $29.99
Relay - Mercruiser Starter Relay Flat Bracket - Sierra Brand 18-5816
$24.00 $29.99
Flat Bracket Relay Solenoid For Mercury - Mercruiser 12V isolated base starter solenoid and tilt & trim solenoid for various Mercury and Mercruiser applications Fits many Mercury...
Relay - Starter Marine Starter Relay PCM Original R130016
Relay - Starter Marine Starter Relay PCM Original R130016
15%
$24.00 $28.28
Relay - Starter Marine Starter Relay PCM Original R130016
$24.00 $28.28
PCM 2007 & UP EXCALIBUR 343 - PRO SPORT 5.0 & 6.0L Square plastic style relay with 5 connection terminals Used on various Crusader model...
ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump
ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump
26%
$42.00 $56.95
ETA Breaker Switch 2.5 AMP Thermal- Bilge Pump & Automatic Bilge Pump
$42.00 $56.95
ETA SYSTEMS BREAKER - SWITCH 2.5 AMP Correct Craft & Supra Dashes Push-On Spade Terminal Connector Combination Switch & Breaker Combination switch/circuit breakerUsed on dash of...
6" Fuel Tank Sender Stainless Steel
6" Fuel Tank Sender Stainless Steel 6" Fuel Tank Sender Stainless Steel
64%
$27.03 $74.18
6" Fuel Tank Sender Stainless Steel
$27.03 $74.18
6" Length - 7" Tank Depth - Reed Switch Sending Unit Boats with 7" depth tanks.SAE 5 Hole Pattern (240-30 ohms).Will NOT replace 3 wire...
22" Fuel Tank Sender Stainless Steel Moeller
22" Fuel Tank Sender Stainless Steel Moeller 22" Fuel Tank Sender Stainless Steel Moeller
15%
$145.00 $170.79
22" Fuel Tank Sender Stainless Steel Moeller
$145.00 $170.79
22" Length For 23" Tank Depth - Moeller Reed Switch Sending Unit (Requires Dash Mounted Gauge) Reed Switch Sending Units collect fuel level information more...
7" Fuel Tank Sender Stainless Steel Moeller
7" Fuel Tank Sender Stainless Steel Moeller 7" Fuel Tank Sender Stainless Steel Moeller
44%
$58.00 $104.49
7" Fuel Tank Sender Stainless Steel Moeller
$58.00 $104.49
7" Length - 8" Tank Depth - Reed Switch Sending Unit Reed Switch Sending Units collect fuel level information more consistently than swing-arm senders. They...
10" Fuel Tank Sender For 11" Tank Depth Stainless Steel Moeller 114-03576210
10" Fuel Tank Sender For 11" Tank Depth Stainless Steel Moeller 114-03576210 10" Fuel Tank Sender For 11" Tank Depth Stainless Steel Moeller 114-03576210
19%
$88.14 $109.29
10" Fuel Tank Sender For 11" Tank Depth Stainless Steel Moeller 114-03576210
$88.14 $109.29
10" Length - 11" Tank Depth - Moeller Reed Switch Sending Unit (Requires Dash Mounted Gauge) Reed Switch Sending Units collect fuel level information more...
Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021
Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021 Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021
9%
$121.00 $132.89
Flame Arrestor 7.4L MPI 8.1 Crusader Brand OEM R145021
$121.00 $132.89
Flame Arrestor OEM Crusader-PCM 7.4L MPI 8.1
Belt PCM Alternator 7.4 - 8.2 H.O. 1/2 Inch R066011
Belt PCM Alternator 7.4 - 8.2 H.O. 1/2 Inch R066011
9%
$58.08 $64.10
Belt PCM Alternator 7.4 - 8.2 H.O. 1/2 Inch R066011
$58.08 $64.10
PCM Alternator V-Belt 7.4L & 8.2L High Output (H.O.)  Belt is 1/2" PCM Alternator V-Belt For Pleasurecraft Marine 454 cu. in. engines R066011
O-Ring Set For Fuel Injection Management System Volvo Penta
O-Ring Set For Fuel Injection Management System Volvo Penta
18%
$14.00 $16.99
O-Ring Set For Fuel Injection Management System Volvo Penta
$14.00 $16.99
O-RINGS Fits Volvo Motors Penta Marine Division You will need these two O-Rings when replacing your Fuel Injection Management System OEM Volvo Penta Kit contains:...
Impeller Repair Kit Johnson OEM JP-09-5000 Complete *D-E**D-F*
Impeller Repair Kit Johnson OEM JP-09-5000 Complete *D-E**D-F* Impeller Repair Kit Johnson OEM JP-09-5000 Complete *D-E**D-F*
29%
$85.00 $119.00
Impeller Repair Kit Johnson OEM JP-09-5000 Complete *D-E**D-F*
$85.00 $119.00
VOLVO PENTA JOHNSON OEM JP-09-5000 This repair kit will fit all of the engines below: Fits all Johnson JP-09-5000 - F5 Series Fits Volvo JP...
Circulation Pump Big Block 454 Bi-Rotational Water Pump
Circulation Pump Big Block 454 Bi-Rotational Water Pump Circulation Pump Big Block 454 Bi-Rotational Water Pump
7%
$217.13 $234.69
Circulation Pump Big Block 454 Bi-Rotational Water Pump
$217.13 $234.69
Bi-Rotational Circulating Pump 454 and big blocks BRAND NEW NOT A REMAN PUMP! Includes internal and external gaskets The most common problems with circulation pumps are...
Items 1025 to 1056 of 1452 total