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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Thermostat 143 Degree PCM Ford 351-302 Raw Water Cooled With Gasket Sierra Brand -18-3671 Thermostat 143 Degree PCM Ford 351-302 Raw Water Cooled With Gasket Sierra Brand -18-3671
$33.00 $36.89
Thermostat used on raw water cooled PCM Ford 302 and 351 cu. in. marine engines Sierra Brand Replaces Pleasurecraft Marine RP026002E Replaces Mallory 9-43154 Fits...
Bushing Transmission Rear Mount Indmar 53-6007 The Old Number Is 53-6004 Bushing Transmission Rear Mount Indmar 53-6007 The Old Number Is 53-6004
$10.95 $15.60
Replacement bushing for Indmar transmission mounts Indmar 53-6007 OLD NUMBER Superseded from 53-6004 Indmar transmission mount bushing 536007 Two required per mount (top and bottom)...
Temperature Sender Water Temp PCM | Indmar | Some PCM GM 1/2 Inch NPT OEM R020003 Temperature Sender Water Temp PCM | Indmar | Some PCM GM 1/2 Inch NPT OEM R020003
$43.35
OEM PCM Ford - GM & INDMAR Ford - GM R020003 Engine temperature sending unit sends signal to temperature gauge 1/2 in. NPT Single Station Temperature Sender...
Gasket PCM And Indmar Lower Thermostat Housing To Intake PCM OEM# RM0121
$8.95 $9.95
GASKET PCM LOWER THERMOSTAT HOUSING TO INTAKE OEM# RM0121 5.0L and 5.7L Thermostat Original Crusader Not Aftermarket Fits Fresh AND Raw Water Cooled Pleasure Craft Marine...
Seal For Johnson Raw Water Pumps OEM 68-5004
$24.75 $26.66
Seals Pump Housing to the shaft for Indmar Pumps Johnson Not Aftermarket - One seal. Picture shows front and back The open side faces impeller &...
2 Inch ID Fuel Feed Hose 2 Inch Inside Diameter 350-2000
$18.00 $23.08
Fuel Fill Hose - 2" I.D. MPI Fuel Fill Hose 350-2000 Sold per foot - Price is per foot Note - Quantity is total length...
Exhaust Service Installation Kit PCM Ford 302 - 351 Both Sides Complete Set OEM PCM RP173029
$179.60
OEM Pleasurecraft Marine complete engine set for BOTH sides Includes bolts for 3" & 3-1/2" risers Includes manifold gasket, riser gasket, bolts, washers, elbow and...
Housing Thermostat Housing Indmar Ford 302-351 Four Hose OEM 29-0083 Housing Thermostat Housing Indmar Ford 302-351 Four Hose OEM 29-0083
$160.78 $173.15
Thermostat Housing Ford Indmar OEM for Small Block Fords 302-351 Fords Can be used to replace the NLA R025001 and the RA025001. Thermostat Housing Assembly Small...
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Formed Hose RAW WATER PUMP TO TRANSMISSION COOLER SEE THE METAL UPGRADE - CLICK HERE 1-1/4 inches by 38 inches for use in Malibu marine...
Fuel Pressure Regulator Original Indmar - 63-6126 Fuel Pressure Regulator Original Indmar 4 BAR Indmar OEM 63-6126
$98.05 $105.00
Fuel Pressure Regulator Indmar 636126 OLD Number was 63-6125 or 636125 This is the new part number 63-6126 Indmar Fuel Pressure Regulator Original Indmar 63-6126 Maintains the...
Pipe Plug Brass Exhaust Manifold Drain Plug Hex Head 3/4 Inch NPT Brass PCM - Indmar OEM RS3533A
$13.55
3/4" NPT - BRASS Drain Pipe Plug for Exhaust Manifold for Indmar OR PCM This is the newer Brass Plug - Note: 3/4" NPT measures about 1"...
Drain Hose Exhaust Drain Hose With Coupler Indmar 816058 Drain Hose Exhaust Drain Hose With Coupler Indmar 816058
$42.20 $45.44
Exhaust Drain Hose With Coupler OEM Indmar This is a great kit! Indmar 5/8" Inside Diameter Exhaust Drain Hose Replaces the old style plastic connectors...
Barb Thermostat Housing Hose Barb Nylon Fitting 3/4 Inch NPT X 1 Inch  OEM 60-5008
$5.27 $5.67
3/4" NPT X 1" Nylon Straight Fitting Straight 3/4 inch by 1 inch fitting made of nylon Used on Thermostat Housings May need to order...
Thermostat 170 Degree PCM Full Kit OEM RP026003 Thermostat 170 Degree PCM Full Kit OEM RP026003
$136.77
170 ° - Up To 1997 GM 350/454 Raw Water Cooled Ford Fresh Water Cooled; the older By-Pass Styles Note that the old 140/145 degree is REPLACED...
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IF YOU CAN ADD ONE TO YOUR CART, WE HAVE ONE LEFT. IF THIS ITEM SHOWS SOLD OUT, WE ARE WATING TOO. THANK YOU MUCH!...
TPS Sensor Potentiometer 5.7L & 6.0L DBW 2007 And Up PCM OEM R119005A R119005A OLD STYLE
$361.94
PTC SENSOR POTENTIOMETER 5.7L & 6.0L DBW 2007 AND UP - SEE PICTURE FOR ADVISORY: Replaces Crusader RA119005 If you order the RA119005, PLEASE NOTE...
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Exhaust Hose Corrugated With Wire MPI® 252-3000 REPLACED WITH 254 SERIES - CLICK HERE PLEASE 3" I.D. - Great for tight radius applications! Over 20° bends!...
Gasket Manifold All GM Small Block Engines PCM RM0287
$15.48
Manifold Gasket - All years - RM0287 GASKET Replaces Crusader 98192 Original Pleasurecraft Marine RM0287 SOLD PER SIDE - NEED TWO PER ENGINE! Marine gaskets...
Exhaust Elbow Mounting Kit With Bolts PCM Ford - Riser To Manifold 18-8504 Exhaust Elbow Mounting Kit With Bolts PCM Ford - Riser To Manifold 18-8504
$17.89 $18.89
PCM FORD EXHAUST ELBOW MOUNTING KIT - RISER TO MANIFOLD Includes gasket & mounting bolts For Pleasurecraft Marine 302 & 351 CID exhaust risers Includes...
Oil Filter GM 5.7L - 6.0L - 6.2L OEM Marine Engine Indmar 872023-1 Oil Filter GM 5.7L - 6.0L - 6.2L OEM Marine Engine Indmar 872023-1
$13.68 $14.73
Recommended for all 5.7L & GM based 6.0L & 6.2L below S/N 174786. Indmar filters capture 45 percent more dirt and last 30 percent longer...
Hose Fuel Vent Hose 5/8 Inch I.D. Shield's® 116-369-0586
$3.79 $3.87
Weather and UV resistant hose is primarily used for fuel vent line applications. 5/8 in. inside diameter. Sold per foot. THIS HOSE REPLACES 315-05805/8 in. ID...
Tune Up Kit Mercruiser 7.4 Liter Thunderbolt Complete Tune Up Kit
$159.06 $184.49
Comprehensive kit includes everything needed to tune-up Pre Vortec Mercruiser 7.4L engines with Thunderbolt electronic distributors. For Mercruiser 7.4 liter 454 cu. in. Pre Vortec...
Riser Exhaust 3" PCM Ford - GM OEM PCM R029001
$200.15
OEM Pleasurecraft Marine Exhaust Riser 3" Riser - R029001 OEM exhaust riser fits many PCM GM & Ford V8 small block marine engines Generally used...
Starter Kit Left Hand Ford 302 - 351 OEM ARCO-70200 Starter Kit Left Hand Ford 302 - 351 OEM ARCO-70200
$225.00 $235.12
Left Hand "Standard" Engine Rotation 2 Bolt New style permanent magnet starter replaces old plunger style. Fits most PCM and Indmar Fords in Mastercraft, but...
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