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

MANIFOLD EXHAUST MOUNTING KIT GM ALL 5.7L ENGINES INDMAR OEM 49-1006 Manifold Exhaust Mounting Kit GM 5.7L Engines Indmar OEM 49-1006
43%
$22.99 $39.99
Original Equipment Indmar Exhaust Manifold Mounting Kit OEM Indmar 49-1006 Bolt & Elbows Kit OEM Bolts & Both 90° Elbows SOLD PER SIDE - NEED TWO...
Spark Plug Set Vortec 5.7L AC Delco Replaces PCM RP030008 MR43-LTS Set Of 8 Spark Plug Set Vortec 5.7L AC Delco Replaces PCM RP030008 MR43-LTS Set Of 8
12%
$46.00 $52.33
AC Delco MR43-LTS Long Reach Spark Plug Set Replaces PCM RP030008 & RP030008A Includes 8 Plugs AC Delco MR43-LTS Replaces Indmar 49-1008 GM Vortec 300+ HP...
Belt PCM Serpentine GM CHEVY 5.7 - 5.0 Belt PCM Serpentine GM CHEVY 5.7 - 5.0
13%
$48.00 $55.44
PCM R066028 Fits PCM Chevy 2004 & Up Excalibur 5.7 with Serial Numbers 440007 & Up - 330 HP EX-343 and Pro Sport 5.0 - 275...
Distributor DUI Performance Ford 351 Right Hand Reverse Rotation Blue Color - DUI-M35820RRBL Distributor DUI Performance Ford 351 Right Hand Reverse Rotation Blue Color - DUI-M35820RRBL
6%
$850.00 $899.95
The DUI Davis Unified Ignition Advantage for your Ford 351 Windsor RIGHT HAND - Reverse Rotation BLUE COLOR WE WILL HAVE MORE OF THESE TO SHIP SEPTEMBER 2025!...
Sold Out
THIS ITEM IS NLA - VERY SORRY ABOUT THAT! PCM FORD 1996 and Up Original PCM Pulley R065035 4 Bolt - 2 Groove 6-1/4" O.D....
See Description For Replacement - Muffler Interchangeable Angled 3-1/2 Inch 45° O.D. Inlet With 3-1/2 Inch O.D. Straight Outlet OEM UM-288MUFFLER
24%
Sold Out
UM288MUFFLER IS NLA - Ultra Marine - Muffler Aftermarket Interchangeable FOR REPLACEMENT - CLICK HERE Angled 45 Degree 3-1/2" Inlet With 3-1/2" Straight Outlet 26"...
Gasket Manifold Exhaust All GM Small Block Non-Catalyzed Engines Indmar CHV-47-0000
6%
$16.50 $17.54
Manifold Exhaust Gasket - All years - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! NON-CAT ENGINES ONLY! This gasket can be...
Spark Plug Set Ford 302 - 351 -14MM - Autolite #24 Set Of 8 OEM RP030002 Spark Plug Set Ford 302 - 351 -14MM - Autolite #24 Set Of 8 OEM RP030002
8%
$36.72 $39.95
Original Crusader - PCM Spark Plug Set RP030002 STANDARD ENGINES 240/250 HP - 1989 - 1995 Includes 8 Plugs Prestolite & Mallory Distributors Plug gap .035...
Hose Fuel Clear Tygon® Tubing Versilon C-210-A, 3/8" ID -1/2" OD
31%
$3.45 $4.99
Clear Fuel Tubing / Hose - 3/8 Inside Diameter & 1/2 Outside Diameter SOLD PER FOOT Fuel Oil; Gasoline, Automotive; Kerosene; Lubricants; Mineral Oil; Turpentine...
Plenum Cover Gasket Intake To Plenum Indmar OEM 76-5003
5%
$20.12 $21.26
OEM intake to plenum gasket used on many Indmar marine engines with raised intake plenum. Indmar raised intake to plenum gasket Used on Indmar marine...
HOSE FORMED INDMAR CHEVY 350 RAW WATER PUMP TO T-STAT OEM INDMAR 84-1002D HOSE FORMED INDMAR CHEVY 350 RAW WATER PUMP TO T-STAT OEM INDMAR 84-1002D
4%
$37.00 $38.52
Indmar formed hose from the crank driven GM 5.7 pump to the thermostat housing (no cooler in hose). This is for the engines with the...
PULLEY CIRULATION PUMP 5.0 - 5.7 PCM ITEM R065053A Pulley Circulation Pump 5.0 - 5.7 PCM Item R065053A
8%
$43.00 $46.98
Pulley for Circulation Pump  Pulley Circ Pump 5.7L BLK Replaces Crusader R065053 Replaces Volvo Penta Part Number 3860083 2003 and up Original PCM Pulley R065053A...
Ballast Ignition Resistor Ford And GM 1.5 OHM For Ignition Coils 18-5450
13%
$18.30 $20.99
Ballast Resistor for use with externally resisted ignition coils Sierra replacement resistor for standard ignitions Prevents premature failure of points and condenser For Ignition Coil...
Alternator 55 Amp Internal Regulator Yellow Lead PCM And Indmar 3/8" V-Belt Pulley Alternator 55 Amp Internal Regulator Yellow Lead PCM And Indmar 3/8" V-Belt Pulley
30%
$194.00 $278.19
Alternator 55 Amp 12 volt with yellow lead - RA097006 Replaces the old 51 Amp Style Alternator with a 3/8" pulley Replaces Indmar 75-5024 &...
Fuel Pressure Regulator Original Indmar - 63-6126 Fuel Pressure Regulator Original Indmar 4 BAR Indmar OEM 63-6126
7%
$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...
OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT
1%
$169.00 $170.20
OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT This kit changes the water flow through the 5.7L ETX CAT exhaust manifolds (re-routes the cooling...
HOSE EXHAUST HOSE SOFTWALL NO WIRE 3 INCH I.D. MPI 200-3000
28%
$28.08 $38.90
Exhaust Hose No Wire Softwall 3" I.D. MPI Brand Good for short, straight connections MPI 200-3000 Sold per foot. Exhaust hose – 3′ inch diameter. This...
1994-1997 Muffler Mastercraft - 3.5" Offset Inlet/Outlet MS200/MS225 VRS - 17" OAL OEM 252029
38%
$498.00 $809.33
MUFFLER MASTERCRAFT 1994 - 1997 3.5" offset  inlet/outlet MS200/MS225 VRS - 17" OAL  OEM 252029 Fits both sides - Starboard & Port MUFFLER - 3.5"...
SWITCH LOW OIL PRESSURE FOR ENGINE ALARM 6 PSI SIERRA OP22900
13%
$14.50 $16.59
LOW OIL PRESSURE SWITCH FOR ENGINE ALARM Used for Electric Fuel Pump Shut Off.Thread size: 1/8" - 27Terminal type: 10-32 stud Some Indmar Engines Through...
Wire Kit 8MM Ford - Chevy 302-351-350 Blue Color Mega Mag 109 MEG-109
41%
$84.00 $142.56
For Prestolite and Mallory Distributors PCM - Indmar up to 1994 Will not fit Delco distributors Mega-Mag low resistance/high output wire 90 degree boots on...
Tune Up Kit Delco EST V8 original Factory PCM RP173081
9%
$41.00 $44.95
Original OEM - PCM - Crusader Distributor Cap & Rotor OEM Crusader kit includes distributor cap and rotor. Fits most Indmar EFI and carbureted after...
Impeller Kit Sherwood For P151 And G157 Pumps Impeller Kit Sherwood For P151 And G157 Pumps
14%
$77.05 $89.42
Original Sherwood impeller kit protects marine engines by maintaining consistent engine temperatures. FULL REPAIR KIT! Fits Sherwood P151 Pump! US Marine Ford And Some Marine...
Electric Fuel Pump Pierburg Indmar Factory Original Indmar 55-6184 Electric Fuel Pump Pierburg Indmar Factory Original Indmar 55-6184
23%
$295.00 $380.82
Original Indmar Electric Fuel Pump Factory Indmar OEM# 55-6184 IND-55-6184 Indmar Pierburg fuel pump Used in Indmar powered Malibu boats built in approximately 2003-06 Used in...
Throttle Position Sensor - TPS - Potentiometer Throttle Mate Indmar OEM 39-7008 Throttle Position Sensor - TPS - Potentiometer Throttle Mate Indmar OEM 39-7008
19%
$129.00 $159.45
Throttle Position Sensor - Indmar Original 397008 Potentiometer for Throttle Mate either PPS or TCP Throttle Position Sensor - TPS - Potentiometer Throttle Mate Indmar...
1990-1993 MUFFLER MASTERCRAFT LIFT - 3" INLINE LIFT 60° ANGLE - 3" OUTLET 24"L OEM 252015
30%
$515.52 $741.05
MUFFLER MASTERCRAFT LIFT 1990-1993 + 3" INLINE LIFT 60° ANGLE - 3" OUTLET APPROXIMATELY 26" OVERALL LENGTH OEM 252015 Part# 252015 3" Inlet & 3"...
Muffler Interchangeable Ultra 3 Inch Straight Inlet With 3 Inch Straight Outlet 13 Inches Long OEM UM-289-3000 Muffler Interchangeable Ultra 3 Inch Straight Inlet With 3 Inch Straight Outlet 13 Inches Long OEM UM-289-3000
41%
$225.00 $380.73
Ultra Marine - Muffler Aftermarket Interchangeable UM-289-3000 13" Total length 3" inlet/outlet Also available in 3-1/2" & 4" in - out Straight 3" Inlet with...
Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011 Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011
11%
$275.00 $310.00
OEM Pleasurecraft Marine HO Exhaust Elbow Riser 3.5" Riser IN STOCK FOR NOW! 3.5" PCM Exhaust Elbow Riser fits 5.7L Engines - R029011 This is...
Distributor GM Delco 5.0L - 5.7L - 7.4L MPI Original PCM# RA107039D
7%
$495.00 $531.27
Replacement Electronic Distributor for GM V8 marine engines features marine module and brass terminal cap. PCM GM fuel injected TBI & MPI through 2001 Indmar...
Bushing Front Engine Mount Indmar OEM 53-6005
40%
$16.00 $26.85
Engine Bushing Mount (Front INB.)
Bolt For Exhaust Manifold Stainless Ford All Years PCM RS3945 Bolt For Exhaust Manifold Stainless Ford All Years PCM RS3945
30%
$3.00 $4.29
Stainless Steel Allen Head Bolt 3/8 -16 x 1 1/8 In SOLD EACH! 8 Bolts are needed per manifold OEM Exhaust Manifold Bolt PCM Ford...
Hose Water Hose No-Wire Soft Wall 1" I.D. MPI Brand - OEM 110-1000
24%
$8.88 $11.70
Water Hose NO WIRE Soft Wall 1 Inch Inside Diameter MPI Brand Fits Indmar, PCM, Mercruiser & others Sold per foot - For 2 feet, order...
FITTING NYLON 3/8" NPT X 5/8" BARB 90 DEGREE FOR MANIFOLD WATER DRAIN HOSE INDMAR 605019
36%
$5.49 $8.55
90 Degree Elbow Nylon Fitting For Indmar Manifolds 3/8" X 5/8" OEM Indmar 605019  Sold each. Note! DO NOT replace this fitting with anything other than nylon. Replacing these...
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