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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.

Scroll down for all Engine Items

Hose Marine Bilge Hose 3/4 Inch Black Color I.D. MPI 120-0340 Hose Marine Bilge Hose 3/4 Inch Black Color I.D. MPI 120-0340
32%
$0.85 $1.25
Bilge Hose - 3/4" MPI Brand - BLACK COLOR Sold per foot - Price is per foot Note - Quantity is total length ordered in...
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
13%
$42.00 $48.33
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...
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...
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
7%
$259.40 $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 &...
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...
Muffler Supra Moomba Skiers Choice 3.5" Inlet W/60° Angle  - 3" Outlet OEM 100700
12%
$493.99 $561.68
MUFFLER SUPRA MOOMBA SKIERS CHOICE - REPLACES UM-0429 3.5" inlet w/60° angle 3" Outlet OEM 100700 Angled 60 Degree 3-1/2" Inlet With 3" Straight Outlet...
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...
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...
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...
Plenum Cover Gasket Intake To Plenum Indmar OEM 76-5003
7%
$15.30 $16.40
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...
Belt Alternator V-Belt Marine Power 260515
18%
$22.00 $26.99
Marine Power Alternator V-Belt - OEM alternator belt fits various Marine Power GM small block marine engines. Marine Power alternator v-belt For Marine Power GM 262 and...
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
29%
$25.00 $34.99
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...
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.)
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...
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...
OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT
4%
$135.00 $139.99
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...
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...
HOSE EXHAUST HOSE SOFTWALL NO WIRE 3 INCH I.D. MPI 200-3000
38%
$24.05 $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...
MUFFLER KIT SUPRA MOOMBA SKIERS CHOICE KIT -340 Cayalist Muffler w/(2) Rubber Elbows OEM 107208
15%
$1,197.31 $1,412.17
MUFFLER KIT SUPRA MOOMBA SKIERS CHOICE KIT Does NOT include the 2 rubber elbows! 340 Catalyst Muffler - 3.5" In / 3.5" Out 39° Angle...
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"...
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"...
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...
Gasket Thermostat Cover Upper Raw Water Cooled Ford 2 Pack Replaces RM0003 Sierra 18-0878
38%
$2.99 $4.83
GASKET THERMOSTAT HOUSING RAW WATER SIERRA® 18-0878-9 PACK OF 2 For the Upper Thermostat Housing for PCM Motors Thermostat Gasket for Pleasurecraft Inboards Replaces Pleasurecraft Marine...
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...
Dipstick Tube 351 Ford 1998 And Up PCM R041031B Dipstick Tube 351 Ford 1998 And Up PCM R041031B
16%
$52.93 $62.95
Dipstick Tube for 351 Ford Original PCM R041031B FORD 351 - 1998 AND UP Make sure the pan has a fitting in the side for...
Bracket PCM Water Pump Mounting Bracket PCM Ford All Original PCM R090008 Bracket PCM Water Pump Mounting Bracket PCM Ford All Original PCM R090008
30%
$34.95 $49.99
BRACKET PCM WATER PUMP MOUNTING BRACKET Fits Sherwood G-21 Pump Part# RA057007 Fits All PCM Ford Engines! Original PCM R090008
Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011 Riser Exhaust 3.5" PCM H.O. Ford - GM OEM PCM R029011
13%
Sold Out
OEM Pleasurecraft Marine HO Exhaust Elbow Riser 3.5" Riser 3.5" PCM Exhaust Elbow Riser fits 5.7L Engines - R029011 This is the PCM exhaust riser...
BELT INDMAR LT1-1995 AND UP MASTERCRAFT OEM 72-5010 BELT INDMAR LT1-1995 AND UP MASTERCRAFT OEM 72-5010
18%
$68.45 $83.56
Fits LT-1 Engines With Serpentine Belt - OEM INDMAR BELT! Due To Alternator Bracket Changes, It may not fit early 1993 & 1994 Models The Current belt supplied...
Cover Plate Raw Water Pump Indmar Johnson OEM 68-5013
18%
$34.75 $42.29
OEM Cover Plate for Johnson Raw Water Pump Indmar OEM 68-5013 Cover Plate for the Johnson Raw Water Pump Fits Indmar Pump # 685001! Replaces...
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...
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