CLOSED FOR ANNUAL INVENTORY - ORDER & SHIPPING NOTICE - OUR OFFICES WILL BE CLOSED THROUGH THE FOLLOWING DATES:

FRIDAY, OCTOBER 17th THROUGH FRIDAY, OCTOBER 24th FOR INVENTORY. WE WILL REOPEN MONDAY, OCTOBER 27th.

ALL ORDERS PLACED DURING THIS TIME WILL BE PROCESSED ON MONDAY, OCTOBER 27th WHEN WE RESUME OUR NORMAL BUSINESS HOURS.

WE APPRECIATE YOU AND THANK YOU FOR YOUR BUSINESS! GOD BLESS AND HAPPY FALL!

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

Impeller & O-Ring Kit PCM 2004 Up Modular Pump Replaces RP061022  Sierra Brand 18-8926
25%
$45.50 $60.99
Impeller & O-Ring Kit For PCM Modular Pumps Sierra Brand - REPLACES PCM & Crusader RP061022 FITS: CRUSADER 5.7 & 6.0L WITH SERPENTINE BELT Incudes...
Pipe Plug Brass Exhaust Manifold Drain Plug Hex Head 3/4 Inch NPT Brass PCM - Indmar OEM RS3533A
10%
$15.21 $16.95
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"...
Exhaust Service Installation Kit PCM Ford 302 - 351 Both Sides Complete Set OEM PCM RP173029
11%
$159.00 $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...
Barb Thermostat Housing Hose Barb Nylon Fitting 3/4 Inch NPT X 1 Inch  OEM 60-5008
43%
$4.95 $8.75
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...
Hose Fuel Feed 3/8 Inch I.D Low Permeation Shield's Brand - 116-368-0386 Hose Fuel Feed 3/8 Inch I.D Low Permeation Shield's Brand - 116-368-0386
21%
$3.12 $3.94
Fuel Feed Hose - 3/8" I.D. Shield's Brand Low Permeation Sold per foot - Price is per foot Note - Quantity is total length ordered...
Gasket Manifold Corner All GM Small Block Catalyst Engines PCM RM0285 Gasket Manifold Corner All GM Small Block Catalyst Engines PCM RM0285
10%
$12.95 $14.36
Manifold Corner CAT Gasket - All years - RM0285 PCM Port & Starboard Manifold to Corner gasket Sold individually
Dipstick Tube Indmar 5.7 - 350 OEM 55-1059 - 551040
27%
$49.00 $66.95
Engine Oil Dipstick Tube Indmar 5.7L Original Indmar 55-1040 - REPLACED with Part # 55-1059 Used on all Indmar 5.7L 350's Fits Monsoon, MCX, Carb...
Starter Kit Left Hand Ford 302 - 351 OEM ARCO-70200 Starter Kit Left Hand Ford 302 - 351 OEM ARCO-70200
14%
$205.00 $239.00
Left Hand "Standard" Engine Rotation 2 Bolt New style permanent magnet starter replaces old plunger style. Fits most PCM and Indmar Fords in Mastercraft, a...
Thermostat 170 Degree PCM Full Kit OEM RP026003 Thermostat 170 Degree PCM Full Kit OEM RP026003
10%
$123.55 $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...
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
26%
$14.00 $18.95
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)...
Relay - 12V GM Fuel Pump - System Original PCM R130012
17%
$28.17 $33.80
Fuel pump relay with 1/8 inch connectors for Crusader MPI engines Original Pleasurecraft Marine Part - R130012 Shrouded relay with 1/8 inch connector tabs For...
Gasket ETX Exhaust Manifold Dump Gasket OEM 76-5006
18%
$11.85 $14.50
GASKET EXHAUST EXT INDMAR OEM Gasket located between the Indmar ETX catalyst aluminum exhaust manifold to stainless steel elbow (dump). Indmar EXTCAT exhaust manifold elbow (dump)...
Tune Up Kit Mercruiser 7.4 Liter Thunderbolt Complete Tune Up Kit
9%
$205.00 $224.05
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...
TPS Sensor Potentiometer 5.7L & 6.0L DBW 2007 And Up PCM OEM R119005A R119005A OLD STYLE
6%
$341.00 $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...
Hose Formed Indmar Raw Water Pump To Transmission Cooler Indmar OEM 81-1101D
22%
$42.00 $53.99
Formed Hose RAW WATER PUMP TO TRANSMISSION COOLER METAL UPGRADE - CLICK HERE 1-1/4 inches by 38 inches for use in Malibu marine applications MONSOON...
Switch Neutral Safety Newer Style 1981 And Up Includes O-Ring OEM R153011 Switch Neutral Safety Newer Style 1981 And Up Includes O-Ring OEM R153011
51%
$23.59 $48.14
Neutral Safety Switch only, used in all Borg-Warner Velvet Drive (1981 & Up) and PCM transmissions This item INCLUDES the O-RING Recommended each time you replace NSS Fits Velvet...
Oil Line Release Tool - Transmission Oil Lines From Transmission Cooler Tool OEM 99-6607 Oil Line Release Tool - Transmission Oil Lines From Transmission Cooler Tool OEM 99-6607
12%
Sold Out
DISCONINTUED PER INDMAR - NO SUBSTITUTES - SORRY ORIGINAL INDMAR Tool used for releasing the oil lines from transmission oil cooler fittings. TOOL ONLY -...
HOSE EXHAUST HOSE CORRUGATED WITH WIRE 3 INCH I.D. MPI 252-3000 HOSE EXHAUST HOSE CORRUGATED WITH WIRE 3 INCH I.D. MPI 252-3000
16%
$35.00 $41.64
Exhaust Hose Corrugated With Wire MPI® 252-3000 3" I.D. - Great for tight radius applications! Over 20° bends! 252-3000-1-611903 Sold per foot. Exhaust Hose – 3...
Drain Hose Exhaust Drain Hose With Coupler Indmar 816058 Drain Hose Exhaust Drain Hose With Coupler Indmar 816058
30%
$35.00 $49.99
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...
Manifold Exhaust EXT CAT Exhaust Aluminum <b> Starboard Side</b> Indmar 53-1400HL OEM Indmar Manifold Exhaust EXT CAT Exhaust Aluminum Port Side Indmar 53-1401HL OEM Indmar
17%
$1,750.00 $2,115.36
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!...
Riser Exhaust 3" PCM Ford - GM OEM PCM R029001
9%
$205.00 $225.15
OEM Pleasurecraft Marine Exhaust Riser 3" Riser - R029001 OEM exhaust riser fits many PCM GM & Ford V8 small block marine engines Generally used...
Raw Water Pump Indmar Crankshaft Driven High Flow F6B-9 Indmar# 68-5020-4 Fits LT1+ Raw Water Pump Indmar Crankshaft Driven High Flow F6B-9 Indmar# 68-5020-4 Fits LT1+
11%
$330.00 $369.99
ORIGINAL INDMAR PUMP for INDMAR LT1 - LTR - 685020-3 3 FLANGE HOLES ONLY to keep vibration down for the LT Engines. LT-1 / LTR Bronze...
Belt Alternator V-Belt Marine Power 260515
32%
$18.45 $26.99
Marine Power Alternator V-Belt - alternator belt fits various Marine Power GM small block marine engines. Volvo & Marine Power alternator v-belt For Marine Power...
Ring Gear Ford Small Block 302-351 With 157 Teeth Ring Gear Ford Small Block 302-351 With 157 Teeth
25%
$42.00 $55.89
Ring Gear Replacement Ford 302 & 351 157 Teeth 12" Inside Diameter 13-1/4" Outside Diameter Replaces R139006
Gasket Big Block Riser To Manifold Indmar Indmar Original 53-1017
54%
$6.75 $14.80
Exhaust Riser To Manifold Gasket Indmar Big Block Engines - All years SOLD PER SIDE - NEED TWO PER ENGINE Note: If you have FRESH WATER...
3/4 Inch Hardwall Marine Exhaust-Water Hose MPI Brand 100-0340
10%
$12.49 $13.88
Water Hose Wire Reinforced 3/4" Inch Inside Diameter  MPI® 100 Series Hose Sold per foot We also have Shield's Brand - CLICK HERE Wire reinforced,...
Hose Fuel Vent Hose 5/8 Inch I.D. Shield's® 116-369-0586
17%
$4.75 $5.73
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...
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...
Fitting 1/2" NPT X 5/8" Barb Straight For Manifold Water Drain Hose Indmar 60-5004
47%
$3.99 $7.58
Fitting for exhaust water drain hose - H.O. OEM Indmar 605004 Straight nylon fitting. Size 1/2" threaded X 5/8" hose Fitting used in Indmar cast...
Sending Unit Oil Pressure 80 PSI Single Station GM Ford PCM Indmar 2006 & Prior Indmar OEM 64-5002
13%
$78.00 $89.99
Original Indmar 645002 Oil Pressure Sending Unit To Gauge  Replaces Pleasurecraft Marine R020001 Sierra® Brand - Click HERE 80 PSI pressure rating Single station 1/8...
Fuel Filter Element Carter Fuel Pumps 98-2021 Fuel Filter Element Carter Fuel Pumps 98-2021
15%
$11.45 $13.44
FUEL FILTER ELEMENT FOR CARTER MECHANICAL FUEL PUMP INDMAR Ford OEM Fuel Pumps 98-2021 V-8 fuel filter element Fits into bottom of fuel pump (small canister) Fits...
Items 97 to 128 of 1452 total