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

AC Delco Spark Plug Set - Iridium Platinum 6.0L OEM Part RP030011 AC Delco Spark Plug Set - Iridium Platinum 6.0L OEM Part RP030011
17%
$130.00 $157.10
Crusader RP030011 Spark Plug Set Includes 8 Plugs Crusader 6.0L Platinum Spark Plug Set For Crusader 6.0L GM engines Contains (8) platinum AC Delco plugs...
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
9%
$31.78 $34.99
Sierra Kit includes exhaust manifold to head gasket & mounting bolts for Pleasurecraft Marine Ford small block marine engines. SOLD EACH SIDE - SOLD EACH PCM...
Relocator Indmar Oil Filter Relocator 13/16 Original Indmar 531091E
8%
$76.05 $82.89
ORIGINAL INDMAR OIL FILTER RELOCATOR 13/16 GM  Oil filter relocator 13/16.  Used on 5.7 Liter and 8.1 Liter GM engines. For the nipple Spud, order part...
LONG BOLT 8 X 3/8"-16 X 4-3/4" LONG OEM 565247Q Bolt Riser Bolt Long Bolt 8 X 3/8"-16 X 4-3/4" Long OEM 565247Q
47%
$1.85 $3.49
LONG BOLT 8 X 3/8"-16 X 4-3/4" LONG OEM 565247Q Screw FH 3/8 -16 X 4 3/4 SP 25 SOLD Each! Order 6 each per...
RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3 RAW WATER PUMP INDMAR CRANKSHAFT DRIVEN HIGH FLOW INDMAR# 685020-3
15%
$330.00 $386.99
ORIGINAL INDMAR PUMP for INDMAR 5.7L - 3 Holes In Flange OEM crankshaft mounted engine cooling pump used on 5.7L Indmar LTR & LT1 model marine...
Rotor for V8 marine engines with crab style Mallory flat cap distributors.
9%
$10.95 $11.99
Rotor for V8 marine engines with crab style Mallory flat cap distributors. Used with 18-5375 distributor cap - Click HERE for CAP Replaces Chris Craft...
REPAIR KIT JOHNSON OEM INDMAR MINOR SERVICE KIT FOR F6B9 PUMP OEM INDMAR 49-5001
5%
$93.00 $97.62
ORIGINAL INDMAR Johnson Pump 09-45825 Crankshaft Type Water Pump Service Kit Johnson Pump 09-45825 Crankshaft Type Water Pump Service Kit Minor Service Kit Used on...
Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor Oil Extractor Pela PL-650 - Big 6.5 Liter - 6.87 Quarts Easy Extractor
7%
$139.59 $149.99
Original Pela 650 6.5 Liter Marine Oil Change Pump This Pela 650 marine oil change pump can reach the required vacuum power to pull the...
Gasket Exhaust Elbow ZR PCM RM0274A Gasket Exhaust Elbow ZR PCM RM0274A
9%
$58.48 $64.52
GASKET EXHAUST ELBOW ZR PCM RM0274A Seals between manifold & riser on Crusader 6.0L - 6.2L marine engines. Crusader exhaust elbow gasket Used on Crusader...
Manifold Exhaust 5.0L - 5.7L PCM OEM PCM Starboard RA028026A
1%
Sold Out
OEM Pleasurecraft Marine Aluminum Exhaust Manifold-Starboard IF YOU CAN ADD ONE TO YOUR CART, WE STILL HAVE IT IN STOCK. IF NOT, PLEASE CHECK BACK WITH US...
2004-2006 Muffler Kit Mastercraft - MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A
27%
$1,309.22 $1,801.79
MUFFLER KIT MASTERCRAFT 2004-2006 MCX 205V/X2/210/X10/230/X30/280/X80/Xstar/X1 OEM 253010A Does NOT include the rubber elbows! Inlets are tilted outwards towards the end caps Inlet holes are...
2013-2014 Muffler Mastercraft- 3.5" Inlet/Outlet - Port Universal  OEM 252087P
32%
$708.68 $1,037.30
MUFFLER MASTERCRAFT 2013 - 2014 3.5"inlet/outlet Port Universal OEM 252087P MUFFLER - PORT SIDE 2013 - 2014 Manufactured by Ultra Marine. Easy to install! Ultra...
2008-2012 Muffler Mastercraft Angled 3-1/2" Offset Inlet At 20° Angle Vertical 280-MCX 252002
32%
$472.50 $699.99
Mastercraft Muffler Silent Master for MCX 2008 - 2012 Part# 252002 20 ° Angled 3-1/2" Offset Inlet Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine...
Knock Sensor GT 40 1995 Up PCM Ford GT40 Multi Port EFI PCM R020022
17%
$74.40 $89.29
Knock Sensor, PCM GT 40 1995 & up MPFI PCM OEM Item Replaces OMC/Johnson/Evinrude 3853956 Replaces Volvo Penta 3857030
ROTOR MALLORY YL SERIES OEM MALLORY ROTOR MAA-309
14%
$16.80 $19.59
Original Equipment Mallory Rotor with copper tip fits YL Marine Series V8 engines This item is usually used on electronic distributors, but will also work...
Wire Harness Extension 10 Feet Original PCM# R121014 Wire Harness Extension 10 Feet Original PCM# R121014
17%
$105.00 $126.86
Engine to dash 8 prong rectangular plug 10 foot wiring harness extension PCM Fords from 70's Up Fits All Indmar Ford's and GM up through...
Spark Plug Set Ford 351 HO - GT-40 Set Of 8 OEM RP030007 Spark Plug Set Ford 351 HO - GT-40 Set Of 8 OEM RP030007
19%
$30.70 $38.02
Original Crusader - PCM Spark Plug Set RP030007 Includes 8 Plugs PCM Spark plugs for 351's, GT-40 HO engines Note these Autolite 104 plugs supersedes...
Starter GM Bottom - Front Mount Left Hand Permanent Magnet 5.0-5.7 Original PCM RA122015 STARTER GM BOTTOM - FRONT MOUNT LEFT HAND PERMANENT MAGNET 5.0-5.7 ORIGINAL PCM RA122015
3%
$213.78 $221.20
Original PCM Starter Bottom Mount GM 350 & 305 - RA122015 GM front/bottom mount standard high torque for most 305/350 (5.0 /5.7l) PCM motors Left...
Temperature Sender Water Temp 3/8 Inch NPT OEM R020002 Temperature Sender Water Temp 3/8 Inch NPT OEM R020002
26%
$36.00 $48.95
OEM R020002  3/8 in. NPT Single Station Temperature Sender PCM 302 GT40 in circulation pump Some Mercruisers,  part# 806490T Early LT1 in the Thermostat housing...
Wire Set Spark Plug And Coil PCM - 6.0L - LY6 Non CES 2009 & Newer Original PCM RK120022
18%
$65.46 $79.43
OEM PCM Spark Plug Wire Set For 6.0L - LY6 Non Catalyst Engines For: 2009 And Newer Engines PCM OEM PART RK120022 PCM ZR409 NON CATALYST...
Map Sensor 5.7 MPI OEM PCM And Indmar
10%
$135.74 $151.38
OEM Map Sensor for Multi Port Fuel Injection (MPI) Original Crusader manifold absolute pressure sending unit send air flow measurements to the ECM GM MEFI...
Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008 Belt PCM Alternator V-Belt GM 5.7 - 5.0 Years 2000-2003 Only R066008
17%
$12.49 $14.99
PCM  GM Alternator V-Belt  Also used for the Ford Raw Water Pump Belt (sold in Ford belt set) PCM Alternator V-Belt Fits early 5.7 Excalibur...
Seal Lip Seal For Sherwood Raw Water Pumps OEM SHER-18652
11%
$16.85 $18.95
Lip Seal for the Crank Driven  Sherwood Pump OEM Fits PCM GM Sherwood P-105 & Sherwood P-151 pumps  If your pump is leaking, replace your...
Belt Indmar Serpentine LTR Engine with Serial Numbers IC-972970 And Below OEM 72-5026
19%
$65.00 $79.85
This is an Original Indmar Belt 72-5026 Indmar serpentine alternator belt 48 3/4 in. overall length 13/16 in. wide Original Indmar Replace belts when cracked...
Repair Kit Complete Raw Water Pumps Original Quicksilver QS-46-807151A14
14%
$119.99 $139.99
ORIGINAL REPAIR KIT FOR MERCRUISER ORIGINAL STYLE PLASTIC BODY PUMPS  QUICKSILVER BRAND - NOT SIERRA! Impeller kit with 1 piece pump housing for Mercruiser Bravo engine mounted...
Bracket Kit Crank Driven Raw Water Pump GM 350 OEM MP-308711 Replacement Retrofit
38%
$37.00 $59.95
Small Block Chevy Crank Mounted Raw Water Pump Bracket Marine Power 308711 - OEM AS SHOWN! Holds crankshaft mounted raw water pump used on Marine...
Thermostat Kit Mercruiser GM 142 Degree Complete Service Kit 18-3668
23%
$35.32 $45.79
Sierra 142 Degree Thermostat KIT Original Equipment Mercury( Old Style ) Fits various Mercruiser V6, V8 small block and V8 big block raw water engines...
454 Exhaust Manifold Kit Replaces The NLA PCM R028010
4%
$885.00 $919.50
NOTE - PCM no longer sells the R028010 Manifold for the 454 engine. In order to convert, you have to use Barr CHVA-1-84 and 20-0082 and...
Distributor Cap & Rotor Kit HVS PCM & Indmar RP173098
17%
$106.55 $127.95
Original OEM PCM - Flat distributor cap And Rotor V8 marine engines with HVS ignition sytems Distributor Cap and rotor kit for PCM 5.7 and 5.0...
OMC 21 Micron Fuel Water Separator Filter
1%
$15.95 $16.19
Replacement spin-on fuel filter with OMC threads removes contaminants & water from incoming fuel. OMC thread fuel filter Protects marine engines by filtering water, dust,...
Gasket Exhaust Riser To Manifold - Replaces RM0009 Sierra 18-0676-1
35%
Sold Out
GASKET EXHAUST RISER TO MANIFOLD Exhaust Elbow Gasket  Exhaust Elbow Gasket for Pleasurecraft Inboards Replaces OEM# PCM-RM0099 NO LONGER AVAILABLE IN SIERRA® PLEASE SEE OEM...
Gasket Manifold Exhaust All GM Small Block Exhaust Manifold to Head Gasket 18-2902-1
6%
$17.89 $18.99
Gasket seals exhaust manifold to cylinder head on GM V8 small block marine engines. Exhaust manifold gasket For GM V8 283, 305, 307, 327, 350,...
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