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

Alternator Kit 100 Amp Retro Fit 5.7L GM Engine RF097009B
21%
$389.95 $493.85
100 Amp Alternator Retrofit Kit 5.7L GM For 5.7L GM Engines Retro fit kit, upgrade your 70 Amp GM alternator to the better 100 Amp Alternator...
Tune Up Kit Delco EST V8 Replaces PCM RP173081 Sierra® 18-5281
30%
$38.25 $54.99
Sierra Distributor Cap & Rotor 18-5281 Tune-up kit includes cap & rotor for GM V8 marine engines with Delco EST HEI module-in-cap distributors For V8...
Distributor Mallory All GM Electronic Left Hand Engines PCM# RA107039M -18-5494-2 Distributor Mallory All GM Electronic Left Hand Engines PCM# RA107039M -18-5494-2
21%
$625.00 $788.99
All GM 305, 350, 454, left hand rotation engines. Also works on older, right hand GM engines, around 1994 and prior, that use Left Hand gears...
Rotor Mallory Distributor Stack Cap V8 Rotor Replaces PCM R103001 Sierra Brand 18-5404-1
26%
$8.49 $11.49
Rotor used on Mallory single point marine distributors-Sierra Replaces Mercury Marine, Mercruiser 391-7057, 391-5088, 391-7057T, 391-898253029, 8M6001224, and FI6901224 Replaces OMC 982211 Replaces Pleasurecraft R103001...
ETA Breaker Switch 20 AMP Thermal - Ignition - Main ETA Breaker Switch 20 AMP Thermal - Ignition - Main
30%
$30.00 $42.95
ETA BREAKER - SWITCH 20 AMP - 2-5700-IG1-P10-DD-20A Correct Craft & Supra Dashes Push-On Spade Terminal Connector Combination Switch & Breaker Combination switch/circuit breakerUsed on dash of...
ETA Breaker Switch 10 AMP Thermal- Navigation Lights-Anchor-Accessory ETA Breaker Switch 10 AMP Thermal- Navigation Lights-Anchor-Accessory
32%
$29.00 $42.95
ETA BREAKER - SWITCH 10 AMP Correct Craft & Supra Dashes Push-On Spade Terminal Connector Combination Switch & Breaker Combination switch/circuit breakerUsed on dash of Correct...
Circuit Breaker 40 Amp Push Button
21%
$58.00 $72.99
40 Amp Medium Duty Push Button Circuit BreakerNote: Replaces 35 Amp Reset-only 40A circuit breaker is ideal for many DC & AC circuit protection applications...
Circuit Breaker 20 Amp Push Button 2139
16%
$54.36 $65.06
20 Amp Medium Duty Push Button Circuit Breaker Reset-only 20A circuit breaker is ideal for many DC & AC circuit protection applications that do not...
Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650 Battery Isolator Switch Add-A-Battery Blue Sea Systems 7650
20%
$195.80 $244.66
This switch and relay completely separates the batteries for independent use or will allow you to combine them for emergency starting! Great addition and good...
Thermostat Kit Mercruiser 160 Degree EFI Complete Service Kit 18-3648
18%
$27.00 $32.99
160 Degree Thermostat Kit EFI Includes BOTH Gaskets Mercruiser raw water cooled marine engines New Style housing used with EFI engines 1994 and up EFI and...
Housing Thermostat Housing Complete GM Indmar OEM CHV-29-80
8%
$179.00 $193.91
Thermostat Housing GM Indmar CHV-29-80 OEM Thermostat Housing for V6 and Short Block V8 Chevrolet,CHV-29-80 Fits GM V8 small block engines Complete thermostat housing assembly...
HEAT EXCHANGER FORD PCM 302 - 351 FRESH WATER COOLED - FWC OEM-RA147008
17%
$1,880.11 $2,260.14
Heat Exchanger PCM Ford 302 & 351 Original PCM Heat Exchanger PCM-RA147008 Single Pass Exchanger 302 AND 351 CARBURETED! Will NOT fit GT-40 EFI or...
Renew Kit Holley OEM Item - 703-1 Rebuild Kit Renew Kit Holley OEM Item - 703-1 Rebuild Kit
4%
$86.43 $90.25
Holley OEM Item - Marine Carburetor Renew Kit  703-1 Rebuild kit for various Model 4160 Holley Marine Carburetors. For Holley Marine carburetors with List Numbers:...
Flame Arrestor 2 Vents Power Plus For Two Hoses
22%
$94.00 $119.95
Flame Arrestor With 2 Vents - 2 Hose Connection Aluminum 2-1/2 In. High X 7 In. Outside Diameter With Two Vents Fits Holley 4 Barrel...
Belt PCM Serpentine Chevy 6.0L -ZR6 - 2007 And Prior Only R066027
8%
$55.00 $59.56
PCM R066027 Serpentine engine belt for ZR6  PCM 6.0L  375 HP 2007 and prior! 89-3/4" overall length and 13/16" wide Fits 1999 and up PCM Chevy...
Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
14%
$53.49 $62.49
OEM Mercruiser impeller service kit for most inboard Mercruiser V8 engines 1980 to 2003 This is OEM, not an aftermarket Four-piece kit contains the impeller, plate,...
Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 Raw Water Pump Crusader PCM Belt Driven Sherwood OEM SHER-G55-2 RA057009
16%
$1,049.00 $1,252.31
Sherwood replacement bronze sea water pump for Pleasurecraft Marine 454 CID engines. Will fit PCM GM 350, 454 Up To Mid 1990'sWill not fit Excalibur...
Bearing For Sherwood Belt Drive Raw Water Pumps SHER-23448
9%
$28.00 $30.88
Fits All Belt Driven PCM Pumps Does NOT WORK for P-105 crank driven pump You will need two bearings for each pump: G-21, G-55-2, P-1012,...
Wear Plate For Sherwood Raw Water Pump Sherwood OEM# R109029 Sherwood Brand
11%
$30.45 $34.31
Wear plate for Sherwood Raw Water Pump PCM OEM# R109029 SHERWOOD Triangular plate replaces the older style round one Uses Item # RM0125 Gasket
Repair Kit Complete Raw Water Pumps Sierra® 18-3150
16%
$104.99 $124.99
REPAIR KIT FOR MERCRUISER ORIGINAL STYLE PLASTIC BODY PUMPS  REPLACES OEM# QS-46-807151A14 Impeller Kit!  Sierra Kit FOR ORIGINAL QUICK SILVER, ORDER PART# QS-807151A14 Impeller kit with...
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