ENGINE PARTS

Inboard 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 many 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 30 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 today.

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Lower Thermostat Housing Crusader 97557
$115.31
OEM thermostat housing for many raw water cooled Crusader marine engines. Fits many big block & small block GM Crusader marine engines For raw water...
Hose Formed Water Pump To Cooler Volvo Brand 826423
$64.05 $70.30
SEA PUMP TO OIL COOLER HOSE Replaces QS Number  QS-32-88795  
Fuel Filter Kit Sierra Replaces QS-35-18458Q4 Sierra 18-7968
$24.00 $25.19
Sierra 18-7968 Fuel FilterReplaces the long backordred Quicksilver 35-18458Q4 Fuel Filter Kit Water Separating Fuel Filter Kit
Exhaust Riser Extension 8 Inch With Gaskets BARR-CR-20-97169
$355.00 $366.00
Direct replacement exhaust riser mounts between the manifold & elbow of older Crusader marine engines to reduce the possiblity of water backflow into the engine...
Exhaust Riser Extension 8 Inch OEM Crusader PCM 97169
$225.57
Replacement OEM Crusader riser raises exhaust elbow above waterline. Crusader 8 in. riser extension Fits Crusader V8 small block 283, 305, 307, 327, and 350...
7.8 Inch Exhaust Elbow Riser Volvo Penta 3863061 7.8 Inch Exhaust Elbow Riser Volvo Penta 3863061
$376.56 $428.00
Standard 7.8 inch one-piece exhaust riser for many Volvo Penta 4.3L, 5.0L, 5.7L, & 8.1L center rise exhaust manifolds. Volvo Penta 3863061 exhaust riser Standard...
GM Small Block Exhaust Manifold Volvo Penta 3847501
$405.00 $504.00
OEM Volvo Penta center rise exhaust manifold for GM 5.0L & 5.7L marine engines. Volvo Penta center rise exhaust manifold For Volvo Penta GM 5.0L...
Tune Up Kit - Delco EST Small Block Tri-Pak Tune Up Kit United Marine UIW-1-126
$99.36 $137.97
Delco EST Small Block Tri-Pak Tune Up Kit Kit fits Crusader and Mercruiser V8 305 and 350 cubic inch engines with Delco EST Ignition systems...
Exhaust Manifold Kit 7.4, 8.1 & 8.2 Liter Crusader RK028021A Exhaust Manifold Kit 7.4, 8.1 & 8.2 Liter Crusader RK028021A
$500.40
Exhaust manifold kit  for 7.4, 8.1L or 8.2L Crusader engines that includes the SAE and metric fasteners to fit all three applications. Exhaust Manifold INCLUDES...
Center Riser Kit 4 Inch Exhaust Riser Kit Upgrade CRU-22818 - CRU-22128
$451.55
OEM Crusader riser kit to raise center rise exhaust elbows above waterline. Crusader 4 in. Center Rise Exhaust Riser One Piece replaces the two  piece...
Idler Pulley Quicksilver® OEM QS-864625T
$55.99 $64.99
Idler Pulley Quicksilver® Brand Idler Pulley 4.25" Diameter OEM
Wire Set Spark Plug and Coil Delco EST V8 Spark Plug Wire Set Blue UIW-203
$72.00 $98.97
Delco EST V8 Spark Plug Wire Set  CUSTOM WIRE SET SPARK PLUG AND COIL V8 marine spark plug wire set Delco EST V8 marine spark...
Housing Thermostat Housing Mercruiser® Upper Thermostat Housing Barr Marine MC-29-47441 Housing Thermostat Housing Mercruiser® Upper Thermostat Housing Barr Marine MC-29-47441
$48.76 $49.00
Upper Thermostat Housing Mercruiser OEM Direct replacement thermostat housing fits Mercruiser 225, 260, 228, and 898/198 model small block marine engines. Barr Mercruiser thermostat housing Includes bare...
Rolled Edge Exhaust Tips With Flapper - 4 Inch Corsa® Performance 11030 Rolled Edge Exhaust Tips With Flapper - 4 Inch Corsa® Performance 11030
$349.00 $399.99
Pair of polished stainless steel bull nose exhaust tips fit inboard boats with 4 in. exhaust. 90 degree flange exhaust tips For use with 4...
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Indmar 6.0L Manifold Kit with Clamps & Gasket PORT SIDE With CAT 49-53400 Indmar Marine Engines 6.0L Manifold Kit with Clamps & Gasket.Port Side Chevrolet...
Cool Fuel Gen III Filter Element Mercury-Quicksilver 35-8M0093688 Sierra Brand 18-7977
$47.88 $56.79
Cool Fuel Gen III Filter Element Replacement fuel filter element for Mercruiser MPI marine engines with GEN III cool fuel systems. Gen III Cool Fuel...
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Fuel Filter - NO LONGER AVAILABLE However, the replacement for this is Sierra® 18-7919 CLICK HERE Quicksilver® 8M0103095 FILTER Fuel-Water Separating (11/16-16 Thread)
Belt Alternator and Circulation Pump -  LT4  OEM R066044
$47.04
Belt  6.2L LT4 OEM R066043 - LY6 BELT SERPENTINE 6.0L - LY6  PCM Chevy 6.0L, 375 HP The belt is 89-3/4" OAL 13/16" wide Will...
Belt 6.2L LT4 - LY6 OEM R066043
$110.95
OEM Belt Serpentine Belt Indmar 6.0L, LY6, LS-2, LS-3, LQ-9 Serpentine belt for Indmar 6.0L marine engines from 2003 & up This is an Original Indmar...
Wire Set Spark Plug Wire Set EST Distributor OEM 98070
$56.81
Crusader EST Delco Spark Plug Wire Set Crusader Delco EST ignition small block engine spark plug wire set Fits Crusader GM V8 305 C.I.D. (5.0L)...
Items 1361 to 1380 of 1509 total