• Pistons and piston components
• Piston rings and ring sets
• Engine gaskets and powerhead gasket kits
• Cylinder sleeves for bore repair
• Crankshafts and rotating assembly parts
• Flywheels, flywheel keys, and related hardware
• Engine anodes for internal corrosion protection

Honda internal engine components should be selected by exact engine application, not horsepower alone. Similar Honda outboards may use different pistons, rings, gaskets, sleeves, or crankshaft components depending on year, model family, and serial number range.

For best results, compare the OEM part number from your Honda diagram or service manual with the item listing before ordering.

What parts are considered internal engine components?

Internal engine components include parts used inside or directly on the powerhead, such as pistons, piston rings, crankshafts, cylinder sleeves, engine gaskets, flywheels, keys, and powerhead gasket kits.

Can I order Honda pistons or rings by horsepower only?

No. Horsepower is only a starting point. Pistons and rings should be matched by model, serial number, bore size, and OEM part number whenever possible.

When should a powerhead gasket kit be used?

A powerhead gasket kit is commonly used during major engine service, powerhead teardown, or rebuild work where multiple gaskets and seals need to be replaced.

Are cylinder sleeves used for engine rebuilds?

Yes. Cylinder sleeves are commonly used during rebuild work when the cylinder bore requires repair or restoration. Machine work may be required depending on the application.

• Honda Outboard Parts
• Honda Engine Rebuild Kits
• Honda Service and Oil Change Kits
• OEM Schematics