What does 'file-fit' mean for these piston rings?

File-fit rings need to be custom-gapped to your engine's cylinder bore. You'll use a ring filer tool to adjust the end gap on the top and second rings to the manufacturer's specifications for your engine. This ensures a proper seal.

What materials are the piston rings made from?

The top ring is carbon steel with a nitride finish, the second ring is ductile iron with a phosphate coating, and the oil ring is carbon steel with a chrome finish. This combination is chosen for sealing and durability.

Are these rings ready to install out of the box?

No, these are file-fit rings and require gapping to your specific cylinder bore before installation. You will also need to refer to the manufacturer's instructions for the correct installation procedure.

2004-2005 Honda TRX450R Piston Rings | JE Pistons

Name: JE Pistons Ring Sets 1.0-1.2-2.0 3.701
Brand: JE Pistons
SKU: je-pistons-je-pistons-ring-sets-1-0-1-2-2-0-3-701-t14-298093
Price: 42.72 USD
Availability: InStock

JE Pistons Ring Sets 1.0-1.2-2.0 3.701

$42.72

Only 1 left in stock

Fits 2004-2005 Honda TRX450R. JE Pistons ring set for improved sealing and horsepower.

Key Features

Fits 2004-2005 Honda TRX450R.
Includes one cylinder's worth of piston rings.
Top ring is 0.0394 inch thick carbon steel with a nitride finish.
Second ring is 0.0472 inch thick ductile iron with a phosphate coating.
Oil ring is 0.0787 inch thick carbon steel with a chrome finish and low tension design.
Rings are file-fit, requiring gapping to the cylinder bore during installation.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Honda TRX450R 2004-2005

Product Details

When you're rebuilding the top end of your 2004-2005 Honda TRX450R, a good set of piston rings is crucial for getting that engine running right. This JE Pistons ring set is designed to seal combustion pressure effectively, which helps maximize horsepower. You get a top ring made of carbon steel with a nitride finish, a second ring of ductile iron with a phosphate coating, and a low-tension oil ring made from carbon steel with a chrome finish. These rings are file-fit, meaning you'll need to gap them to your specific cylinder bore during installation.

JE Pistons offers these rings in a variety of sizes and thicknesses to suit different engine builds. The specific combination of materials and finishes in this set is chosen to balance durability and performance. The file-fit nature means you can precisely set the ring gap for your engine's bore, which is important for optimal sealing and preventing blow-by. This attention to detail in the ring design helps ensure you get the most out of your engine rebuild.