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

File-fit rings are designed to be trimmed to size by the installer using a specialized file. This allows for a custom fit to the specific cylinder bore, ensuring a superior seal compared to pre-sized rings.

What materials are used in this JE Pistons ring set?

The top ring is ductile iron with plasma moly, the second ring is iron phosphate, and the oil ring is carbon steel with chrome. This combination is chosen for durability and reduced friction.

Can these rings be used in any engine build?

This set is specifically for 8-cylinder engines. While JE Pistons offers custom services for other applications, this particular part number is intended for standard 8-cylinder setups. It is also not CARB approved for use in California.

JE Pistons Piston Ring Set JP0008-4280-5

Name: JE Pistons Ring Sets 5/64-5/64-3/16 RING
Brand: JE Pistons
SKU: je-pistons-je-pistons-ring-sets-5-64-5-64-3-16-ring-t14-298189
Price: 179.99 USD
Availability: BackOrder

JE Pistons Ring Sets 5/64-5/64-3/16 RING

$179.99

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

JE Pistons Ring Sets 5/64-5/64-3/16 RING. These file-fit rings help maximize horsepower by precisely sealing combustion pressure.

Key Features

Fits 8-cylinder engines.
File-fit design allows for precise cylinder bore matching.
Top ring is 0.078 inch ductile iron with plasma moly coating.
Second ring is 0.078 inch iron phosphate.
Oil ring is 0.188 inch carbon steel with chrome and low tension.
Designed to maximize horsepower through precise sealing.

⚠️ 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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Product Details

JE Pistons Ring Sets are built to help your engine make the most power by ensuring a tight seal for combustion pressure. This particular set, part number JP0008-4280-5, is designed for 8-cylinder applications and features file-fit rings, meaning you can precisely tailor them to your cylinder bore for optimal performance. The top ring is made from ductile iron with a plasma moly coating for durability, the second ring is iron phosphate, and the oil ring is a low-tension carbon steel with chrome for reduced friction.

When you're rebuilding an engine, getting the piston rings right is crucial for both power and longevity. JE Pistons uses the same techniques for these rings that top racing teams rely on, which can lead to improved durability and reduced friction. This means your engine can run stronger for longer. Because these are file-fit, you'll want to take your time during installation to ensure a perfect seal against the cylinder wall.

Keep in mind that this set is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper fitting and setup.