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

File-fit rings are not pre-sized to a specific bore diameter. This means you will need to carefully file the ends of the rings to achieve the correct gap for your cylinder bore. This allows for a more precise seal tailored to your engine.

What materials are used in this piston ring set?

The top ring is ductile iron with a plasma moly coating, the second ring is iron phosphate, and the oil ring is carbon steel with a chrome finish. These materials are chosen for their sealing capabilities and durability.

Are these piston rings suitable for all engines?

This set is specifically designed for 8-cylinder engines and requires the file-fit process. While they are intended to maximize horsepower, they are not CARB approved and cannot be shipped to California due to emissions regulations.

JE Pistons Piston Ring Set 1/16-1/16-3/16 J10008-4350-5

Name: JE Pistons Ring Sets 1/16-1/16-3/16 RING
Brand: JE Pistons
SKU: je-pistons-je-pistons-ring-sets-1-16-1-16-3-16-ring-t14-296658
Price: 224.99 USD
Availability: BackOrder

JE Pistons Ring Sets 1/16-1/16-3/16 RING

$224.99

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 1/16-1/16-3/16 RING. These file-fit rings help maximize horsepower by precisely sealing combustion pressure.

Key Features

Fits 8-cylinder engines.
Top ring is 0.064 inch ductile iron with plasma moly coating.
Second ring is 0.064 inch iron phosphate.
Oil ring is 0.188 inch carbon steel with chrome, low tension.
Features file-fit design for precise cylinder sealing.
Designed to maximize horsepower through combustion pressure 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

The top ring on this JE Pistons set is made from 0.064 inch ductile iron with a plasma moly coating, a strong choice for sealing combustion pressure and maximizing horsepower. This set is designed for 8-cylinder engines and features file-fit rings, meaning you can precisely tailor them to your cylinder bore for an improved seal. The second ring is 0.064 inch iron phosphate, and the oil ring is a low-tension 0.188 inch carbon steel with a chrome finish, all working together to manage oil and maintain seal.

JE Pistons is known for using the same techniques trusted by top racing teams, and these rings reflect that. The combination of materials and the file-fit design means you can achieve a tighter seal, which translates to better power and durability. While these are file-fit, meaning they require careful fitting to your specific cylinders, the result is a more consistent seal than pre-sized rings.

Keep in mind that this set is not CARB approved and cannot be shipped to California. If you're rebuilding an engine and looking for a well-built set of rings that can be precisely fitted for optimal performance, this JE Pistons set is a solid option.