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

File-fit rings are not pre-gapped to a specific size. This means you'll need to carefully file the ends of the rings to achieve the correct gap for your engine's cylinder bore. This allows for a more precise seal, which is important for performance builds.

What materials are the JE Pistons rings made from?

The top ring is made from ductile iron with a Plasmy 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 rings compatible with all engine builds?

This set is designed for 8-cylinder engines and comes in a 1/16-1/16-3/16 inch size. While they are file-fit for customization, they are not CARB approved and cannot be shipped to California. Always confirm compatibility with your specific engine requirements.

JE Pistons Piston Ring Set 1/16-1/16-3/16 RING J50008-4125-5

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-t14-297003
Price: 304.99 USD
Availability: BackOrder

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

$304.99

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 maximize horsepower through precision sealing. This file-fit set is for 8-cylinder engines.

Key Features

Fits 8-cylinder engines.
File-fit design allows for custom gap setting.
Top ring is 0.064 inch ductile iron Plasmy Moly.
Second ring is 0.064 inch iron phosphate.
Oil ring is 0.188 inch carbon steel with chrome finish and low tension.
Designed to maximize horsepower through precision 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

When you're rebuilding the top end of your engine, getting the piston rings seated just right is critical for sealing combustion pressure and making good power. These JE Pistons ring sets are built to do exactly that, offering a well-built option for your 8-cylinder application. They come in a standard 1/16-1/16-3/16 inch size, ready for your build.

This particular set features a 0.064 inch ductile iron Plasmy Moly top ring, designed for excellent sealing. The second ring is also 0.064 inch and made of iron phosphate, while the oil ring is 0.188 inch carbon steel with a chrome finish and low tension design. Because these are file-fit rings, they allow for precise gap adjustment to match your specific cylinder bore and application, which is a technique used by professional racing teams to optimize performance and durability.

Remember that these rings are not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper file-fitting and seating procedures to ensure optimal performance from your engine rebuild.