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

File-fit rings need to be gapped to your specific cylinder bore size during installation. This allows for a precise fit and optimal sealing, but requires careful measurement and adjustment with a ring gapper tool.

What is the advantage of plasmy moly and phosphate coatings on the rings?

These coatings help reduce friction between the piston ring and cylinder wall, which can lead to improved durability and a slight increase in power. They also contribute to a better seal.

Are these rings suitable for a high-performance build?

Yes, JE Pistons are well-known in racing circles, and these rings are designed to maximize horsepower through precision sealing. The materials and construction are intended for demanding applications.

JE Pistons Piston Ring Set 1/16-1/16-3/16 RING J10308-4125-5

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-t14-296767
Price: 226.99 USD
Availability: BackOrder

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

$226.99

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 for 8-cylinder engines. Maximizes horsepower through precision sealing.

Key Features

Fits 8-cylinder engines.
Top ring is 0.064 inch ductile iron plasmy moly.
Second ring is 0.064 inch ductile iron phosphate.
Oil ring is 0.188 inch carbon steel chrome low tension.
File-fit design allows for custom gapping to your cylinder bore.
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 properly is critical for performance and longevity. These JE Pistons ring sets are built to ensure a tight seal against the cylinder wall, which is key to maximizing horsepower by keeping combustion pressure where it belongs. They come in a variety of sizes and thicknesses to fit many different engines, and JE Pistons has a reputation for quality that racers trust.

This particular set features a 0.064 inch ductile iron plasmy moly top ring and a matching 0.064 inch ductile iron phosphate second ring. For the oil control, it includes a 0.188 inch carbon steel chrome low tension oil ring. These materials and designs work together to reduce friction and improve the overall seal, contributing to both durability and power gains. JE Pistons even offers custom services, like those used by top racing teams, to further enhance these benefits.

Keep in mind that these rings are file-fit, meaning you'll need to gap them to your specific cylinder bore during installation. This allows for a precise fit, but requires careful measurement and adjustment. Also, note that this set is not CARB approved and cannot be shipped to California.