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

File-fit means the ends of the piston rings are not pre-gapped. You will need to carefully file the ends to achieve the correct gap for your specific cylinder bore size during installation. This allows for a more precise fit.

What is the advantage of a plasmy moly top ring?

The plasmy moly coating on the ductile iron top ring is chosen for its hardness and ability to reduce friction. This helps improve durability and maintain a tight seal against the cylinder wall, which is crucial for maximizing horsepower.

Are these rings suitable for all engine types?

This particular set is designed for 8-cylinder engines and features specific ring thicknesses (1/16-1/16-3/16 inch). JE Pistons offers a wide variety of sizes and configurations to suit many different engines, but you should always verify the correct size for your application.

JE Pistons Piston Ring Set 1/16-1/16-3/16 J10008-4145-5

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-t14-296651
Price: 212.99 USD
Availability: BackOrder

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

$212.99

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 for 8-cylinder engines. Features a ductile iron plasmy moly top ring for improved sealing.

Key Features

Fits 8-cylinder engines.
File-fit design allows for custom installation.
Top ring is 0.064 inch ductile iron with plasmy moly coating.
Second ring is 0.064 inch iron phosphate.
Oil ring is 0.188 inch carbon steel with chrome for low tension.

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

Product Details

The 0.064 inch ductile iron plasmy moly top ring is a key feature of this JE Pistons ring set, designed to precisely seal combustion pressure and help maximize horsepower. This set is built for 8-cylinder engines and offers a file-fit design, allowing for custom adjustments during installation to ensure a perfect seal in your engine build.

Each ring in this set is constructed with specific materials for its job: the top ring is ductile iron with a plasmy moly coating for durability and sealing, the second ring is iron phosphate for reliable performance, and the oil ring is carbon steel with chrome for low tension and effective oil control. These well-built components are essential for maintaining proper compression and oil management within your engine.

JE Pistons offers a wide selection of ring sizes and thicknesses to fit many different engines, and they even provide custom services used by top racing teams. While this specific set is not CARB approved and cannot ship to California, it represents a solid option for engine builders looking for precise sealing and improved performance.