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

File-fit rings are not pre-gapped. This means you will need to carefully measure your cylinder bore and file the ends of the rings to achieve the correct gap before installing them. This allows for a more precise fit tailored to your specific engine.

What are the benefits of the carbon steel chrome and iron ferroxide materials?

The carbon steel chrome top ring offers good wear resistance and sealing under high temperatures. The iron ferroxide second ring is chosen for its sealing properties and durability, working together with the top ring to contain combustion pressure effectively.

Are these rings suitable for all engine builds?

These rings are designed for performance applications and feature a file-fit design requiring precise installation. While they offer improved sealing and potential horsepower gains, they are not CARB approved and cannot be shipped to California. Always consult your engine build specifications and a professional for proper application.

JE Pistons Piston Ring Set 1.2-1.2-2.5-96.25 JC2808-3789

Name: JE Pistons Ring Sets 1.2-1.2-2.5-96.25
Brand: JE Pistons
SKU: je-pistons-je-pistons-ring-sets-1-2-1-2-2-5-96-25-t14-297940
Price: 289.01 USD
Availability: BackOrder

JE Pistons Ring Sets 1.2-1.2-2.5-96.25

$289.01

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 set, 1.2-1.2-2.5mm sizes, 96.25mm bore. File-fit design for precise sealing.

Key Features

Fits a 96.25mm bore size.
Features a 0.0472-inch carbon steel chrome top ring.
Includes a 0.0472-inch iron ferroxide second ring.
Equipped with a 0.0984-inch carbon steel chrome low-tension oil ring.
File-fit design allows for custom gapping to match cylinder bore.
Constructed with durable materials for performance and longevity.

⚠️ 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

This set of JE Piston Rings is built with a 0.0472-inch carbon steel chrome top ring, a 0.0472-inch iron ferroxide second ring, and a 0.0984-inch carbon steel chrome low-tension oil ring. These dimensions are crucial for achieving a precise seal within the cylinder bore, which is essential for maximizing horsepower by effectively containing combustion pressure. The file-fit design means you'll need to gap these rings yourself to perfectly match your engine's cylinder bore, allowing for a custom fit that stock, pre-gapped rings can't achieve. This level of precision is what helps reduce friction and improve overall engine efficiency.

JE Pistons is known for supplying top racing teams, and this ring set benefits from that same expertise. The combination of materials, like the carbon steel chrome top ring and the iron ferroxide second ring, is chosen for durability and performance. The low-tension oil ring is designed to minimize drag on the cylinder wall while still controlling oil consumption. This attention to detail in material selection and ring design contributes to improved engine durability and power output.

Because these are file-fit rings, they require careful installation and proper gapping before installation. It's recommended to consult your engine's service manual or a trusted mechanic for the correct gapping procedure to ensure optimal performance and longevity. Please note that this part is not CARB approved and cannot be shipped to California.