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Est. 1957
JE Pistons

JE Pistons Ring Sets 1.2-1.5-4mm 3.740

$30.99

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JE Pistons Ring Sets 1.2-1.5-4mm 3.740. These piston rings seal combustion pressure for improved engine performance.

Key Features

  • Fits 3.740 inch bore engines.
  • Top ring is 1.2mm ductile iron nitride for precise sealing.
  • Second ring is 1.5mm iron phosphate.
  • Oil ring is 4mm carbon steel nitride, low tension.
  • Designed to maximize horsepower through effective combustion pressure sealing.
  • Multiple high-end materials are available to suit different applications.

⚠️ 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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About this part

Product Details

If you're rebuilding an engine, getting the piston rings seated correctly is a critical step. These JE Piston rings are designed to seal combustion pressure effectively, which helps maximize horsepower. They come in a 3.740 inch bore size with a 1.2mm top ring, 1.5mm second ring, and a 4mm oil ring.

The top ring is made from ductile iron nitride, known for its strength and sealing capabilities. The second ring is iron phosphate, and the oil ring is a low-tension carbon steel nitride. This combination helps reduce friction while maintaining a solid seal. JE Pistons offers these rings in various sizes and materials, and they even provide custom services like back cutting and PVD coating, similar to what top racing teams use, to further enhance durability and power.

Keep in mind these rings are not CARB approved and cannot be shipped to California. They are sold individually for one cylinder.

Specifications

Brand
JE Pistons
Manufacturer Part #
XJ9500
UPC
193564241313

Frequently Asked Questions

JE Pistons Ring Sets 1.2-1.5-4mm 3.740

$30.99