JE Pistons J612U6-3858 Features:

JE Piston Rings are designed to maximize horsepower through precision sealing of combustion pressure. They are offered in a huge selection of sizes, various materials, and in multiple thicknesses to suit a wide variety of engines. JE Pistons also offers an array of custom piston ring services including back cutting, dyke cutting, lapping, grinding, and PVD coating. These services, the same used by top NHRA Pro Stock and NASCAR teams, are now available to the public and offer tremendous gains in durability, power through reduced friction, and improved ring seal.

• Bore Diameter: 3.858 in.
• Ring Type: 3 Ring
• File Fit: Yes
• Top Ring Axial Height: 0.95 mm
• Top Ring Radial Width: 0.167 in.
• Top Compression Ring Thickness: 0.0591 in.
• Top Ring Facing Material: Phosphate
• Top Ring Material: Iron
• Top Ring Shape: Taper Face, Positive Twist
• Second Ring Axial Height: 1.50 mm
• Second Ring Radial Width: 0.167 in.
• Second Compression Ring Thickness: 0.0591 in.
• Second Ring Facing Material: Phosphate
• Second Ring Material: Iron
• Second Ring Shape: Taper Face, Positive Twist
• Oil Ring Axial Height: 3.00 mm
• Oil Ring Radial Width: 0.156 in.
• Oil Ring Thickness: 0.118 in.
• Third Ring Facing Material: Iron
• Third Ring Material: Iron
• Third Ring Shape: 2 Piece with Inner Spring, Double Bevel
• Ring Set Thickness: 0.0591 in. Top x 0.0591 in. 2nd x 0.118 in. Oil
• Engine Type: ICE