JE Pistons JG4904-3917 – Ring Sets 99.5 79 130.5 30.7 57.0 8.5:1 -16.5 407 TF

Description

JE Pistons JG4904-3917 – Ring Sets 99.5 79 130.5 30.7 57.0 8.5:1 -16.5 407 TF

Piston Ring Set, 4 Cyl., File Fit, 0.0472 in. Carbon Steel Nitride Top Ring, 0.0472 in. Iron Phosphate Second Ring, 0.0984 in. Carbon Steel Chrome Low Tension Oil Ring, Each.

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.

• Highest quality ductile iron top ring with plasma-moly inlay
• Taper faced reverse torsional second rings
• combined with standard or low tension oil rings

Bore Diameter: 3.917Ring Type: 3 RingFile Fit: YesTop Ring Axial Height: 0.95Top Ring Radial Width: 0.150Top Compression Ring Thickness: 0.0472Top Ring Facing Material: NitrideTop Ring Material: Carbon SteelTop Ring Shape: Barrel Face, Back Cut, TorsionalSecond Ring Axial Height: 1.20Second Ring Radial Width: 0.165Second Compression Ring Thickness: 0.0472Second Ring Facing Material: PhosphateSecond Ring Material: IronSecond Ring Shape: Napier, Back Cut, NeutralOil Ring Axial Height: 2.50Oil Ring Radial Width: 0.116Oil Ring Thickness: 0.098Third Ring Facing Material: Carbon SteelThird Ring Material: Carbon SteelThird Ring Shape: SS50U StyleRing Set Thickness: 0.0472 in. Top x 0.0472 in. 2nd x 0.098 in. OilProduct Type: Engine Piston Ring SetIndustry: AutomotiveCategory Hierarchy: Auto>Accessories>RingsOut of Stock Message: Call for AvailabilityTitle – Web: Piston Ring Set – 3.917 in. Bore – 0.0472 in. Top / 0.0472 in. 2nd / 0.098 in. Oil – 4 Cyl.Engine Type: ICEBore Diameter – Web: 3.917 IN / 99.49 MMEBAY Category ID: 33623