JE Pistons Pro Seal Premium Sportsman Series Piston Rings S100S8-4125-5

JE Pistons Pro Seal Premium Sportsman Series piston rings are designed to maximize horsepower through precision sealing of combustion pressure. The piston rings are available in a huge selection of sizes, various materials, and in multiple thicknesses to suit a 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 are the same services used by top NHRA Pro Stock and NASCAR teams—and are now available to the public, offering tremendous gains in durability, power through reduced friction, and improved ring seal. Order the ring application to fit your needs.Brand: JE Pistons
Manufacturer's Part Number: S100S8-4125-5
Part Type: Piston Rings
Product Line: JE Pistons Pro Seal Premium Sportsman Series Piston Rings
HP Direct Part Number: JEP-S100S8-41255
UPC: 193564240712
Bore (in.): 4.125 in.
Bore (mm): 104.775mm
File Fit: Yes
Gapless: No
Gas Ported: No
Top Ring Included: Yes
Top Ring Thickness: 1/16 in.
Top Ring Material: Ductile iron
Top Ring Facing Material: Plasma-moly
Second Ring Included: Yes
Second Ring Thickness: 1/16 in.
Second Ring Material: Cast iron
Second Ring Facing Material: Phosphate coated
Oil Ring Included: Yes
Oil Ring Thickness: 3/16 in.
Oil Ring Tension: Standard
Oil Ring Material: Carbon steel
Oil Ring Facing Material: Chrome
Quantity: Sold as 8 sets.
Notes: Flat face torsional top ring, Taper face D-wall reverse torsional second ring with full seal flex vent-style oil ring.