Bore (in): 3.970 Bore (mm): 100.838mm File Fit: No Gapless: No Top Ring Included: Yes Top Ring Thickness: 5/64 Top Ring Material: Iron Top Ring Facing Material: Moly Second Ring Included: Yes Second Ring Thickness: 5/64 Second Ring Material: Iron Second Ring Facing Material: Cast iron Oil Ring Included: Yes Oil Ring Thickness: 3/16 Oil Ring Tension: Standard Oil Ring Material: Stainless steel Quantity: Sold as a set. Sealed Power Performance piston rings are made from ductile iron, and compression rings are available with moly, chrome, and plasma-moly facings for extra durability. These OE-quality sets will seal mild- to high-compression engines and help protect against oil blowby. They feature standard ring end gaps for easy installation. Find the bore dimension and ring thicknesses needed for your application.
Bore (in): 3.970 Bore (mm): 100.838mm File Fit: No Gapless: No Top Ring Included: Yes Top Ring Thickness: 5/64 Top Ring Material: Iron Top Ring Facing Material: Moly Second Ring Included: Yes Second Ring Thickness: 5/64 Second Ring Material: Iron Second Ring Facing Material: Cast iron Oil Ring Included: Yes Oil Ring Thickness: 3/16 Oil Ring Tension: Standard Oil Ring Material: Stainless steel Quantity: Sold as a set. Sealed Power Performance piston rings are made from ductile iron, and compression rings are available with moly, chrome, and plasma-moly facings for extra durability. These OE-quality sets will seal mild- to high-compression engines and help protect against oil blowby. They feature standard ring end gaps for easy installation. Find the bore dimension and ring thicknesses needed for your application.