Howards Cams | True Seal Plasma Moly Ring Set Superior combustion control in today's extreme engines. Race winning technology at an affordable price. Starting with a ductile plasma moly top ring that is barrel lapped for quick seating and long life. Second rings are cast iron reverse torsional twist. The oil ring features a stainless-steel expander with chrome plated carbon steel rails. A true seal for more horsepower and longer life. All applications are file fit.
Part Type: Piston Rings Set Piston Ring Set Series: True Seal Application: Universal Bore Size (in): 4.125” + .005” (4.130”) Bore Size (mm): N/A Pre-Gapped: No File Fit: Yes Gapless: No Top Ring Thickness: 1/16” Top Ring Material: Ductile Iron Top Ring Facing Material: Plasma-Moly Second Ring Thickness: 1/16” Second Ring Material: Cast Iron Second Ring Facing Material: Cast Iron Oil Ring Thickness: 3/16” Oil Ring Tension: Standard Oil Ring Material: Stainless Steel Manufacturer: Howards Cams & Racing Components Manufacturer's Part Number: 4860-4125-5 Weight: 2 lbs Warranty: Race Application, No warranty expressed or implied Quantity: Sold as Set |