Wiseco High Performance Piston Rings - 93.5mm Bore/ 1mm Top Ring/ 1.2mm 2nd Ring/ 3/16 Oil Ring

Description Wiseco High Performance Piston Rings – 93.5mm Bore/ 1mm Top Ring/ 1.2mm 2nd Ring/ 3/16 Oil Ring – wis9350XX Notes:High Performance Piston Rings Manufacturer:Wiseco 2nd Ring:1.2mm Cast Iron / Napier Hook Oil Ring:3/16 3-Piece Std Tension Top Ring:1mm Alloy Steel / Gas Nitrated Bore:93.5mm Size:.039-.047-2.8mm.

Wiseco Piston Rings:Wiseco Pro Tru line of pistons utilize a plasma moly”pre-gapped” ring set for the budget minded consumer. Wiseco Sport compact kits include the high quality NPR XX rings, which are the best quality steel nitrided top rings and napier style 2nd rings. Our late model EFI lineup and several small block Chevy pistons are designed around the our 1.2mm Steel Nitride and napier GFX ring sets. Many of our big block sets utilize a .043 back cut top ring for extra material thickness around the intake valve.