New Total Seal second piston ring set for 92 mm pistons. This piston ring set includes a gapless second piston ring for 92mm pistons and cylinders. This gapless second piston ring set features Total Seal's gapless ring technology in combination with a low friction design for better responsiveness and more horsepower. These piston rings are a must for hard core racers, high powered street machines or extreme off road dirt slingers. These piston rings measure 1.5 x 2 x 4 mm.