Piston posted by SWAY5000 on December 16, 2003 at 01:21 AM
Message
choosing pistons. But Forged pistons are lighter which will help rev quicker . Also some companies like Wiseco use the newer ring technology from Japan by using 1 mm vs. 2mm rings compression rings. This means better seal and less friction. These are known as the "XX" rings for Wiseco.