You've been asking for it , and we listened. KB Performance Pistons now offers tool steel, light weight, taperwall pins that measure 2 1/2" x .927" and 3.015" x .927, with .120" thickness in the area between the tapers. These light weight pins, designed by KB Performance Pistons, and manufactured to our exacting specifications by a leading pin manufacturer, weigh in at only 89 and 105 grams. Combined with our lightweight pistons, these pins will make an outstanding contribution of weight savings and durability.