Manley Platinum Series Lightweight Pistons, -12cc Dish [Bore Size 3.937/100mm | Rod Length 6.240 | Stroke 3.579/90.9mm | Compression Distance 1.220 | Pin Diameter .927 | 85cc 7.92 | 65cc 9.58 | 74.5cc 8.70] (CHRYSLER 5.7L HEMI) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS