Manley Platinum Series Lightweight Pistons, -12cc Dish [Bore Size 3.917/99.5mm | Rod Length 6.240 | Stroke 3.579/90.9mm | Compression Distance 1.220 | Pin Diameter .927 | 85cc 7.85 | 65cc 9.49 | 74.5cc 8.62] (CHRYSLER 5.7L HEMI) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS