Manley Platinum Series Lightweight Pistons, -1.5cc Flat Top [Bore Size 3.917/99.5mm | Rod Length 6.125 | Stroke 4.050 | Compression Distance 1.085 | Pin Diameter .927 | 85cc 9.63 | 65cc 12 | 74.5cc 10.73 | Piston Wt/Gms 362 | Piston & Pin Wt/Gms 457] (CHRYSLER 5.7L HEMI) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS