Manley Platinum Series Lightweight Pistons, 28cc Dish [Bore Size 3.572 | Rod Length 5.850 | Stroke 3.750 | Compression Distance 1.200 | 42cc 8.96 | 51cc 8.13 | 52cc 8.05 | Piston Wt/Gms 347 | Piston & Pin Wt/Gms 435] (FORD 4.6L 2V & 4V) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS