MANLEY PLATINUM SERIES Lightweight Pistons, 11cc Dish [Bore Size 3.700 | Rod Length 5.933/6.657 | Stroke 3.543/4.165 | Compression Distance 1.220 | Piston Wt/Gms 401 | Piston & Pin Wt/Gms 507] (FORD 4.6L & 5.4L) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS