ATI PERFORMANCE SUPER DAMPER Harmonic Damper [OUTER DIAMETER 7.57 (OEM) | WEIGHT (WITHOUT HUB) 7.75 LBS | SHELL MATERIAL STEEL | RIBS 6, 6 A/C | HUB MATERIAL STEEL] (FORD 7.3L GODZILLA) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS