ATI Performance Serpentine Super Damper [ALUMINUM SHELL W/ STEEL HUB | 7.074 OD | 6.25 POUNDS | 3 RING | STANDARD OEM FRONT] (Chevrolet V8 Big Block) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS