MANLEY NHRA Legal Super Stock PRO SERIES I-Beam Steel Connecting Rods w/ ARP 625+ [Length .025 Longer LS | Journal Size Large | Center-to-Center 6.125 | Big End Bore 2.225 | Pin Bore .9281 | Avg. Gram Weight 615] (GM LS) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS