MANLEY PRO SERIES I-Beam Connecting Rods w/ ARP 2000 [Center-to-Center 6.125 | Big End Bore 2.225 | Big End Width .940 | Pin End Width 1.000 | Pin Bore .9281 | Avg. Gram Weight XXX] (GM LS) : COLORADOSPEED - LATE MODEL DOMESTIC (AMERICAN MUSCLE) | IMPORT (EUROPEAN | SPORT COMPACT) AUTOMOTIVE PERFORMANCE PARTS