SKUNK2 ALPHA SERIES CONNECTING CON RODS HONDA D16 D16ZCSkunk2 is proud to introduce its all new Alpha Series Connecting Rods for the Honda SOHC D16A and ZC engines. Alpha Series Rods are forged from select 4340 chromoly steel and feature a straight H beam design, resulting in the ultimate strength to weight ratio. 4340 chromoly is one of the strongest materials available, however, not all 4340 chromoly is the same. As such, Skunk2 relies on extensive material testing and works closely with its foundry to