ARP TIMING COVER BOLT KIT, HEX HEAD BLACK OXIDE SUIT GM LS SERIES LOGS & Y-BLOCKS By manipulating the reference signal

By manipulating the reference signal to an internal wastegate actuator or external wastegate

-12 ORB to -12AN

Works with electronic ignitions and MSD Ignition Controls (ballast resistor required for points systems)

5" deep oil pan

High Speed Air Bleed: 28/28

ARP TIMING COVER BOLT KIT, HEX HEAD BLACK OXIDE SUIT GM LS SERIES LOGS & Y-BLOCKS By manipulating the reference signalTiming Cover Bolt Kit, Hex Head Black Oxide fits GM LS Series ARP's timing cover & water pump bolts are available in both polished stainless steel or black oxide finish chrome moly. You also can choose between standard hex head bolts or compact 12 point fasteners. AR134 1501