ARP Chromoly Header Bolt Kit Hex Head 5/16 Wrench 3/8 in.-16, 1.00in # 100-1110 Rate_20 take out motors and engine

take out motors and engine builders

will be rewarded with maximum performance from your stock or mildly-modified engine

header bolts and collector reducers

Works with Mechanical Long Water Pumps

ARP Chromoly Header Bolt Kit Hex Head 5/16 Wrench 3/8 in.-16, 1.00in # 100-1110 Rate_20 take out motors and engineARP Chromoly Header Bolt Kit Hex Head 5 16 Wrench 3 8 in. 16, 1. 00in # 100 1110 Header Bolts, Hex Head, 5 16 in. Wrench, Steel, Black Oxide, 3 8 in. 16, 1. 00 in. U. H. L., Set 16 Fastener Style: Bolt Thread Size: 3 8 in. 16 Head Style: Hex Underhead Length (in.): 1. 000 in. Underhead Length (mm): 25. 00mm Fastener Material: Steel Fastener Color: Black oxide Quantity: Sold as a set of 16. Notes: 5 16 in. wrench head size.