Mr. Gasket has released a new set (of 16) header bolts for the 5.7L and 6.1L HEMI engines. We have them available to order here, and specs are below: http://www.bmcspeedshop.com/product_p/mrg-978g.htm Fastener Style: Bolt Thread Size: 8mm x 1.25 Head Style: Internal Allen Underhead Length (in): 0.984 in. Underhead Length (mm): 25mm Fastener Material: Steel Fastener Finish: Black oxide
