BMC / Speedlogix
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.speedlogixstore.com/product_p/mrg-978g.htm
Fastener Style: Bolt
Thread Size: 8mm x 1.25
Head Style: Internal Allen
Underhead Length...