Clone Predator head, milled .065, ported, 25/28.5 stainless valve assembly

Description

This jt 158 casting has been reworked with 25/28.5 stainless valves, 32 pound dual springs, milled .065 and ported
The chamber will be right around 16.5 to 17cc making it a great option for the back yard fun or even limited open build using something like a 308 cam.
Other parts available if needed.