Cost effective XR6 turbo head package consisting of
Newen cnc cut competition valvejob and bowl assuring ultimate accuracy
Head refaced, assembled complete with new seals.
Oil holes modified
Single beehive ovate wire springs
Porting and blending creating up to 290 cfm @450 lift.
Ideal exhaust flow percentage for turbo engines.
NOTE we require youre head casting to work on,or we can offer an exchange facility EMAIL for details.