'STEP 1' Features include
Chemical clean and pressure test, cracktest, k-line guides, multi angle valve job ,refaced,
Supertech valve seals,
Mild porting increasing flow up to 25% with greater gains on exhaust, assembled complete.
NOTE these heads are built on order using youre supplied head,,, we can do exchange on request
EMAIL for details and great freight pricing ,,DELIVERED TO YOURE DOOR.