damn it said head bolts 22... im gunna use your adivse carl ,I know you know ur stuff bud. maybe my cp is too high ,200 psi.... 25 cc dome at .5 over bore , btw I did get cylinder welded up and came out real good,a buddy of mine works at a local winery that I service there forklifts at. also do you know how good the mossburger reed cages are aka as 1dirracing.