Stock stroke 318, comp xe268 with 1.7 rockers on Hughes prepped iron ram mag heads flow 250@ .500. Ootb rpm air gap and 650dp with a proform main body. 3400lbs. ucc converter Built For my car. Best et last year was 13.30 @105 with a 2.1 60' with a 4.10 amd stock mag heads.this year it's going...