I don't make that kind of power but Dynotech came highly recommended and I'm very happy with mine. http://www.dynotecheng.com/


70 Dart Swinger, 2850 lbs
SB 408, Bullet roller 264/268 @50 .636 SSDS stage 2 Edelbrock heads, 1 7/8 Headmans, 1050 dominator by Dom, 9.867 @ 133