I am interested in the tri-y design concept. How does it actually scavenge better than a 4 tube design, with equal length tubes? How does it tune at different rpm points? Mr Watt, are you taking new orders, or will you give up building headers? Please advise as to tube size for a 455 with
[email protected] ft cam, heads flow 285 cfm, d-port, 3.42 gear,3600lbs. The car is rowdy, but streetable. I want all the torque i can possibly get, and if the tri-y is superior to the 4 tube in my configuration, let me know. Thanks