ok i have a 1983 z28 5 speed im dropping a 383 in it n i wana run long tubes but om worried about the clutch rod getting in the way do they make longtube that will clear it or will any of them work i got shorties now n i dont like em n if u can get ma a diagram to run true duals it would b very helpfull thanks

 

Dyno Don's into a 4" with a Mufflex. There's guys on here getting 500 RWHP with that and even smaller tubing. Try a search. There's about 12000 threads regarding this.

 

thanks man