My Demon w/904, 3175 pounds on the footbrake with 650HP 474CI R3 W9 Small Block broke the output shaft on a launch. Never had a problem until I put a 3.55 gear (28" tall tires) in the rearend and that put too much load on the trans.

5342718-MVC-012F.JPG (87 downloads)
Last edited by dragrcr97; 07/09/09 12:22 PM.
SRT DEMON ONE SEAT