Well, at the end, did'nt go with the straights. Installed some nice glasspacks, and the engine souded even better than my test with the straights

Take a look:
http://www.youtube.com/watch?v=C9q3YjpOe3c
http://www.youtube.com/watch?v=IG5_Ts-AAno
Túlio Lazzaroni "FORD", Florianópolis SC Brasil.
'74 Ford Galaxie 500 292 V8
'82 Ford Galaxie Landau 302 V8
'98 Chevrolet S10 4.3 V6
'01 Ford Focus 1.8 Zetec