Quote:

mr p body here are some number from fall at norwalk. some the best.60' 1.464 330 4.269 1/8 6.652 @102.66 1000 8.733 1/4 [Email]10.52@124.91[/Email] 60' 1.473 330 4.283 1/8 [Email]6.671@102.75[/Email] 1000 8.759 1/4 10.549@ 125.46 these numbers are with the old 4200 t/a convertor just before it went south. this was also in good air. i am looking to improve what i have not to change too much. thanks for your help.



By chance, you arent using MP valve springs are you?
The 60' is soft for a 2800# car.... but the whole
pass is soft