Originally Posted by
copperfieldkid
Curious as to the ET on the run with the three nineties........ Had them in one of my big block vettes; perfect combo for performance through all the gears.
V6 stock rear 3.07---80mph-- RPM 2750
V6 with new 3.90--- 80mph--RPM 3500
this is on the highway not the track
we are testing the 390 rear in # 1 car on the street because the owner does not drag race.
as soon as the 390 gets installed into the # 2 car, it will go to the track,,,, will let u know