Originally Posted by STROKD
410 is sick, thats like race car heads for a Mustang... 
an 8 lower with a 3 upper will make a huge smile on your face... should be around 18-20 psi Id think. I was making about 27 psi with that setup on my 408 about 10 years ago. |
race car shit...
i have a 4" upper and some street car heads
