Originally Posted by Crisp
With the JB3 1.3 that I have in now,temps less than 55 degrees, and 1/4 tank of 100 octane only (not 1/2 tank mixed), I'm going for a 12.8 running 2psi higher on the JB3.
That was my first time launching the car like that and at the track, so 12.8 sounds reasonable to me.
What do you think?
I think you can run that!! For giggles on 1 pass, try shifting into 3rd and 4th early. Like, pull the paddle at 5900rpm. My times were quicker when I short shifted 3 & 4 only.