How much drop in rpm on the shifts? Sounds like you may need more stall. My converter is probably too tight yet, at 6200 after the shift of 7450 on the 1/2 , and 7350 on the 2/3 shift. My peak hp is 6900, peak torque about 5100. I go through the traps at 7400 in the 1/4.

Last edited by gregsdart; 10/06/18 10:06 PM.
8..603 156 mph best, 2905 lbs 549, indy 572-13, alky