Originally Posted by 8urvette
We will see. After comparing my runs to my dyno charts I was shifting way to high. A few thousand rpm’s too high.
The track isnt running this week but will do it again next week.
Hope to have more results and maybe some progress by then!


I think you would still want to shift at 6k+ to keep it in max average horsepower. There are ideal shift point calculators online to give you an idea.

Last edited by INTMD8; 06/19/23 09:48 AM.
69 Charger. 438ci Gen2 hemi. Flex fuel. Holley HP efi. 650rwhp @7250 510rwtq @5700