727 up shift flares under moderate to WOT

Hey every one I'm having trans issues with my 727 I just installed in my 74 dart. It seams to shift just fine under low to moderate throttle any thing over that it flares when shifting. The harder you stand on it the worse it is. At WOT I'm not sure if it will complete a 2-3 shit it hits my rev limiter and I back off and only did that once don't want to damage my fresh 360 or tranny if it isn't already. Trans is a fresh rebuild with a TCI shift improver kit otherwise stock. Throttle...

727 up shift flares under moderate to WOT
Author: admin