I appreciate the feedback Lonnie.
I do have the pink PR spring, as you say. However I do have a .500 TV Boost valve to go with this.
I had another Valve body in the transmission and it shifted OK (non-performance vb, shifts were somewhat soft) but none of this excessively early shifting...
I think you can get another quart or two out if you want to drop the valve body.
Even more if you remove and empty the torque converter but that means unbolting the transmission.
After some research and a few calls it appears the 200 4r had a max line pressure of approx 185 psi in manual 2nd and 1st gear.
My sources for this would by a TCI document on line pressure and a call to Transware in Toronto who apparently is a reputable 200 4r builder.
My 200 4r manual for...
Wondering if anyone had any knowledge or ideas about below.
I have a 200 4r with gn valve body, servo and govenor from ck performance. (Also a 2500 stall converter from ck)
Had transmission rebuilt by a local guy and wasn't happy with how it was driving... anyways long story short I'm...