Originally Posted by a7point4
The part throttle shifts are controlled by the vacumn modulator. You can pick up an adjustable one at most parts stores. Also easy to replace, and adjust.
X2 the modulator controls low rpm shifts while the governor is only used on WOT shifts and downshifting.
If you ever had one stick while slowing down to stop with the tranny in high gear, you'll know.
It will start bucking and jerking and carrying on.
Cp