1-2 Shift at Full Throttle Only

1. Throttle valve cable binding, unhooked, broken, or improperly adjusted.

2. Throttle lever and bracket assembly binding or unhooked.

3. Throttle valve exhaust ball lifter or 5 ball binding, improperly positioned, or unhooked.

4. 5 ball sealed causing full throttle valve pressure regardless of throttle valve position.

5. Throttle valve and plunger binding.

6. Control valve body gaskets leaking, damaged, or incorrectly installed.

7. Porous case assembly.