Belt Tracking and Starter Gear Problems:
- Inner primary may have excessive chrome, paint or powder coating on mounting surfaces.
- Inner primary is warped from powder coating or excessive heat.
- Motor or transmission not aligned.
- Worn motor or transmission bearing.
- Bent frame.
- Loose motor mount or transmission mount.
- Worn out pulleys (if previously running a belt drive).
- Belt installed backwards (if previously run) first time installation printing on belt should face out.
- Engine not tightened properly.
- Chrome, bent or worn transmission plate.
Starter Gear Problems
- If using an aftermarket starter and starter engagement problems occur, then use a stock HD starter to check if alignment is correct. If the aftermarket starter continues to cause engagement problems, then shimming between starter and primary may be necessary.
- With points ignition, advance mechanism may be worn.
- Engine may be out of time.
- Solenoid may be bad.
- Electronic ignition misfire.
- Worn main bearing support.
- Loose or broken starter reduction box.
- Bent or worn transmission main shaft.
- Bent or worn starter shaft.
- Bent or worn engagement fork.
- Worn outer primary starter shaft support bearing.
- Warped or improperly made outer primary cover.
- Starter shaft bolt may be too tight. Tighten to HD specifications only.