Low fuel pressure equals lean combustion equals high combustion chamber temperatures. Good call Mike, in the old carburetor days lugging a vehicle (wide open throttle with no acceleration) could burn up valves and even put a hole through a piston in one long climb of a hill. Pinging equates to temps...

If you are still looking, You should find an opening at the bottom of the bellhousing where it attaches to the block (reinforcement bracket). AW 70, 71, 72 transmissions have this opening to aid in their removal. You should be able to see, inspect and move the ring gear as previously mentioned. Plea...

From what you describe, you solenoid is working. The problem is more likely damaged teeth on a section the starter ring gear. To replace the ring gear will entail removing the transmission. With all due respect I think you can see that this is no small curbside job. However before you or anyone else...