Originally Posted By Supercuda
You don't mention what your ignition setup is but when the engine is hot and "barely turns over" unplug the coil (no spark is what you want), that will eliminate ignition as an issue if it still barely turns over.

If it turns over normal then it's an ignition related issue.



Yup, this is the first place to start. I did an engine build and then by coincidence my voltage regulator went at the same time. Battery was getting a low charge and engine wouldn't restart hot.