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Stripped Chevy Starter Bolt Threads?
A recent customer reached out after installing a rebuilt engine from Jasper Engines in a Chevy. The issue? Stripped threads in the block for the starter bolts—specifically the 3/8-16 size. It's a frustrating spot to find yourself in, especially on a fresh rebuild, where the threads start about 1/2" down into a blind hole with roughly 15/16" of usable thread depth. The starter needs solid hold to avoid any movement or chomping on the flywheel during cranking.
Hello, I'm Dennis Bandy, owner
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19th Feb 2026