Almost time for the machinist!

dartfreak75 said
What is the bore of the 8335s? I haven't never paid attention

4.18". Same for the 1008's.
When you buy Cometics, you can get them in quite a few bore sizes, in .025" or .030" increments, IIRC. But the Felpro's are standardized for the worst case bore sizes and registration errors, I imagine.