Turn a small drill press into a Bore/ Hone. Bolt it to the top of your engine block & do your own machining .

Jessearent said

What does everyone think of a " rough bore" to .028" over by a machine shop? Let me do something!

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Do whatever you want. It's your money.
We're just pointing out why the juice ain't worth the squeeze.
On a block, you might get lucky with this rube Goldberg junk, but the chance of getting lucky 8 times in a row is vanishingly miniscule.