340 for Cruising and Fun 1/4 mile Passes

RustyRatRod said

You need to get a second opinion on that .080 over BS. That sounds stupid fishy.

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Machine shop said the current 4.070 bore is too sloppy and it needs to go to 4.080 for a cleanup. They said if I ran it, with the current bore and 4.070 pistons there would be piston slap. I believe them.