From what I've read in all the stuff out there, 0.60 over is about the max you can go before negating the cylinder wall.

We the block is not cracked. Came back with a clean bill of health. it was .40 over so will bore it out to .60. There is no tell tale signs what caused that coolant in the oil. Only clue is it was perfectly separated when it came out. No chocolate milk foam at all. Polish the crank, put a better...

Will do

Well the block went to the machine shop today. It will be gone through and the machinist says if its cracked he will find it. I removed the harmonic balancer and timing chain cover and although it hadn't been removed for probably 15 years, neither myself of the machinist could really see any...

Hello Gang! FNG Chiming in for the first time. And do I have a mystery I need help solving. So my ride is a 1956 F100. The Drive train consists of a Reman 1977 Ford 400(D7TE) with a 77 C-6 Tranny and a 65 Bronco 9 inch rear end.500 miles ago I threw a couple rods and cracked a head, so I...