You can easily go .040-.060. Some 235's have been bored to.100+ but it isn't advisable. Not a problem at all to clean up a scored wall on most engines unless it's really bad. Stock pistons were offered up to .040.


1953 Chevy 5-window 3100
In the Stovebolt Gallery
More pix on Picturetrail

Dave
Engine & Driveline Moderator

If you can't make seventy by an easy road, don't go. ~~ Mark Twain