All piston rings (compression) start life as castings. Chrome rings wear much more slowly but often take longer to seat (seal) against the wall. IMHO the older engines like non-chrome rings but others are sure to disagree.. they always do. grin


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