midnight340 Well-Known Member Joined Mar 19, 2014 Messages 462 Reaction score 276 Location Lawrence, KS Feb 27, 2021 #1 I have a friend who's building a 440 out of a truck, to go in a Chrysler 300. ...and he's asking about what caused this. I assume detonation??? Would anything else cause this?
I have a friend who's building a 440 out of a truck, to go in a Chrysler 300. ...and he's asking about what caused this. I assume detonation??? Would anything else cause this?
B Bewy Well-Known Member Joined Jan 1, 2021 Messages 4,934 Reaction score 3,259 Location Australia Feb 28, 2021 #2 It looks more like corrosion to me. Moisture, E fuel?
midnight340 Well-Known Member Joined Mar 19, 2014 Messages 462 Reaction score 276 Location Lawrence, KS Feb 28, 2021 #3 Thanks... he said the damage is not very deep. It was out of a mid '60's Dodge pickup, somebody's project, so don't know any history. All 8 pistons were like this. May never know.
Thanks... he said the damage is not very deep. It was out of a mid '60's Dodge pickup, somebody's project, so don't know any history. All 8 pistons were like this. May never know.
fishmens67 FABO Gold Member FABO Gold Member Joined Nov 10, 2012 Messages 18,550 Reaction score 30,420 Location idaho Feb 28, 2021 #4 looks like pre-ignition or detonation marks to me, typical clean area in the pattern.