Thread: Unusual marking on cylinder wall
View Single Post
Old 01-31-2021, 09:49 PM   #3
cadillac_al
Registered User
 
Join Date: Oct 2013
Location: Maine
Posts: 2,340
Re: Unusual marking on cylinder wall
It looks like it rusted. The engine might have sat in a barn for 20 years at some time in its life.
__________________
76 Chevy K20
76 GMC K15
77 Chevy C10
77 Chevy K10
cadillac_al is offline   Reply With Quote