873.8Turbo
New Member
- Joined
- Nov 18, 2002
- Messages
- 31
I pulled the engine out of my car. heads are not off yet but took the pan off and the piston casting numbers are BUICK 25530268. I have read that the factory number is 25531260. Block#matches the car. cant tell if anything else is done. Are my pistons stock? Just a little confused and worried.
