- Joined
- Aug 14, 2016
- Messages
- 4,721
- Location
- leicestershire
- Car
- R230 SL500 in teal blue, R231 SL500 in black. (Vauxhall insignia diesel now sold) Black Ford Mondeo
I know when I've stripped engines in the past, if one piston is clean and the others were built up with carbon it signified a damaged head gasket letting water/steam in.