12sec92Tsi
15+ Year Contributor
- 187
- 2
- Jul 20, 2004
-
Hagerstown,
Maryland
My boost gauge only reads 10-12 in hg at idle and about 15 on decel. I did a compression test while it was warm the other week and got 150 across all four. Would a cold compression test show different results and tell me if my head gasket is blown?? Thanks. 
