15-11-2019, 03:32 PM
One thought, very unlikely:
a skimmed head combined with a thin gasket (and maybe badly fitted studs) meaning some head studs effectively too long, and so the the nuts are tight, but not really pulling the head tight on to the block. .
a skimmed head combined with a thin gasket (and maybe badly fitted studs) meaning some head studs effectively too long, and so the the nuts are tight, but not really pulling the head tight on to the block. .