Originally Posted by
LHD220Turbo
i'm pretty sure i know what those marks are.
at some point someone has taken off the cam caps but they've put the bolts back in upside down which makes them protrude too much. When they've screwed down the rocker cover it pressed against the extended cam cap bolts - hence the marks
the reason i know this is because i did the exact same thing!
As above, the cam cover on mine was the same when bought it due to the very same reason!