Pushrods have display issues with V and B engines, in V engines the camshaft is invisible and in boxers the lobes are misaligned, I’ve checked and this seems to be true of all B and V engines. (Except maybe V10, I’m in the campaign and can’t check but I’d be quite surprised if that was the only exception.) Inline engines appear to be fine.
Edit: Better picture of the V engine problem:
