Oil drainback: Do all the small and big blocks drain the oil back through the lifter valley?
This picture may come through small....
With the #308 heads I have out back, I couldn't see any drainback holes, just the open spaces above the chambers.
Trick Flow:
This picture may come through small....
With the #308 heads I have out back, I couldn't see any drainback holes, just the open spaces above the chambers.
Trick Flow: