Originally Posted by dtrally

The rubber fuel lines (the joiners in the steel lines) on the under side of the inlet manifold can often leak slightly when cold, then as they pressure up they will seal. The bad news is that the inlet manifold will need to come off to change them. You'll likely find them all hard and perished. I've had to re-do a few now. All been Bugeye WRX's for some reason???