4AGE BLACKTOP ENGINE FOR SALE FOR DUMMIES

Pictured are The top side of the two manifolds, the bottom manifold becoming the Blacktop, recognize how it has 4 extra bleed points for the air into a common chamber.I examine on the web that when they don't seem to be properly synced it could cause prosperous working, backfiring and vibrations. Maybe I'm considering the wrong way but when they wo