Mopar1973Man's Crankcase Vent Stock breather issues... The main issue with OEM crankcase vent is it is nothing more than a piece of hose mounted to the front of the gear case. The piece of hose elbows over the case and points down towards the ground. There are two versions of this crankcase. One involves a drip bottle mounted on the end of the hose and the other does not. A Technical Service Bulleting (TSB) was rel