Moroso 68841 Moroso GM LS Valve Cover Breather Kit - MorosoMoroso 68841 Moroso GM LS Valve Cover Breather Kit Moroso Breather Kit for Moroso GM LS Valve Cover For Moroso GM LS Valve Covers or any 1 1 4" 12 Female Threaded Bung Opening Provides an easy way of adding a breather to Moroso LS valve cover with an oil fill bung Remove knurled cap on valve cover and screw in the Part Nos. 68848 or 68841 Breather Kit Features a billet aluminum baffled screw in adapter with a 1" breather Cleanable and re usable filter