valve_locks Published 10/12/2015 at 800 × 482 in valve_locks LOOK HOW THE AV&V™ VALVE LOCKS ACTUALLY “CLAMP” THE VALVE STEM COMPARED TO THE STOCK TRIPLE GROOVE LOCKS LOOK HOW THE AV&V™ VALVE LOCKS ACTUALLY “CLAMP” THE VALVE STEM COMPARED TO THE STOCK TRIPLE GROOVE LOCKS