Jack and Chuck Learn the Hard Way! #nn

Jack and Chuck, two mechanics, discover that using inferior brake parts and cutting corners on their repair work leads to costly problems and delays. When they switch to standardized Warner Lockheed brake components and repair kits—which are rigorously tested at Wagner's research laboratories and mountain proving grounds in Jennerstown, Pennsylvania—they complete jobs efficiently and to perfection. The story demonstrates that quality parts and proper workmanship produce superior results for both the mechanics' hands and the customer's vehicle.