Pushrod, engine, Norton OHV single 1957-63, each, complete with adjuster. Length of main tube 9-1/8 inches, this is 1/8 inch shorter than the 1948 to 1956 version (C3/82) but can be used in the earlier engine as you will get more adjustment. All other dimensions are identical. Original part numbers C3/82; K6/82; M6/82; M4/82 -push rod complete