Valve guide x 1 , suit Norton OHV Model 18 and ES2 engine 1931 - 1954 cast iron head . Exhaust valve guide for OHC models. Type G269. Overall length: 2.177 in, 55.30mm; Outside diameter: 0.6265in, 15.92mm; Flange diameter: 0.7515, 19.09mm; bore: 3/8 0.3675 in, 9.34mm Original part numbers: 9119; A3/140 - valve guide (inlet or exhaust)
