Distance between 10 teeth on a 168 tooth (12 volt) GMC flywheel is 2.363"

This one is from a '57 GMC 152 with a 270 engine.
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Last edited by Bill Hanlon; 11/21/2022 3:19 PM. Reason: added picture
'57 GMC 102, Original 347 V8, HydraMatic, 3.08 rear gear, added A/C, disk front brakes, HEI, AFB carb, '98 Honda Black Currant paint. T-boned and totaled 10/12
'52 GMC 152 Stake Bed, Original 228, SM420, added A/C, HEI, disk front brakes, '67 Chev 3.55 rear gear. Gets used as a real truck.