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67GMCcampercruiser · 02-25-2020, 09:13 PM

Need to set the valves on my 61 GMC 6 cylinder. Can't seem to find the info. The engine number is c-536085. Is this a 250? Truck was built in Canada. Thanks

02-25-2020, 09:13 PM	#1
67GMCcampercruiser Registered User Join Date: Sep 2017 Location: Riverton, Manitoba Posts: 67	How many thou to set the valves I6? Need to set the valves on my 61 GMC 6 cylinder. Can't seem to find the info. The engine number is c-536085. Is this a 250? Truck was built in Canada. Thanks