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ACS081783 · 10-24-2006, 09:09 PM

I just bought a 250 I6 out of an unknown year GMC pickup. I believe it to be a late 60s model. The code is F1023TTK. Does anyone know for sure what year the engine was made and all relavent info?

10-24-2006, 09:09 PM	#1
ACS081783 Registered User Join Date: Oct 2006 Location: Texarkana Posts: 5	Casting code help I just bought a 250 I6 out of an unknown year GMC pickup. I believe it to be a late 60s model. The code is F1023TTK. Does anyone know for sure what year the engine was made and all relavent info?