The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - How do you confirm matching numbers on a 72 k5?

PGG · 03-12-2018, 12:47 PM

I a told its a 77-78 block stamping so it must have been replaced. That sucks since I was told it was original.
Now do I rebuild this or do a LS swap since its way off anyway?
PG

03-12-2018, 12:47 PM	#13
PGG Registered User Join Date: Mar 2015 Location: Fort Worth Texas Posts: 280	Re: How do you confirm matching numbers on a 72 k5? I a told its a 77-78 block stamping so it must have been replaced. That sucks since I was told it was original. Now do I rebuild this or do a LS swap since its way off anyway? PG