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Mnguy · 04-06-2022, 10:06 PM

YS suffix with that casting number shows a 68 327 4 barrel manual trans. It is the same block as a 350 so it's always possible it's been crank swapped at some point in the last 50 years.

04-06-2022, 10:06 PM	#21
Mnguy Registered User Join Date: Mar 2022 Location: PINE CITY, MN Posts: 19	Re: Valve seals YS suffix with that casting number shows a 68 327 4 barrel manual trans. It is the same block as a 350 so it's always possible it's been crank swapped at some point in the last 50 years.