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GMDad · 05-06-2017, 09:38 AM

Didn't think that seal would be that hard to find. The seal is the same for all 4 and 6 cyl motors up to 1967. O.E.# 3792463. After 1968 the 6 cyl used the same seal as the small block motor O.E.# 473424

05-06-2017, 09:38 AM	#8
GMDad Registered User Join Date: Aug 2008 Location: Caledonia Ont Posts: 137	Re: Rear Main Seal 250 I6??? Didn't think that seal would be that hard to find. The seal is the same for all 4 and 6 cyl motors up to 1967. O.E.# 3792463. After 1968 the 6 cyl used the same seal as the small block motor O.E.# 473424