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starvinartis · 07-13-2012, 11:55 AM

1968 with an original 350? Never heard of that, thought 69 was the first year of that combo. In any case its not a 4 bolt main, unless the harmonic balancer has been changed.

07-13-2012, 11:55 AM	#14
starvinartis Registered User Join Date: Sep 2009 Location: Phoenix AZ Posts: 105	Re: 68 dually C30 1968 with an original 350? Never heard of that, thought 69 was the first year of that combo. In any case its not a 4 bolt main, unless the harmonic balancer has been changed.