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Wayne M. · 10-20-07, 08:36 PM

The very early 289s had the 5 bolt bellhousing bolt pattern like the 260s. I think about mid 1965 is when they went to the 6 bolt pattern commonly used and then switched to the 302 in 1968. I wouldnt be surprised if some of the very early 302s were built using 289 blocks.

10-20-07, 08:36 PM	#21 (permalink)
Wayne M. wment Rookie Join Date: Jun 2006 Location: Maryland USA GT40: Valkyrie Posts: 43 Rep Power: 3	Re: 289 engine block The very early 289s had the 5 bolt bellhousing bolt pattern like the 260s. I think about mid 1965 is when they went to the 6 bolt pattern commonly used and then switched to the 302 in 1968. I wouldnt be surprised if some of the very early 302s were built using 289 blocks.