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Old 09-04-2013, 10:31 PM
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Bill Hanlon Bill Hanlon is online now
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Join Date: Feb 2005
Location: Fredericksburg, TX
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Quote:
Originally Posted by RamAirIV28 View Post
Hi,
I have the 55 manual tranny behind my 287, will a 59 389 bolt up in front of the bell housing and tranny? what other tranny's will bolt up to that bell housing bolt pattern?
'59 389 should bolt to your '55 bell housing with no problems. If your '55 had a Hydra-Matic you might need to trim the flange on the 389 crankshaft just a bit to bolt the Hydra-Matic flywheel down flat, but if I remember correctly that isn't a problem with the manual flywheel.

More info about the block to bell housing interface here http://www.pontiacsafari.com/L1Garag...eID/index.html

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My Pontiac is a '57 GMC with its original 347" Pontiac V8 and dual-range Hydra-Matic.