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Joined: Jan 2008
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I have a 65 Belair, had the engine rebuilt and would like to relace the original 3 on the column for one automatic. It's a 230 engine. What can I replace it with and what modifications if any will I have to deal with.

Thanks

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I have a transmission but being in Canada doesn't help you any. You will need the powerglide of course along with the flywheel, underpan, the kickdown linkage for a 6 cyl and the steering column will be different unless you are going to put a floor shift in it. I think the crossmember and driveshaft will work for you. The trans and flywheel from a V8 car should work for you as well but the kick down rod from the bellcrank up to the 6 cyl motor will be different.


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1965 Chevelle
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1970 MGB Roadster

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You have a lot of options, you could also go to a TH-350 which would give you 3 speeds intead of the 2 in the powerglide or with some more modifactions to mounts and driveshaft you could go to one of the overdrive automatics (th-700R4). Not an expert in automatics but being a chevy you have access to a lot of swapping combinations. You will probably also have to consider your rear end ratio as well.


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200-4r will bolt up to your stock tranny crossmember. TV cable may be an issue to get all the way over the the other side of the engine. I don't believe you have to shorten your driveshaft even for this, but I'm not sure. It will require a BOP to GM adaptor plate. Consider very strongly going to an overdrive trans. There are too many interstates nowadays not to.


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The 2004-R fits a Chevy bolt pattern,they have dual bolt patterns,B.O.P. & Chevy,or I believe most of them do.

The 2004-R is the same length as a short tailshaft TH 350 or the short PG (if there is such a thing?)


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