make a 3 speed a 4 speed

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Oct 18, 2013 | 03:30 PM

65lowdeville

Thread Starter

Junior Member

Joined: Oct 2013

Posts: 5

From: Woodland Hills, Ca.

make a 3 speed a 4 speed

How can I make my 1965 Caddy Deville into a 4 speed automatic. It is currently a 3 speed auto?
Thnx

Oct 23, 2013 | 10:00 PM

Adams' Apple

Tech Certified Members

Joined: Sep 2009

Posts: 409

From: Duncanville, Texas

Install an overdrive transmission. A conversion to the 700R4 trans would work nicely, with not a lot of modifications.

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