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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Feb 2005 Posts: 112 Wrench Fetcher | | Wrench Fetcher Joined: Feb 2005 Posts: 112 | who jhere has a 64 -66 with a 3 speed overdrive ? | | | | | Joined: Feb 2002 Posts: 12,029 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Feb 2002 Posts: 12,029 | fan - I think the 3spd OD was the same from about 55-67 - I've got a couple, but not installed - so what's the question?  Bill | | | | | Joined: Feb 2005 Posts: 112 Wrench Fetcher | | Wrench Fetcher Joined: Feb 2005 Posts: 112 | i need to know was there a switch in the floor like a dimmer switch to engage passing gear and was there a wiring harness for it also was there a relay wired in some hoe any pictures or descriptions will help me tremidously | | | | | Joined: Feb 2002 Posts: 12,029 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Feb 2002 Posts: 12,029 | the whole 9 yards on the OD is in pdf\'s here and there's some do it yersef wiring info here passing gear [kickdown] switch is on the carb linkage and you can scoop something that'll work off any year junker that has OD - there's a harness specifically for it which is available from some of the vendors Bill | | | | | Joined: Feb 2005 Posts: 112 Wrench Fetcher | | Wrench Fetcher Joined: Feb 2005 Posts: 112 | | | |
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