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Mod | | | Forums66 Topics128,269 Posts1,058,399 Members48,485 | | Most Online14,466
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!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Jan 2002 Posts: 59 Wrench Fetcher | | Wrench Fetcher Joined: Jan 2002 Posts: 59 | I am thinking about putting a ranger overdrive in my 66 C30, not to go faster but rather to save gas and be able to split the gears. My truck is used for work and I need to keep the low geared rearend but its hard to afford to drive it much at 8 mpg. I am curious how much difference an overdrive would make in fuel economy. If I could pick up at least 2 or 3 mpg it would probably be worth it | | |
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