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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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Mod | | | Forums66 Topics128,009 Posts1,055,296 Members48,419 | | 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!
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#84134 10/11/2007 9:55 PM | Joined: Jun 2007 Posts: 101 Wrench Fetcher | | Wrench Fetcher Joined: Jun 2007 Posts: 101 | What are these do they work etc? I see them around quite abit. They claim to give quite a bit of gas mileage and horsepower improvement by spinning the intake air and I was just curious. | | |
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