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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!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Apr 2005 Posts: 1,107 'Bolter | | 'Bolter Joined: Apr 2005 Posts: 1,107 | it could be on the ball but then 5 degrees isnt a lot and you could have gone past that a little bit. at TDC it should be on the line between the U and C. here's how i set mine up for a first run and the same ever since. http://www.speedprint.com/deves50/doc/enginetiming.pdfsince using this process i have no more problems in this area. after you get your idle speed set then adjust the idle screw to the hightest vacuum reading you can get. re adjust idle then re adjust idle screw. | | |
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