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Mod | | | Forums66 Topics128,140 Posts1,056,774 Members48,454 | | 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
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on the Internet for over 30 years! and not clogged down
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| | | | Joined: Sep 2002 Posts: 25 New Guy | | New Guy Joined: Sep 2002 Posts: 25 | what setting do you set the timing light advancement on for a 228. Is it 6 degrees or 3 degrees? This is a GMC engine.Hope someone has some info.
45 gmc above the 49th | | |
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