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Click on image for the lowdown. 
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| | | Forums66 Topics128,014 Posts1,055,328 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!
| | | | Joined: Sep 2008 Posts: 872 Shop Shark | | Shop Shark Joined: Sep 2008 Posts: 872 | The issue is the camshafts... cast iron or steel. The steel will be much harder and will chew up cast iron gears. HERE IS A LINK TO ID THE CAM AND DIZZY | | |
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