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| | | Forums66 Topics128,076 Posts1,055,924 Members48,430 | | 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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#40828 03/24/2005 7:55 PM | Joined: Dec 2003 Posts: 2,733 Shop Shark | | Shop Shark Joined: Dec 2003 Posts: 2,733 | Fab 51 is pretty darn close with his memory. My Howards M4F is 236 duration, 420 lift (both) and 110 degrees lobe centers. It uses .016 clearance on both I & E. This is affectionately referred to as the "old 3/4 race" cam. Why?, I haven't a clue but I like it. :rolleyes: | | |
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