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Click on image for the lowdown. 
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8 members (Phak1, ShopRag, Mr Bailey, Woodcmiami, Otto Skorzeny, Biermann, 78buckshot, DadsFirstPickup),
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Mod | | | Forums66 Topics128,147 Posts1,056,801 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
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Jan 2007 Posts: 93 Wrench Fetcher | | Wrench Fetcher Joined: Jan 2007 Posts: 93 | Mike: You need to check with the folks on the GMC site at http://www.6066gmcguy.org/I believe you will have to have your cam reground in order to use hydraulic lifters, but the folks over there can tell you defintively. Have you tried adjusting what you have to eliminate the ticking to no avail? regards, Steve New Orleans | | |
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