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Click on image for the lowdown. 
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| | | Forums66 Topics128,013 Posts1,055,322 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: Dec 2001 Posts: 14,522 Moderator: Welcome Centre, Southern Bolters, Legion Hall | | Moderator: Welcome Centre, Southern Bolters, Legion Hall Joined: Dec 2001 Posts: 14,522 | Depends on how good your system is!!!! I only run a 4lb but my radiator has a new core but the ORIGINAL thin top and bottom tanks!
I'd say a 14lb should be gosh plenty! If I remember correctly every lb of cap pressure raises the boiling point 12 degrees BUT DON"T QUOTE ME ON THAT. | | |
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