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Mod | | | Forums66 Topics128,022 Posts1,055,353 Members48,420 | | 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: Apr 2011 Posts: 16 New Guy | | New Guy Joined: Apr 2011 Posts: 16 | my 62 has a 7lb pressure cap. i installed a 383 engine and am wondering if i could go to a 13 lb cap for more efficient cooling without blowing my heater core. i had the core fixed before i started running the new engine. if anybody knows if this is safe to do let me know. i have installed a new aluminum radiator from cool craft they say 13 will be ok but they don't know if the core will stand the pressure or not. | | |
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