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12 members (Gdads51, greenie-reddy, Simso, Joe H, 1955 1 Series, Southerntruck, Gib70, 3B, Peggy M, Oswald, Jon G, 1 invisible),
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Mod | | | Forums66 Topics128,103 Posts1,056,183 Members48,436 | | 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!
| | THANKS!
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: May 2001 Posts: 7,438 Extreme Gabster | | Extreme Gabster Joined: May 2001 Posts: 7,438 | I just went through that. I used the 3" pulley first and my engine would not cool. I switched to a 5" and got it cooling. The original for the '56 engine was 6" so if you could find one that size it would probably be better. (All sizes are approximate.) Here's a link to the discussion we had. | | |
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