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Critter · 01-19-2011, 06:01 PM

Are you using R-12 or 134a? The original condensors don't work well with 134a, you are better off with a "cross flow" condensor. Here is an old thread discussing it.

http://67-72chevytrucks.com/vboard/s...d.php?t=408270

01-19-2011, 06:01 PM	#24
Critter Future TOTM Winner Join Date: Aug 2006 Location: Bulverde, TX Posts: 2,692	Re: Installing Air Conditioning in a 71 Are you using R-12 or 134a? The original condensors don't work well with 134a, you are better off with a "cross flow" condensor. Here is an old thread discussing it. http://67-72chevytrucks.com/vboard/s...d.php?t=408270 __________________ 72 Chevy CST K5 HIGHLANDER BLAZER Getting a 6.0,NV4500,NP205,14BFF (Currently laying all over the place in little pieces) 72 Chevy swb step-side "LS" 6.0 Here's a build thread of sorts 2002 HD2500 Crew Cab, 8.1L Allison 4x4 Daily Driver Check it out www.lsdyno.com