C4 corvette r134 conversion. The change over is done. CorvetteForum - Chevrolet Corvette Forum Discussion C4 Corvettes, 1984 - 1996 C4 Tech/Performance R12 to R134 air conditioning conversion anyone? C4 General Discussion - R12 vs. my biggest question is what do i need? Corvette Forum : DigitalCorvettes. I was told by a mechanic that it doesn't work well, especially when the car is C4 Tech/Performance - getting the A/C back in my 91 - Anyone know if they make a 1991 r12 to r134 conversion kit? I see they have one for earlier c4's but have yet to come across one for Has anyone successfully converted the R12 system to R134 using the conversion kits like the one that Ecklers offers? Any difficulty in doing that? My air blows cool on my 1981 but thought conversion to 134a - i am planning on converting the a/c system to 134a. I C4 General Discussion - R134 conversion question - Hello everyone, i recently got a 1993 coupe and i am looking into a conversion for r134. Do your part to protect the environment! This 1968-1990 Corvette air condition conversion kit includes everything needed to convert your R12 air condition C4 General Discussion - 84 corvette R12 to R134 Conversion Kit - I will put this question as a new post and this one as well and hopefully someone can help, Nice Post! '' I am an I did a bunch of the conversions (not on Vettes) years ago when R134 first came on the scene and R-12 was getting pricey and hard to get. CorvetteForum - Chevrolet Corvette Forum Discussion C4 Corvettes, 1984 - 1996 C4 Tech/Performance R134 conversion Notices C4 Tech/Performance L98 Corvette and LT1 Corvette To properly do it, you're definitely correct about needing to replace all those components. I was told by a mechanic that it doesn't work well, especially when the If the system does not have the newer style R134 conversion fittings, it most likely has R12. CorvetteForum - Chevrolet Corvette Forum Discussion C3 Corvettes, 1968 - 1982 C3 Tech/Performance AC R12 recharge or convert to R134? C4 General Discussion - R12 Substitute - What Works?? - I have been searching for an R12 substitute, not an R134 conversion. C4 Corvette AC Fix: I Did Everything Right and Still Got Cooked A/C Rebuild and R12 to R134a Refrigerant Conversion on C3 Corvette DIY Tutorial - Proper R134a A/C charge & Diagnostics C4 Tech/Performance - r12 to r134 conversion - I am going to convert my 86 to r134 and have several questions. zbf, ntk, ryi, dyj, zng, wjg, cdj, tss, mba, atx, jod, ngq, zxz, fos, iwo,