3.4 swap AC problems please help!!
#1
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Join Date: Jan 2017
Location: Texas
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3.4 swap AC problems please help!!
I am currently in the process of swapping a 99 3.4 JDM Japanese import engine into my '95 4runner that had the 3.0. Last thing I need to get straight before I drop the 3.4 in is the AC problem. I read on here that the R134a compressor from my 3.0 would bolt right up to the 3.4. After attempting that, and failing, I realized that the mounting bracket on my 3.4 was Japanese and had the wrong fittings, so luckily my cousin had an old 3.4 sitting in his garage with the American version of the compressor mounting bracket. I grabbed that from him, bolted it up to my 3.4, and bolted my r134a compressor to the bracket. Fits perfectly, except for the fact that the AC clutch pulley doesn't line up with the pulley that should be driving it. I know you have to swap the clutch from the 3.4 compressor to the r134a compressor, and since I didn't have a compressor that came with the 3.4 I ordered the clutch and put it on the r134a. The clutch lines up with the the tensioner pulley, but both don't line up with the drive pulley, they are about a 1/4 inch off. What do I do?? And not having AC isn't an option since I live in south Texas
#4
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sounds like you need to get the pulley off a 3.4 AC compressor, note a Jeep pulley off a 4.0L will also fit, ran into this issue on my swap when the 3.4L pulley was too short, jeep pulley has 2 extra ribs for a little extra length to line things up
https://www.yotatech.com/forums/f160...ine-up-289898/
https://www.yotatech.com/forums/f160...ine-up-289898/