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Old 06-12-2003, 10:21 AM
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csnow csnow is offline
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Join Date: May 2002
Location: Mass
Posts: 1,127
I'm not aware of r-140b. Not listed in the usual places.

There is a 410b, but that is high-pressure (not automotive), and still in R&D.
1986 300E 5-Speed 240k mi.
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