BOB, I HAVE TRIED REBUILT UNITS WITH LITTLE OR NO LUCK. THE NEW COMPRESSORS OFFERED BY NAPA SEEM TO LAST ABOUT 1 YEAR, AND THEN THEY LEAK. I THINK THIS SEASON I WILL TRY YOUR APPROACH AND INSTALL ONLY OEM PARTS. I KNOW THEY WILL COMPLAIN ABOUT THE PRICE, BUT I... Login to read more.