I need to chase the threads on the vacuum port on my manifold and clean up the threads on the fitting/nipple. I don't have a bolt sizer and thread gauge handy, so can someone please tell me the correct size of tap and die I need to purchase to use on these parts? Thanks. Dave '62 300 _________________________________________________________________ Pack up or back up–use SkyDrive to transfer files or keep extra copies. Learn how. hthttp://www.windowslive.com/skydrive/overview.html?ocid=TXT_TAGLM_WL_Refresh_skydrive_packup_042008 -- [Non-text portions of this message have been removed] ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. This email was sent to: arc.6265@xxxxxxxxxxxxxx u/?bUrDWg.bSONJP.YXJjLjYy ?p=TEXFOOTER