Thread: Fuel pressure test port location
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Old 01-21-2008, 01:36 PM
strokin_early_99 strokin_early_99 is offline
John Wood Nut Swinger
  

Join Date: Jan 2007
Location: too far from Texas
Posts: 3,342
It is a #4 ORB(O ring boss), it is also called a 1/4" ORB. Depends on who you talk to and what shop you go into. Parker employees live buy numbers and acronyms.
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