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3. Drill oil pan and install brass barb fitting for oil return right at the 4th pan bolt. Use a 9/16 drill
bit and 3/8 NPT tap. Only tap into the pan a short amount – do NOT feed tap all the way into the
pan as the hole will be too big to seal properly. Rotate brass barb so that the oil drain tube is
pointing upwards. See Fig 3 & 4, Diagram 1 Note: Mark the drain flange to show where the top of
the tube is will help locating the top while tightening.
• Use Permatex High Temp Thread Sealant or Equivalent on threads
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