Let me know what you find out. Mine is plumbed such that oil is off of IP pull only and not on fuel pump. Has run fine for the last 2000 miles but seems a bit quirky lately. Runs fine on diesel

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1982 300TD 210K miles ("The Replacement" aka "The Anvil") - SOLD
1979 300SD 245K miles (never ending project)
2007 Pinarello F3:13
1995 Ducati 916 (SOLD, sniff)
1999 Ducati 900SSie (SOLD)