You need oil to cut into that oil, and it has to stick around, not evaporate like brake clean. Spray and go do something else and come back every 10-15 min and spray more. The stuff will fall right off. Once you're clean it's a cinch to clean off the diesel.
"Capitalization is the difference between helping your Uncle Jack off a horse, and helping your uncle jack off a horse." "'she' also likes to swap since I think I am going to need to give her to woody again." - Dvlhntr "full alphabetic boost mode" - ChristopherTheOne " Purrs like a sexually satisfied black panther." - BigTDogg "Two oil eating, angry, spinning triangles of death." - turtleboy on rotary engines