I pull off the fuel return

The second solenoid plumbed.
The hose on the left comes from the engine. The blue goes into the original diesel return, and the shiny grey goes to the WVO return. You can also see the left side coolant supply wrapped here.

I added this double shut-off

All Material © 2006, David Ljung Madison
Photo album generated by album a free tool by Dave Madison on Fri Oct 27 17:43:30 2006