R RVTOY Well Known Member Dec 28, 2014 #1 Picked up angle valve that has some HP mods. Came with RSA 5AD1 injection system. Current setup on RV does not have return line. Do I need return line or should sell? 90 hours TTSN.
Picked up angle valve that has some HP mods. Came with RSA 5AD1 injection system. Current setup on RV does not have return line. Do I need return line or should sell? 90 hours TTSN.
