Hey nm9steham,
I did carry out the Propane Stoiciometric value of 15.5-1 in my tune as my AF meter has the ability to switch fuels from Diesel, Methanol, Gasoline and LPG.
Click it out here , it's a great bit of gear !
http://www.mrm-racing.se/bag/analyzer.pdf
I know it's cam related as its...