Shirley LPG may work but CNG is half the power and my postal LLV could go a max of 10 miles on full tank . I have a good LPG truck tank if you want to try . Weighs a couple hundred #s , ought to fit in your green 72 . Terry -----Original Message----- From: shirley hall <vwbuslady@xxxxxxxxxxxxx> To: tcb <tcb@xxxxxxxxxxxxx> Sent: Sun, May 1, 2011 5:41 pm Subject: [tcb] lpg conversion kennie came across this article. i don't like the tank on top but at $2.60/gal and capable of switching back and forth to gas it made me look close at this conversion. reducing fuel costs by 30% and a cooling running aircooled not bad. i need a donor bus. terry, have you got that panel running yet? http://www.motherearthnews.com/Green-Transportation/1972-05-01/Propane-Conversion.aspx