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View Full Version : Converting E34/M50 to run on CNG/LNG



semiretired
08-14-2007, 12:08 PM
Anybody out there know if ANYONE has ever converted a petroleum powered vehicle to run on CNG/LNG?

Just wondering if it's possible. Been reading about the coming oil crisis-when oil hits $100-$200 barrel.

Ferret
08-14-2007, 12:11 PM
Anybody out there know if ANYONE has ever converted a petroleum powered vehicle to run on CNG/LNG?

Just wondering if it's possible. Been reading about the coming oil crisis-when oil hits $100-$200 barrel.

Very common conversion to be done in the UK - kit costs anywhere from $1600 to $5000

Blitzkrieg Bob
08-14-2007, 12:28 PM
Picked up an old Mr. Fusion at a swap meet....works great!

attack eagle
08-14-2007, 05:45 PM
used to have a CNG powered Ford falcon back in Argentina back in the early 90s... but those were carbureted cars.

filip00
08-15-2007, 04:35 AM
here everybody converts to LPG, and it's such a relief when you go to the station and fill up the tank for less than $30.....our gas prices our about $6 for a gallon.

attack eagle
08-15-2007, 04:39 AM
how many KM per tank do you normally get?

Bin_jammin
08-15-2007, 04:44 AM
how does it compare on power?

filip00
08-15-2007, 05:39 AM
you ask me?

Morgenster
08-15-2007, 06:59 AM
Anybody out there know if ANYONE has ever converted a petroleum powered vehicle to run on CNG/LNG?

Just wondering if it's possible. Been reading about the coming oil crisis-when oil hits $100-$200 barrel.

:D

But I'm thinking electric is going to take over in a decade.

infurno
08-15-2007, 10:54 AM
I had a mercury that ran on propane early 90s. I have been tempted to convert my m20 to an alternative system but its a little expensive imho.

On a show called the myth busters they forced hydrogen directly into the carb and the car started and ran without any other modifications. Really surprised me. I still have faith in bmw's hydrogen developments.

attack eagle
08-15-2007, 04:19 PM
you ask me?
yes.

As I recall from the falcon the range was less per tank.
I think ours had 3 modes, petrol, LPG, and mixed. Petrol mode was pricipally used at shutdown and start up, LPG most of the time and mixed mode gave better range and power than lpg alone.

BMWDriver
08-17-2007, 12:17 PM
I had a mercury that ran on propane early 90s. I have been tempted to convert my m20 to an alternative system but its a little expensive imho.

On a show called the myth busters they forced hydrogen directly into the carb and the car started and ran without any other modifications. Really surprised me. I still have faith in bmw's hydrogen developments.

They had admitted that producing hydrogen is highly pollutive.

But check this out:

Water engine (http://youtube.com/watch?v=x1UrlDNkYSo)

Water engine 2 (http://youtube.com/watch?v=x1UrlDNkYSo)

filip00
08-17-2007, 12:40 PM
i do get lower mileage, but it's less than 10% worse. so it's very much worth it, i save around 45-50% of cash per tank....


in european units, consumption figures are around - 13l / 100km on gas, and 15l / 100 on LPG. but gas is $1.50 a litre, and LPG is $.70