Propane injection?
Just picked up the latest rag of Mustang 5.0 showcasing a Mustang with Propane injection as its main source of fuel.
I thought it interesting even though I wondered why someone would do that for anything other than a fleet vehicle.
Then there was mention that propane has an octane rating of 100-115!!!
Holy crapolla! Now this perked my ears!
Has anyone got any information on places that do conversions such as this in the states? (This guys Stang was from Canada, along with the facility that did the conversion).
I'd like to do a little more research into this, but am not sure where I should go???
I thought it interesting even though I wondered why someone would do that for anything other than a fleet vehicle.
Then there was mention that propane has an octane rating of 100-115!!!
Holy crapolla! Now this perked my ears!
Has anyone got any information on places that do conversions such as this in the states? (This guys Stang was from Canada, along with the facility that did the conversion).
I'd like to do a little more research into this, but am not sure where I should go???
Originally posted by slammer223@November 25, 2005, 9:39 AM
I just did a google search for "propane injection" and most returns were regarding diesel engines. Googling "propane automotive fuel" came back with a lot of hits that you might want to investigate.
I just did a google search for "propane injection" and most returns were regarding diesel engines. Googling "propane automotive fuel" came back with a lot of hits that you might want to investigate.
Thanks for the info!
Here is some quick/dirty info about running propane..
1) Propane has less BTUs than gasoline (gallon per gallon)
2) Propane has a higher Octane.. This means if you have a propane only vehicle you can increase the compression or timing to make up for the loss in BTUs
3) Propane burns cleaner (oil/engine are cleaner)
4) Propane is normally cheaper (since gas hit $2/gallon).. Out here, Propane has hit a high of $1.49.. Its $2.50 delivered to the house out here (and thats into boonies)
5) Propane tanks aren't the same shapes as a normal fuel tank so its harder to fit into a vehicle (for conversion).. for SUV/mini vans there are tanks that are shaped like a spare tire (for use under the vehicle)
6) With propane it is always full service.. They fill your tank for you.. This could be nice, but can also be a pain since they don't usually rush to fill a propane tank.
We looked at the propane conversion a few years ago when arizona gave great tax breaks for doing it. Our problem was that you shouldn't convert an old vehicle (we had 200k miles on the truck by then).. and if we wanted to run dual fuel we would lose 10-20% mileage when on propane (since less btus' and we can't change the compression on the fly).
~Mark
1) Propane has less BTUs than gasoline (gallon per gallon)
2) Propane has a higher Octane.. This means if you have a propane only vehicle you can increase the compression or timing to make up for the loss in BTUs
3) Propane burns cleaner (oil/engine are cleaner)
4) Propane is normally cheaper (since gas hit $2/gallon).. Out here, Propane has hit a high of $1.49.. Its $2.50 delivered to the house out here (and thats into boonies)
5) Propane tanks aren't the same shapes as a normal fuel tank so its harder to fit into a vehicle (for conversion).. for SUV/mini vans there are tanks that are shaped like a spare tire (for use under the vehicle)
6) With propane it is always full service.. They fill your tank for you.. This could be nice, but can also be a pain since they don't usually rush to fill a propane tank.
We looked at the propane conversion a few years ago when arizona gave great tax breaks for doing it. Our problem was that you shouldn't convert an old vehicle (we had 200k miles on the truck by then).. and if we wanted to run dual fuel we would lose 10-20% mileage when on propane (since less btus' and we can't change the compression on the fly).
~Mark
i know a guy i use to go to high school with that had a Mitsubishi 3000GT that had a propane injection set-up kinda like nitrous(not running alone on propane like you were talking about but similar). supposedly this doesn't get you as much as nitrous, but is easlier on the engine.
Neighbor has it on his 80's Dodge pick-up. He converted because he used to be part owner of a propane business, so advertising the usefulness and getting basically free fuel. It runs well, but there is a tank in the bed that takes up some space. He did not convert his newer Dodge.
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