Posted by da.bees on December 19, 2012 at 11:01:50 from (72.181.183.240):
In Reply to: LP conversion posted by Mike in Mn. on December 19, 2012 at 08:15:41:
Reading the responses so far,here's my take on some of the issues mentioned.
The cost of conversion can be all over the place depending on how profit driven the installer is. Fact is the LP system is far less complex therefore less expensive to manufacture than gasoline or diesel.
Factory equiped lp tractors were 8 to 1 as apposed to 7 to 1 for gasoline. Compression ratio is widly misunderstood. Many people run premium gas in cars equiped to use low octain and swear they get better milage and additional power. In therory,the higher the pressure is within the cylinder at moment of combustion,the more power produced. Higher octain fuel doesn't contain additional energy,it simply resists combustion at higher pressure than low octain. Think of it as putting airplane fuel in a standard compression engine and not getting the expected extra power or putting alcohol in a car but it doesn't march off anything like that alcohol dragster did at the strip Saturday night. Claims of lost efficeny are normally rooted in someone converting a 7 to 1 tractor to lp. You should be fine with compression. A far larger concurn is the need for hard valve seats which many failed taking into account and were dissatisfied in the end. Cars needed hard seats since leaded gas went away. ( Are you guys with tractors built to run on leaded gas listening)
I never noticed power differience when properly installed.
The suggestion to use Extended Life synthetic oil and having lab tests is spot on. Unless the engine is a real beater,oil will look clean.
Most states require an expensive sticker to run LP on public roads.
Having a filler hose on a home tank falls under the same heading as running red diesel in a VW diesel that your kid drives to school.
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