A. It can be used on any fossil fuel powered internal combustion engine, Natural Gas, Propane, Gasoline, Diesel, Heavy Fuel oil; mobile or stationary.
The Basic HyZor kit is recommended for engines up to 5-6 liter size.
Larger engines require either multiple small HyZors or a commercial size ER HyZor (We are currently developing the commercial sized HyZor).
You can build your own HyZor, of any size, using the plans in the HyZor Technology book.
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