Engine Conversion

Test Vehicle

Isuzu Hi-Lander, 4JA-1 direct injected diesel engine

Conversion

Diesel to CNG fed engine (Compression Ignition to Spark Ignition)

Major Modifications

• Installation of a CNG fuel line system that includes the following

  1. CNG tank

  2. High pressure regulator

  3. Shut-off valves

  4. High pressure pipes

  5. Gas carburetor

• Piston profile modification to reduce compression ration in order to match the natural gas octane rating

• Cylinder modification to fit-in spark plugs

• Installation of distributor

Converted engine undergoing Bench Dynamometer Testing

A PUBLIC SERVICE OF EXCALIBURCNG HAULING, STORAGE AND DISTRIBUTION, INC.