12L displacement engine for heavy duty trucks, 5 power gear, optimized classification more reasonable and legible, matching the truck perfectly. The speed at maximum torque ranges from 1200 rpm to 1500 rpm; the high torque reserve coefficient allows the better starting, accelerating and grade ability; the natural gas engines is featured in smooth operation, low noise and free of carbon deposit, which prolongs the engine life by 30% and saves the fuel cost by 30% or more compared to the diesel engine of the same power.

T12 series Natural gas engine