MODEL:SC-RFL700 DOUBLE--CYLINDER PRE-HEATER **WE HAVE FOUR-WHEEL MODEL HYDRAULIC DOUBLE-CYLINDER PRE-HEATER FOR CHOOSE SPECIFICATION:1 Engine :The 20 horsepower water-cooled electric startup diesel engine with three-cylinder inline, low noise and environment protection has the indication of water temperature .voltage and engine oil ,whose max rotating speed is 2200r/min.2 Drive :The diesel drives ...