Parameters: Inlet and output inside Di.:1.5 inch Pump lift(m) : 24 Suction height(m) :8 Model: 168F Type : Forced air-cooling 4 stroke OHV single cylinder Displacement (ml):163 Max. power output :5.5HP/4000rpm Start mode:Recoil and hand-operated Dimensions(L X W X H):(mm): 551 X 432 X 398 Net Weight(kg): 25