Imer Booster 20 Piston Pump The Imer Booster 20 delivers high-performance output in a compact design, allowing it to work on job sites with limited space where no other pump of comparable capability could fit. Features Its pumping unit utilizes an S valve for automatic compensation of clearance and wear Compact design for tight or space-limited job sites High-performance output despite small size Pumps up to 20 cubic yards per hour Handles concrete, shotcrete, and high-strength grouts 2-cylinder pumping system with hydraulic control html What's Included 3-cylinder liquid-cooled, 28 HP diesel engine Automatic greasing system Concrete hopper with agitator Vibrating grid, 12V Hydraulic system with reverse Pumping unit with S-valve featuring automatic compensation for clearance and wear 4" heavy duty delivery manifold Control panel with electromechanical controls Piston head installation and extraction tool kit Complete w/ heavy duty highway tow package Accessory box with grease pump Centralized grease ports 4" cleaning balls Specifications Model # 1106428 Engine 3 Cylinder Diesel Engine Power 28 HP Pumping System 2-Cylinder w/ Hydraulic Control Max Aggregate 1 in Flow Rate 3 - 20 cu yd/hr Pumping Pressure 1,000 psi Outlet 4 in HD Hopper Capacity 7 cu ft Loading Height 42.5 in Dimensions (W x L x H) 58 in x 161 in x 60 in Weight 3,100 lbs