CHAMPION/SPEEDAIRE 7.5HP, 10HP, 15HP TWO STAGE. PART# 1WD22 PAC# RV30A. Designed for heavy-duty industrial applications. Cast iron cylinders with cooling fins. Pumps are splash lubricated. Balanced, fan-type flywheels provide air flow for cooling pump. Rotation CCW facing flywheel. Intercoolers efficiently dissipate heat. Large Diameter Intercooler Finned Tubes – Max efficiency…