Continuous-Duty Operation 100% cast-iron cylinders and pump Oversized cast-iron balanced belt wheel Oversized industrial-grade bearings High Efficiency Parts High-efficiency stainless steel valves High-efficiency intercooler High-efficiency inlet air filters with sound attenuation baffles 2-Piece Connection Rods Less moving parts increases reliability Air Cooled Intercooler Reduces compressed air temperature and condensation V-Block Deep Finned Cylinders Provides 360 degrees cooling for lower operating temperature OSHA Compliant Fully enclosed flywheel, belt and motor sheave Fully Tested; Built To Order All units are prewired and thoroughly tested prior to shipment; please allow 4-6 weeks for delivery Ingersoll Rand Reciprocating Compressors Ship Dry Use of the Ingersoll Rand Maintenance Kit extends the Factory Warranty by 1 year