If you need an engine…Western States and Cat® have an answer. From irrigation to fire pumps, grinders to locomotives, dependable Caterpillar gas and diesel engines can be fitted to push, pull, pump and power. Reliable, around-the-clock support is as close as the nearest Western States branch, or any Cat Dealer across the country. Use the convenient spec sheets and size your horsepower needs. Whatever your need, you want the engine that powers it to work longer, harder and fuel smarter. Cat industrial/OEM engines offer low emissions, and are EPA and EEC non-road standards compliant.