The Woodward UG-8L (Part Number 8525-372) is a highly reliable mechanical-hydraulic speed governor engineered for the precise speed control of diesel engines, gas engines, and turbines. This rugged industrial unit is equipped with an integral hydraulic amplifier and a terminal output shaft to ensure accurate and responsive speed regulation under varying load conditions. It features a top-mounted drive shaft assembly, a user-friendly speed setting dial with a knurled adjustment knob, and a compensation needle valve for fine-tuning system stability. Designed for straightforward maintenance and installation, the UG-8L includes a built-in oil level sight glass indicator, standard base flange mounting, and operates efficiently using standard SAE 20-30 grade oil.