Power Generation GMK7550 (550 Ton) Setting 120,000lb gas turbine at SRP generating station. Specialized Transport 165,000lb transformer transport form Port of San Diego to Navajo generating station in Page, AZ. GMK6400 (450 Ton) Setting 120,000lb transformer. GMK5150L (175 Ton) Replacing chiller at Springerville power plant. GMK7550 (550 Ton) Rebuilding gas turbine at power plant.