The 7.3L diesel engine, denoted by 8th digit VIN: F, is built for vehicles requiring low-emission compliance. Its turbocharged V8 design combines power with environmentally friendly performance, making it a reliable used engine for trucks and heavy-duty vehicles. The advanced fuel injection system ensures clean combustion, meeting stringent emissions standards. Its durable V8 cylinder configuration, paired with an optimized OHV valve train, offers an eco-conscious and high-performance solution for drivers seeking a dependable used engine for regulated environments.