12.9 L Engine
First introduced in 2006 Steiger® Tractors, this engine is also at work in the largest Axial-Flow® combines. It provides up to 10% Power Growth for logging the heaviest loads. Two versions are available: a single-stage turbocharger with electronic high-pressure unit injectors in Steiger tractors from 420-540 HP, and a new two-stage turbocharger with common rail fuel system in Steiger tractors 580-620 HP.
Engine Design
- In-line 6-cylinder for balanced power when you need it
- Fully roller overhead camshaft produces less friction resulting in reduced fuel consumption
- Wastegate turbocharger for maximum horsepower
- Bed plate block design with two piece block increases strength and ease of service
- Wet sleeve cylinder design for high levels of durability, cooling and ease of service
- Cross flow cylinder heads take advantage of natural air flow and provide excellent performance
- Factory exhaust brake is fully integrated
- Intake air grid heater provides excellent cold weather starting
- Electronic high pressure unit injection promotes fuel savings by injecting the exact quantity of fuel that is needed to deliver the horsepower that is required