Construction Machinery: Tracked Tractor Case

Model	Aspiration
550H WT	natural aspiration
550H LT	natural aspiration
550H LGP	turbocharging
1150K XLT	Turbocharging with subsequent air cooling (by a cooling radiator)
1150K WT	Turbocharging with subsequent air cooling (by a cooling radiator)
1150K LGP	Turbocharging with subsequent air cooling (by a cooling radiator)