Vortec 6.0L V8 SFI Gaseous engine

  • Exhaust valves, as well as intake and exhaust valve seats, are hardened to endure the additional rigor presented by compressed natural gas
  • 332 hp @ 4800 rpm
  • 370 lb-ft of torque @4400
  • External engine oil cooler

Requires 4500 model, 14,200 lbs. GVWR, Dedicated Liquefied Petroleum Gas (LPG) system and Fleet or Government order type only.