Westport Innovations and India’s Tata Motors Limited have launched a new spark-ignited (SI) natural gas 3.8L turbocharged engine featuring the Westport WP580 Engine Management System (EMS).
GM Details 2014 GMC Sierra 6.2L V-8 Performance Spec Estimates
The 6.2L V-8 uses direct injection, active fuel management, and variable valve timing to improve power and efficiency, according to GM.