1.4L I-4 gasoline direct injection, DOHC, variable valve control, intercooled turbo, regular unleaded, engine with 147HP (1) 1.5L I-4 gasoline direct injection, DOHC, i-VTEC variable valve control, ...
Explore the surprising history of the Hummer H2H, a hydrogen-powered concept SUV developed by General Motors in the early 2000s.