The 2008 Chevrolet Colorado has double overhead cam (DOHC).
The 2008 Chevrolet Malibu has double overhead cam (DOHC).
The 2008 Chevrolet Express has overhead valves (OHV).
The 2008 Chevrolet Impala has overhead valves (OHV).
The 2008 Chevrolet Equinox has overhead valves (OHV).
The 2008 Chevrolet Suburban has overhead valves (OHV).
The 2008 Chevrolet Corvette has overhead valves (OHV).
The 2008 Chevrolet Tahoe has overhead valves (OHV).
The 2008 Chevrolet Silverado-3500HD has overhead valves (OHV).
The 2008 Chevrolet Silverado-1500 has overhead valves (OHV).
The 2008 Chevrolet Silverado-2500HD has overhead valves (OHV).
The 2008 Chevrolet Tahoe-Hybrid has overhead valves (OHV).