The 2001 Chevrolet Impala has 12 valves.
The 2001 Chevrolet Malibu has 12 valves.
The 2001 Chevrolet Corvette has 16 valves.
The 2001 Chevrolet Tahoe has 16 valves.
The 2001 Chevrolet Suburban has 16 valves.
The 2001 Chevrolet Express has 12 valves.
The 2001 Chevrolet Camaro has 12 valves.
The 2001 Chevrolet Express-Cargo has 12 valves.
The 2001 Chevrolet Silverado-2500HD has 16 valves.
The 2006 Chevrolet Impala has 12 valves.
The 2003 Chevrolet Tahoe has 16 valves.
The 2006 Chevrolet Suburban has 16 valves.