The 2001 Ford Mustang has 12 valves.
The 2001 BMW M5 has 32 valves.
The 2001 Toyota Corolla has 16 valves.
The 2001 Toyota Camry has 16 valves.
The 2001 Ford Taurus has 12 valves.
The 2001 Subaru Outback has 16 valves.
The 2001 Nissan Sentra has 16 valves.
The 2001 Audi A4 has 20 valves.
The 2001 Toyota RAV4 has 16 valves.
The 2001 Buick Regal has 12 valves.
The 2001 Subaru Legacy has 16 valves.
The 2001 Volvo S60 has 20 valves.