The 2010 Lexus IS-350 has 24 valves.
The 2010 Lexus IS-F has 32 valves.
The 2010 Lexus ES-350 has 24 valves.
The 2010 Lexus LS-460 has 32 valves.
The 2010 Lexus IS-350-C has 24 valves.
The 2010 Lexus RX-450H has 24 valves.
The 2010 Lexus LX-570 has 32 valves.
The 2010 Lexus GS-450H has 24 valves.
The 2010 Lexus IS-250-C has 24 valves.
The 2010 Lexus GX-460 has 32 valves.
The 2010 Lexus GS-350 has 24 valves.
The 2010 Lexus RX-350 has 24 valves.