The 2010 Volvo C70 has 20 valves.
The 2009 Volvo C70 has 20 valves.
The 2013 Volvo C70 has 20 valves.
The 2002 Volvo C70 has 20 valves.
The 2007 Volvo C70 has 20 valves.
The 2006 Volvo C70 has 20 valves.
The 2001 Volvo C70 has 20 valves.
The 2003 Volvo C70 has 20 valves.
The 2012 Volvo C70 has 20 valves.
The 2011 Volvo C70 has 20 valves.
The gas tank on the 2004 Volvo C70 holds 18 gal..
The 2004 Volvo C70's engine produces 197 hp @ 5700 rpm.