The 2004 Volkswagen Jetta has single overhead cam (SOHC).
The 2006 Volkswagen Jetta has double overhead cam (DOHC).
The 2001 Volkswagen Jetta has single overhead cam (SOHC).
The 2003 Volkswagen Jetta has single overhead cam (SOHC).
The 2011 Volkswagen Jetta has single overhead cam (SOHC).
The 2010 Volkswagen Jetta has double overhead cam (DOHC).
The 2012 Volkswagen Jetta has single overhead cam (SOHC).
The 2013 Volkswagen Jetta-Hybrid has double overhead cam (DOHC).
The 2011 Volkswagen Jetta-Sportwagen has double overhead cam (DOHC).
The 2014 Volkswagen Jetta-Hybrid has double overhead cam (DOHC).
The 2014 Volkswagen Jetta-GLI has double overhead cam (DOHC).
The 2002 Volkswagen GTI has double overhead cam (DOHC).