DOHC means double overhead cams,which means two camshafts on top of one cylinder bank. 4.6l is the engine displacement.
firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of Ford F-150 ( V8 )
The 2014 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2009 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2007 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2011 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2010 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2006 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2008 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2013 Aston-Martin V8-Vantage has double overhead cam (DOHC).
The 2012 Aston-Martin V8-Vantage has double overhead cam (DOHC).
There are two engines offered in the Lincoln LS : The 3.0 liter DOHC - V6 The 3.9 liter DOHC - V8
No , the 3.9 liter DOHC - V8 uses timing CHAINS