An engine with two camshafts located in the upper portion of the cylinder head.
Dual Overhead Cam Engine configuration description
Abbreviation for Double Overhead Camshaft (see 'Twin-cam').
Double Overhead Cam Shafts (two per bank in a V-engine) enable valves to be further separated than with a single camshaft (SOHC), allowing valves to be larger and/or better placed, giving more power.
Acronym for dual/double overhead cam (see Overhead Cam)
Double Overhead Camshaft: a DOHC engine has two camshafts in each cylinder head; one camshaft operates the intake valves, the other actuates the exhaust valves.
Dual Over Head Cams. Two camshafts found in the head or top of the engine that open and close the valves. Two cams allow more precise control than one.
Double Overhead Cam - giving four cams in a horizontally opposed engine (Quad Cam) - as used in most Subaru Turbo's and all EJ25's -- 2000
dual overhead camshaft SAT5 semi automatic transmission 5-speed
double overhead camshaft (i.e. twin-cam engine)
Double or Dual Over-Head Camshaft.
Double Overhead Camshaft IE: Two camshafts. Used in the RB20DE, RB20DET, RB25DE, RB25DET and RB26DETT. (Also see SOHC)