The Mazda - built 1.8 - liter engine
with dual overhead camshafts in the current coupe will be replaced by Ford's 2 - liter Zetec engine in the new coupe.
The engine
features dual overhead camshafts with variable valve timing, low - friction cylinder walls, bucket tappets (as opposed to rocker arms) and an impressive 11:1 compression ratio.
The valve train includes chain - drive
dual overhead camshafts for minimal maintenance, four valves - per - cylinder with direct acting bucket - type actuators and variable intake valve timing.
The 2.2 L R - Engine is a 4 - cylinder compacted graphited iron block and aluminum cylinder head, with chain driven
dual overhead camshafts operating 4 - valves per cylinder.
Power comes from Mercedes - Benz's newest 3.5 - liter V - 6, which has four valves per cylinder, as well
as dual overhead camshaft heads instead of the previous three - valve, single overhead cam heads.
The 2.8 L Duramax is an inline 4 cylinder, variable geometry turbocharged diesel featuring a high pressure common rail injection system and
dual overhead camshaft design.
Bugatti, Duesenberg, Alfa Romeo, Mercedes - Benz, and Miller built successful racing cars with high -
performance dual overhead camshaft straight - eight engines in the 1920s and 1930s.
The high - performance division of Ford Australia, Ford Performance Vehicles, produced vehicles equipped with the 4.0 L (240 cu in) 24 -
valve dual overhead camshaft (DOHC) turbocharged straight - six with variable cam timing, which produces 416 hp (310 kW) at 5,250 rpm (87.5 Hz) and 565 N ⋅ m (417 lb ⋅ ft) at 1,950 rpm (32.5 Hz)-- the highest level of torque in a six - cylinder powered Australian production car.
The 2,593 cc engine, complete with obligatory twin sets
of dual overhead camshafts, essentially was a detuned, street version of the 3.0 - liter four - cam Type 33 racing engine that the Alfa - sponsored racing team was campaigning at the time.
Outstanding features of the Kappa engine's modern architecture
include dual overhead camshaft (DOHC), dual continuously variable valve timing (CVVT), a very stiff cast aluminium block with cast iron liners, aluminium cylinder head, lighter connecting rods and maintenance - free long - life timing chain.
Dual overhead camshafts contribute to the 2.7 L Turbo's smoothness and high output, with dual independent continuously variable valve timing working with the valvetrain to deliver optimal performance and efficiency.
The valvetrain consists of chain - driven
hollowcast dual overhead camshafts (DOHC) that actuate 4 - valves per cylinder via roller finger followers with hydraulic tappets.
This sophisticated 16 - valve powerplant
employs Dual Overhead Camshafts (DOHC) and Continuously Variable Valve Timing (CVVT) for a very broad power band, coupled with high fuel efficiency and low emissions.
The engine
features dual overhead camshafts with continuously variable valve timing and increased - authority cam phasing (increased phase rotation angle), a high - pressure returnless direct - injection fuel system with camshaft - driven fuel pump delivering 750 psi at idle and 2250 psi at full load, higher - flowing intake and exhaust ports in the cylinder head, electronic throttle control and pistons with jet - spray oil cooling.
[6][7] The choice to use an Overhead valve (OHV) arrangement (also known as a pushrod engine) is unique in the luxury performance sedan market where competitors typically
use dual overhead camshaft (DOHC) engines.
Helping to give this small engine its high energy are multiport fuel injection and 16 valves, actuated
by dual overhead camshafts.
The valvetrain includes chain - driven
dual overhead camshafts for minimal maintenance, four valves - per - cylinder with direct acting bucket - type actuators, and variable intake valve timing.
This transverse, front - mounted engine
incorporates dual overhead camshafts, four valves per cylinder, and maintenance - free hydraulic lifters for smooth, worry - free operation.
The innovative 3.0 - litre V - 6 CRD engine with five - speed Auto Stick transmission features Bosch high - pressure fuel injection (1600 + bar), a Variable - geometry Turbo (VGT), four valves per cylinder
with dual overhead camshafts and Piezo injectors with a 0.1 millisecond response time.
1.2 L (1206 cc) S - TEC II engine was updated with features such
as dual overhead camshaft (DOHC) and timing chain (older version has timing belt) system.
The 2.0 L R - Engine is a 4 - cylinder compacted graphited iron block and aluminum cylinder head unit, with chain driven
dual overhead camshafts operating 4 - valves per cylinder.
All three gasoline engines have
dual overhead camshafts and variable - valve timing and will use high - pressure direct injection.
The key behind this impressive power is a lightweight design, combined with high - flow intake and exhaust port and
dual overhead camshafts.
Introduced as a DOHC (
Dual overhead camshaft) system in Japan in the 1989 Honda Integra [1] XSi which used the 160 bhp (120 kW) B16A engine.
Power comes from a 3.5 - liter twin - plug inline - six, which features
dual overhead camshafts and sends power to the rear wheels through a ZF 5 - speed manual gearbox.
Hyundai's 1.6 - liter four has
dual overhead camshafts, four valves per cylinder and CVVT (continuously Variable Valve Timing) on the intake side.
A dual overhead camshaft [1][2][4](DOHC) valvetrain layout is characterised by two camshafts located within the cylinder head, [4] one operating the intake valves and the other one operating the exhaust valves.
The 3.6 - liter Pentastar V - 6 engine is an all - new design, featuring
dual overhead camshafts (DOHC), aluminum exhaust manifolds, polymer - coated piston skirts, forged connecting rods and a high - pressure die - cast aluminum cylinder block in a 60 - degree configuration.
The 200 horses that power the TSX are extracted from a four - cylinder engine with
dual overhead camshafts and a 2.4 - liter displacement.
Both engines feature direct injection and
dual overhead camshafts with continuously variable valve timing, which help optimize power and efficiency, as well as reduce emissions.
With
Dual Overhead Camshaft (DOHC) 16 valves, it delivers 105 PS (77kW) of power and a peak torque output of 153Nm while delivering fuel efficiency figures of 15.41 kmpl (MT) and 14.84 kmpl (AT).
This design was very influential for racing engines as it had, for the first time,
dual overhead camshafts (DOHC) and four valves per cylinder, a layout that would become the standard until today for racing inline - four engines.
The V6 was fuel - injected with 24 valves, and
dual overhead camshafts.
For the 8CTF the Maserati brothers created a straight - 8 with
dual overhead camshafts, a pair of superchargers and a fixed cylinder head.
All three engines for the new CTS use aluminum blocks and cylinder heads, direct fuel injection, variable valve timing,
dual overhead camshafts and four valves per cylinder.
Somewhat surprisingly, lurking under the hood is not the torquey, supercharged pushrod V8 that many might have been expecting, but an all - new, clean - sheet V8 with
dual overhead camshafts and a pair of turbochargers.
Cylinder heads are constructed of T7 heat treated aluminum and feature
dual overhead camshafts with roller finger followers.
The Neon R / T has a 2.0 - liter, four - cylinder with
dual overhead camshafts that produces 150 horsepower.
Dual overhead camshafts and a virtually silent chain - driven valvetrain contribute to the smoothness and the high output of the Cadillac Twin Turbo V - 8, while dual independent continuously variable valve timing helps deliver optimal performance and efficiency.