Sentences with phrase «lobe profile»
The cam lobe profile selected for engine speeds below 3000 rpm has a duration of 214 degrees and lifts the valves 5.5 mm.
http://www.sybarites.com/
Valve float is an adverse condition which can occur at high engine speeds when the poppet valves in an internal combustion engine valvetrain do not properly follow the closure phase of the cam lobe profile.
I love BB creams and have been cam lobe profile catalog an expanded listing of all crane cams lobe profiles for professional racing engine builders
This design allows for variable valve timing as well, since the cam lobe profiles can be made different.
Gen V Cams feature four different lobe profiles to both create AFM compatibility and optimize intake and exhaust valve opening / closing events.
Not exact matches
The high - profile camshaft lobe which normally contacts the secondary exhaust rocker arm alone during low - RPM engine operation is able to move both exhaust rocker arms together which are locked as a unit.
By moving the pins, the intake valve rocker arms can follow one of two lobes on the camshaft (normal or high profile).
In basic form, the single cam lobe and follower / rocker arm of a conventional engine is replaced with a locking multi-part rocker arm and two cam profiles: one optimized for low - RPM stability and fuel efficiency, and the other designed to maximize high - RPM power output.
The primary exhaust rocker arm contacts a low - profile camshaft lobe during low - RPM engine operation.
The same occurs for the intake rocker shaft, except that the high - profile camshaft lobe operates the primary rocker arm.
The camshafts on some Ferrari engines are cut with a three - dimensional profile that varies along the length of the cam lobe.
At one end of the cam lobe is the least aggressive cam profile, and at the other end is the most aggressive.
The low profile supercharger design incorporates Eaton's TVS ® (Twin Vortices Series) rotors with 4 lobes and a 160 - degrees of twist, which optimizes airflow and produces consistent peak efficiency.
As the engine load changes, electromagnetic actuators allow a movable shaft containing different cam lobes to shift imperceptibly between high - lift and low - lift profiles.