valve clearance

valve clearance

valve clearance
In a reciprocating engine, the clearance between the end of a valve head and a rocker arm when the valve is seated.
References in periodicals archive ?
It is interesting to note that the pressure differential equation in regulator flow volume was considered without taking the valve clearance factor and assuming the constant temperature in all regulator volumes in both studies.
It's also how you know when to check the fuel filter, inspect the oil cooler and adjust the engine valve clearance.
The dealer recommends a valve clearance adjustment at this time.
by an exhaust valve burnout ) or by improper valve clearance are especially essential due to the frequency of their occurrence in the drive systems.
Another important -- and often overlooked -- area of engine maintenance is valve clearance adjustment or valve lash.
Another important, and often overlooked, area of engine maintenance is valve clearance adjustment or valve lash.
The low-inertia, short-skirt design of the pistons includes a flat crown featuring four shallow valve clearance recesses, a design resulting from extensive development work on a Cray supercomputer, Peugeot said.
Since valve clearances are factory-adjusted and are intended to remain within tolerance for several thousand hours, very close machining tolerances are essential.
Just watch the valve clearances like a hawk, and if they start closing up then move to plan B.
Although this may sound daft, with moderate care no harm should result, although you should look out for loss of compression or reduced valve clearances.
The engine's hydraulic valve lifters stay in constant contact with the push rods, providing constant power throughout the life of the engine and eliminating valve lash adjustments and noise caused by improper valve clearances, the company said.
If the car is driven gently for limited mileages, the valve clearances can be reset at each service if the seats have suffered only moderate wear.