Valve Cover

Some articles on valve, valve cover:

Crankcase Ventilation System - Components and Details
... The PCV valve is only one part of the PCV system, which is essentially a variable and calibrated air leak, whereby the engine returns its crankcase combustion gases ... crankcase (where it dilutes and mixes with combustion gases), through the PCV valve, and into the intake manifold ... The PCV system usually consists of the breather tube and the PCV valve ...
Chevrolet Small-block Engine - Major Changes
... Also the cylinder head valve cover mounting bolt holes were changed from the top row staggered to the straight across that remained the new standard way of identifying the early heads from the ... fill location was moved from a tube on the front of the intake manifold to a cap on either side valve cover. 1987 – The valve cover surfaces were changed such that cylinder head mounting lip was raised and the bolt location was moved from 4 bolts on the perimeter, to 4 bolts down the centerline of ...
Valve Cover Racing
... Valve cover racing is a competitive event similar to the Pinewood derby, but vehicles are made from a valve cover from an internal combustion car engine, rather than of wood blocks ... Valve cover racing is most commonly seen at car shows ...

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