First, you need to find the PCV valve. Most of the time, it's installed directly into the top valve cover of the engine. If you have a V8 or V6, it's on one of the valve covers, and depends on the ...

In SI automotive engines valve events exert a major influence on charge composition under highly throttled conditions such as idle and also on WOT performance. In the interest of promoting maximum ...

<para>A Yamaha YZ400, 5-valve, 4-stroke cycle, motocross racing, motorcycle engine is instrumented to provide pressure diagrams in the exhaust system which are recorded over the usable engine speed ...