Profiles critical to performance

Tuesday, May 05, 2009
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There is a conventional wisdom that has developed around intake valve configuration: cylinder heads equipped with ports inclined at narrow valve angle to the valve stem should have conical, or ‘tuliped’ back faces, and ports that have sig... read more
Tags :  valvetrain

Desmodromic

Tuesday, May 05, 2009
Comments (3)

Recently, RET has covered valve spring design and measurement extensively, but it is almost impossible to discuss valve spring design without mentioning the desmodromic system which is used nowadays exclusively by Ducati.The term Desmodromic is coine... read more
Tags :  valvetrain
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