Hollow stem intake valves - CLASS RACER FORUM

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Hollow stem intake valves

07-22-2017, 07:51 PM

Alan Roehrich

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Re: Hollow stem intake valves

Quote:

Originally Posted by ss3011

In Super Stock the valve stem needs to be the stock size , but aren't you allowed to use necked down stems near the valve head , like the Manley "Pro-Flo" style valves ?

Yes, they can have an undercut stem behind the head of the valve.

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Alan Roehrich
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