Heat Riser Valve Shaft Hole

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Mar 16, 2007 | 05:56 PM

79vetter

Thread Starter

Drifting

Joined: Feb 2005

Posts: 1,583

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From: Richardson Tx.

Heat Riser Valve Shaft Hole

I gutted my riser valve and am looking for suggestions on what to fill the hole is where the shaft used to be.
thanks

Mar 16, 2007 | 05:58 PM

chris73cpe

Pro

Joined: Aug 2005

Posts: 627

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From: Naperville IL

you could just tap it and put a machine screw in there

Mar 17, 2007 | 01:31 PM

Lon Wayne

Drifting

Joined: May 2006

Posts: 1,480

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From: Circleville Ohio

Vader vette

I think they offer A Spacer the same everything just no heat riser Why
did you take it off ? Mine is still on looks new no cats though A guy told me it just heats up the cats quicker? I Have no Idea.

Mar 17, 2007 | 02:02 PM

Gordonm

Race Director

Joined: Dec 1999

Posts: 19,610

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From: Forked River NJ

Here is the spacer from Zip. It just goes in and is a spacer for the heat riser. The job of the heat riser valve is to heat up the intake manifold on cold mornings so the car runs better. It does nothing for the cats as they are after the valve.

http://www.zip-products.com/Zip/dept...37138F5155422F

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