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Old 06-06-2017, 06:39 PM   #6
Captmatt
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Join Date: Jan 2015
Location: Rohnert Park, ca.
Posts: 164
Re: I6 exhaust gasket question

Quote:
Originally Posted by Wrenchbender Ret View Post
The closed one is used on HD trucks. Their manifolds don't have a heat riser valve.

Thanks for the info
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