There is NO FLOOR on the stock magnum manifolds!
It took me a while to realize this, but they are wide open on the bottom..
that's why there was a vacuum leak problem with them.. any leaks in the
bathtub gaskey would result in a vacuum leak.
>Got it. Didn't realize you had removed floor of manifold.
>Dr. Pat
>----------
>>From: Gary Shook <gary.shook@wcom.com>
>>To: dakota-truck@buffnet.net
>>Subject: Re: DML: Street and performance - Now TB/Manifold Opening
>>Date: Fri, Aug 27, 1999, 4:19 PM
>>
>
>> Lets see if my lame attempts at ascii graphics can help-
>>
>> Option 1: weld a heat shield to the bathtub gasket:
>> _/^^^^^\_
>> \ open / <-intake, open, relies on bathtub gasket to seal vacuum.
>> \______/<- bathtub gasket
>> \--------/ <- heat sheild..
>> corners bent up & welded to bottom of bathtub gasket
>>
>> There should be plenty of room below the bathtub gasket to fit the heat
>> sheild
>>
>> Option 2: seal up the bottom of the intake w/ plate aluminum:
>> _/^^^^^\_
>> \______/ <- Intake w/ bottom sealed up by plate Al
>> \______/<- bathtub gasket
>>
>> Hope this helps...
>>
>> Gary Shook
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