Re: [Land-speed] EGT

[Skip Higginbotham <saltrat@pahrump.com>]

Rick,
I am running Inconel exhausts but want to change them to stainless 
for weight considerations. Had numerous valve train problems when RPM 
reached 7000 this summer. Charge air cooling can be added for about 
$1500.....could try water injection......
Skip



At 08:25 AM 9/30/2008, Rick Byrnes wrote:
>Skip
>If you are seeing temps near 1800 degrees you need exhaust valves of 
>an improved material.  Inconnel is suggested.
>I have seen temps of 1850 and lived with my old turbo motors.
>I should think you are ok with good valve material and Copper 
>Berillium valve seats.
>Charge air cooling will help a bunch if it can be added to the Roots 
>blower????
>
>
>Rick
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