jet hot IC piping...

Discuss the RB20, RB25 and RB26 series engines.
Bluefire
Posts: 1130
Joined: Fri Jun 06, 2003 6:07 am

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Hey I have a question about intercooler piping.... how hot does the hot side of the pipe really get after pushing it for awhile? I have thought about jethot coating my pipes but came upon something... Since this coating and other types of ceramic coats minimize heat transfer, would it not be a good thing on intercooler piping? Because if the air coming from the compressor is hot, then we would want the piping to actually tranfer the heat out... therefore making the jethot coating pointless... Also would this logic be the same for coating the intake manifold?

-Bluefire


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Wulfgang
Posts: 908
Joined: Tue Oct 28, 2003 5:41 pm

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Yes, a complete waste of money. IMHO, ceramics are best used for coating the backs of the exhaust valves. If the valve seats could somehow be ceramic, that'd be even better.

Also, if you could insulate your intake manifold from the engine block using some sort of insulating gasket, then that would be good. But the air charge is usually going to be a bit hotter than the ambient temperature except in cases where your intercooler efficiency approaches 90%.

Bluefire
Posts: 1130
Joined: Fri Jun 06, 2003 6:07 am

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Alright cool... also am i gonna have to worry about rusting inside the IC pipes if I use mild steel. I will most likely be powdercoating the outsides for looks and rust prevension...

-Bluefire

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Wulfgang
Posts: 908
Joined: Tue Oct 28, 2003 5:41 pm

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Nissan uses mild steel for the OEM pipes. They may rust a bit inside, but mine were in good shape.


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