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Which Plenum

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Old Dec 20, 2006 | 06:05 PM
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focus 4x4's Avatar
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From: Colchester
Default Which Plenum
Is there any difference in size etc of the trumpet half of a standard RS500 inlet and a standard cossie inlet? (the 1 one half of the plenum that bolts to the head!) clear as mud i know
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Old Dec 20, 2006 | 06:06 PM
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i belive ther is
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Old Dec 20, 2006 | 06:13 PM
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Are the size of the trumpets on the rs500 plenum bigger?
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Old Dec 20, 2006 | 06:16 PM
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the plenum is deeper and the elbow is of a better design.

the throttle is bigger too.

not sure about the trumpet part of the inlet.
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Old Dec 20, 2006 | 06:23 PM
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thanks guys, im gonna see if i can get some part numbers of a standard cossie trumpeted piece and that of a genuine RS500 jobbie, see if they match up?
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Old Dec 20, 2006 | 06:34 PM
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is an rs500 inlet trumpet machined for o'rings
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Old Dec 20, 2006 | 08:09 PM
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i dont think its machined, but could say for sure.
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Old Dec 20, 2006 | 09:22 PM
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i'm pretty shaw there the same.
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