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Old Mar 16, 2005 | 06:08 PM
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Exeter J's Avatar
Exeter J
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Joined: Jun 2003
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From: Exeter, Devon
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control valve
Do you mean the amal valve?

If so there are letters stamped by the 3 ports on the amal valve saying (IIRC) C, R, and W.

C = Compressor (cold side of turbo)
R = Return (i.e. to the metering head)
W = Wastegate (actuator)

HTH
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