Quote:
Originally Posted by Joe37
Where would you dump the blow off to?
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Usually the outlet of the wastegate is plumbed into the exhaust pipe from the turbo downpipe. Some guys route it down to open air like the old engine road draft tubes. That's noisier, but has less backpressure restriction of course.
A blow-off valve just dumps to open air since it is venting air.
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Craig Hendrickson, the "H" in H-O Racing Specialties.
http://www.OriginalHO.com