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JFairman JFairman is offline
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Join Date: Jul 2006
Location: S. Florida
Posts: 7,158
If the blow off valve isn't opening when you let off the gas quickly under full boost acceleration between upshifts the compressor surge pushes the compressor wheel against the thrust bearing hard and tries to reverse the direction the turbo is spinning.
That could cause the shaft to break.
Old 02-27-2014, 04:05 PM
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