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loosing boost on the magnacharger

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Old 11-23-2011, 07:13 PM
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Default loosing boost on the magnacharger
Can anyone help with my friends magnacharger. He is losing boost at hi rpm bur regains it after the truck shifts to another gear. Why is he losing boost.
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Old 11-23-2011, 07:20 PM
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Balancer spinning on the crank, if so buy a crank pin kit. OR Belt slipping, if so buy a HD tensioner.
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Old 11-23-2011, 07:24 PM
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Well I just find out that he didn't pin his balancer. So we r gonna try all of that and see what happens
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Old 11-23-2011, 07:39 PM
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And the bolt gets hot. Hmmm
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Old 11-23-2011, 08:35 PM
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What engine? What boost is it making and then dropping to and at what rpm?
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Old 11-23-2011, 11:41 PM
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6.0L and 4lbs of boost drops to 0u and about 6000rpmsu then he shifts and it comes back up
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Old 11-25-2011, 09:15 PM
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Hopefully that's the problem
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Old 11-26-2011, 10:00 AM
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more than likely you have a weak bypass actuator. There were a few of these systems released with the wrong one.
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Old 11-26-2011, 10:46 AM
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Where can I get one of those
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Old 11-26-2011, 11:09 AM
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Originally Posted by 05 vortec high output
Where can I get one of those
try plumbing the actuator to the pressure side. FREE
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