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turbo nut turbo nut is offline
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Join Date: Jun 2008
Location: Yamhill OR.
Posts: 416
That will up the spring pressure to increase boost. It will add more preload on the spring. But it still needs to be vented or it can be erratic. I drilled a hole through the bolt. Did this for years

Last edited by turbo nut; 03-24-2018 at 07:15 PM..
Old 03-24-2018, 07:12 PM
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