New TBV - no more dyout AND no more bucking

Brett Dikeman brett at
Wed Aug 8 22:44:38 EDT 2007

On Aug 6, 2007, at 3:17 PM, Steve Scalmanini wrote:

> I hadn't known that a defective TBV could cause major bucking at
> moderate to high boost, but when I replaced mine it solved both that
> problem and the commonly known die-during-hot-idle problem

I think you mean the "dies after boost coming down to idle" problem?

By the way, what is the valve everyone is using these days?  The one  
from the 225hp TT?  I forget.


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