Small BUICK V6 Spooling a GIGANTIC 91mm Turbo
Uploader Comments (DonW21G)
Video Responses
All Comments (22)
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@originaldriver A single 60mm HKS wastegate and one Godzilla BOV.
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@DonW21G Tell me, are you using two wastegates or a single?
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@originaldriver You're correct. I am using an even fire crankshaft. It is a split pin crankshaft. Balanced cylinder power, increased VE and even exhaust tone were important reasons for coming up with the exhaust system that I did. Thanks for the compliment. I like the sound too.
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@DonW21G I have a 60 degree 3400 v6 that I swapped into my 95 camaro, (now getting swapped for a built 3500 v6) that used a similar set-up and produced a sort of high pitched exhaust note like that. Still, it wasn't anywhere near that high a frequency. You must be using a split-pin crank as well. It sounds exotic!!
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@originaldriver That's correct.
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@DonW21G Then Im going to assume that you are using even length headers and a divided turbine housing, yes?
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@originaldriver The exhaust pipes make it sound like its revving higher. Redline is 7800 rpm. Shift points around 7400 rpm.
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Good grief!! How high is that thing revving?!
Then I imagine that you must have constructed the piping in such a way as to keep the pulses separated.
Ill be using two small, 35mm, watercooled tial wastegates to keep the pulses segregated on my new set-up. I hope that it sounds as good as your when its done. Thanks for tolerating my Q and A.
originaldriver 1 month ago
@originaldriver The two banks Y together right at the turbine housing inlet. There is a small pocket shared by both sides at that point. That is also where the single wastegate is mounted. Check out my other vids. There is at least one that gives a good view of the exhaust system.
DonW21G 1 month ago