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diff/trans brace

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Old Oct 17, 2021 | 07:57 PM
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Default diff/trans brace

I have the brace on the diff and trans. recently i added the HPI diff/trans mount, i have incurred more drive train noise, which i expected a bit of, but still have lots of wheel hop. Anyone else have this happen ?
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Old Oct 18, 2021 | 06:27 PM
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My wheel hop was 90% reduced. But it really wasn't wheel hop. It's drivetrain shudder. The remaining bit is shocks and to a small degree bushings.

Check out my post w/vids --> https://www.corvetteforum.com/forums...iff-mount.html
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Old Oct 18, 2021 | 09:44 PM
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check motor mounts
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Old Oct 19, 2021 | 07:15 AM
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Originally Posted by Car Rookie
check motor mounts
done that. This only started after installing new mount. I did remove the counter weight, or whatever it is called, that is mounted on left side of diff. And all the videos I watched, some showed removing it and some didn't.
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Old Oct 21, 2021 | 07:23 PM
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am wondering also.. if anyone that installed this mount has a RPM trans and RPM 3.90 diff.. maybe have something to do with the noise. not sure.. will find out on the weekend
when i put the stock mount back in.
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Old Oct 21, 2021 | 08:41 PM
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That is strange. No extra noise from mine really, but I do have a stock 3.42 diff. Wonder if it's some weird harmonic thing introduced at whatever RPM the new gearset lets the car cruise at?
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Old Oct 21, 2021 | 09:52 PM
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Originally Posted by Stingroo
That is strange. No extra noise from mine really, but I do have a stock 3.42 diff. Wonder if it's some weird harmonic thing introduced at whatever RPM the new gearset lets the car cruise at?
im guessing so.. just finished putting stock back in.. test it tomorrow.
am wondering if that is why there is a wack of them for sale.

Last edited by walleyejack; Oct 21, 2021 at 09:53 PM.
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