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rpm drop

Posted: Fri Feb 10, 2017 6:24 am
by 208ss
Ok I jusT got a 91 ss with automatic transmission. When I accelerate hard the rpm goes up fine then it just drops 1-2 k. Then goes up normal and back down 1-2 k. Not sure where to look. Also got boost set to 1bar.

Re: rpm drop

Posted: Fri Feb 10, 2017 6:08 pm
by Alphius
...

Is it shifting gears?

Re: rpm drop

Posted: Fri Feb 10, 2017 6:33 pm
by Legacy777
Does this change in rpm occur when you are just "cruising" not have much throttle input? If so, it could be the torque converter locking up.

Can you take a video of what your describing?

Thanks

Re: rpm drop

Posted: Fri Feb 10, 2017 9:23 pm
by 208ss
Will get video today