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-   -   help, car jerking, hopping (https://www.rx7club.com/3rd-generation-specific-1993-2002-16/help-car-jerking-hopping-267657/)

Gil Hyatt 02-03-04 07:36 AM

help, car jerking, hopping
 
I have a question and I have searched. I have an ACT street strip clutch with a heavy duty pressure plate and also a lightened flywheel, and my engine is ported. When i come to a light and decellerate my car seems to "jerk" alot, or bounce like the connection between the flywheel and the clutch are not tight untill i give it gas or take it out of gear. Could this be becuase of counterweight problems on my lightened flywheel or is it just the combination of mods i have on my car? Anyone with a similar problem? or solution?
Thanks, Gil

Bill B 02-03-04 08:08 AM

Did you break in the clutch properly?
Stop by FIC and talk to Todd. They are in pompano on powerline next to broward bolt.
954523.3278

DaveW 02-03-04 08:29 AM

I used to have this problem on a '79 RX-7 with a light flywheel. It was due to uneven (normal) firing on decel in combination with the normal play (backlash) in the drivetrain and was made worse by the light flywheel. I never was able to cure it, I just disengaged the clutch for slow-speed deceleration.

Since your clutch is engaged and lightly loaded under these conditions, it has nothing to do with clutch break-in.

Scrub 02-03-04 09:04 AM

I have the same problem with mine....I believe this is normal....although annoying at times. When it gets bad I just put the clutch in.

PandazRx-7 02-04-04 11:51 AM

I have the same problem...a lot of slop. But, I also have a bad motormount and possibly a cracked PPF. Should replace them soon, I'm hoping that will fix it.

clayne 02-04-04 03:08 PM

Normal. Drivetrain has more mechanical advantage over the engine when using a lightened flywheel.


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