Christie as you stated your motor was attached to an auto did you put a
pilot/spiggot bearing in the end of the crankshaft??? add this to Errol's list
Peter
Errol Smith wrote:
> Christie,
> Check these items in order:-
> 1. Universal joint condition both joints
> 2. Shaft runout (straightness)
> 3. Shaft balance
> 4.Drive line angles.
>
> In a conversion the drive shaft front uni angle is often incorrect if there
> is a vibration as you describe. The most common cause is trying to fit a
> box with out cutting the tunnel and the rear of the box being to low. This
> means the input angle to the shaft will be too small and not match the
> pinion shaft angle.
> Cheers
> Feral Errol
>
> ----------
> From: Christie Bernard <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Subject: SR20DET - Vibrations
> Date: Monday, July 10, 2000 12:57
>
> Hi all,
>
> Need help from you guys again.
>
> Recently completed a SR20DET transplant into a 710.
> Eveything went well except for some vibration problem
> occuring during 3rd and 4th at about moderate cruising
> speed (40mph). Its kind of like changing to a higher
> gear before reaching an appropriate speed:(
>
> I found out that the motor originally is driving an
> automatic gearbox, while now I had a manual gearbox
> attached to it. Is the vibration due to a non matching
> clutch cover? Is there any difference between a automatic
> gear setup against a manual gearbox setup?
>
> Could it be an imbalance long shaft problem? Would replacing
> the mouting rubbers help?
>
> Need URGENT help b'coz the vibration is drumming into
> my head and I don't want it to cause any other damage to
> the already aging 710 shell.
>
> Thank You everyone.
>
> Christie.
>
> ____________________________________________________________________
> Get free email and a permanent address at http://www.netaddress.com/?N=1
>
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