boost gauge question

[Mike 9 360]

Hi, Quick question.... is it normal for the standard misti boost needle to wobble slightly?...only occurs after is has been running for a bit. if not why is this happening?

 

[MR.LANCER]

what make is it ?
as far as i know thats not normal.
how is your car idling ?
hope more members here can help you out.
it could be the gauge faulty'

 

[Mike 9 360]

Its the OE gauge, it seems to idle fine... car does have a lightened flywheel not sure if this could be affecting it? only wobbles on warm idle