vibration as rpm reaches 3000 rpm
hi guys i have a question for u,
if I shift slowly from 2ed to 3ed and i reach 4000 rpm and let go my foot of the pedal as my rpm goes down roughly when it reaches 3000 rpm i get a vibration feel in the shifting stick as i can hear the sound of the car changing a lil. How ever its too soft to hear or feel, but if i hardly shift from 2ed to 3ed quickly.. i mean like full rpm 2ed and then 3ed and let my foot off again u can feel the vibration became more rough than b4 and louder and last longer.
note: i think i can feel this on all gears....
all what mentioned below the turbo and the rest of the parts will be mounted on starting from Sat. so i need to know if any 1 thinks its verey searious then i need to stop everything and check this out.
mean while if u think is a loosen thing or a clutch then all of the loosed things r gana b checked and the clutch will b changed.
thank u a lot guys i need ur help big time on this 1.
if I shift slowly from 2ed to 3ed and i reach 4000 rpm and let go my foot of the pedal as my rpm goes down roughly when it reaches 3000 rpm i get a vibration feel in the shifting stick as i can hear the sound of the car changing a lil. How ever its too soft to hear or feel, but if i hardly shift from 2ed to 3ed quickly.. i mean like full rpm 2ed and then 3ed and let my foot off again u can feel the vibration became more rough than b4 and louder and last longer.
note: i think i can feel this on all gears....
all what mentioned below the turbo and the rest of the parts will be mounted on starting from Sat. so i need to know if any 1 thinks its verey searious then i need to stop everything and check this out.
mean while if u think is a loosen thing or a clutch then all of the loosed things r gana b checked and the clutch will b changed.
thank u a lot guys i need ur help big time on this 1.
happens to me, especiially when your letting it rev down after reving up, in gear while movoing. It vibrates 3 or 4 times more than normal around 2900 rpm. Its been confirmed to be normal.
I got the samething after APS TT install. Didn't really notice it before the install but I hardly drove it. I'd like to know if its safe too. I found related topics in a search which may suggest it may need a harmonic damper.
My car did'nt have it before when it was NA.. but then a new engine was put in place and TN kit.. i had the same issue.. all gears pretty loud and annoying but as long as it is not a problem then im fine with it.. only thing i worry about is the ECU thinking its knock and puling timing.. any tuning experts know the answer to this?
Originally Posted by LODOSS
My car did'nt have it before when it was NA.. but then a new engine was put in place and TN kit.. i had the same issue.. all gears pretty loud and annoying but as long as it is not a problem then im fine with it.. only thing i worry about is the ECU thinking its knock and puling timing.. any tuning experts know the answer to this?
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Originally Posted by silver nismo
harmonic damper.
http://store.summitracing.com/partde...5&autoview=sku
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