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vibration damper

  1. Nissan Skyline
    Hi All, I recently bought a R33 GT-R & broke the oil pump on the first day I got it lol. I have replaced the oil pump (N1) but I damaged the crank pulley/harmonic balancer during the process. According to the previous owner, it is running about 530bhp (470whp) and to me that seems fairly...
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