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4200

  1. Boost dip after 4200 rpm

    I have a 2000 seat leon 1.8t sport and has been fantastic, but of late it has develpoed a problem about 4200 revs seems to be a dip in pressure does this in 3 4 5 but then takes of after a few seconds again. Have changed plugs, oil, flushed engine checked exhaust and cleaned the maf and put a...
    • reidy123
    • Thread
    • 4200 boost dip newbie problem rpm
    • Replies: 8
    • Forum: Leon Mk1 (2000-2006)
  2. Jonny95 SXE

    Flat spot at 4200 - 4300

    Hi all, Justa aquick question for yea, recent got the biza RR'd and got 128 BHP outta her in 5th gear, but looking back at the chart the RR also gave a top speed of 106MHP , so took to a private road to see that there seems to be a flat spot in 5th at 105 - 106 mph, which dropping back to...
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