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acceleration

  1. Compression Readings

    Care, Maintenance, and Troubleshooting
    Hey everyone, sorry for posting a redundant topic but I'm confused about the compression levels and methods of performing a compression test on the 1zz. I read some folks say to take a reading with throttle open, some say it doesn't matter. I tested both ways with a cold engine, dry cylinders, 5...
  2. Unsteady Acceleration

    Care, Maintenance, and Troubleshooting
    Ok, I've searched and didn't find anything on this topic, so hopefully I'm not repeating... I have a 2003 with 77,000 miles. When I'm accelerating at WOT, I find that the engine's response at around 4000-6000 RPM is suspect. It feels as though I've let off the accelerator rather than continuing...
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