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4GTuner

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  1. J

    Timing Belt replacement

    If one cam is at 5min past 12, and the other is at 5min to 12, then the marks on the cams still line up!!!!!! Maybe you would think this was easy to eye ball, but with such big cam gears you can have each cam out one tooth and you would swear it all lined up. In later model EVOs they fixed...
  2. J

    Timing Belt replacement

    I have just posted my problems in Members Rides. I had trouble seeing when the cams were in the vertical position as there are no markings. There are only marking on the cam wheels and not the head. The 2 markings on the cam wheels have to face each other, but this is not good enough to make...
  3. J

    drive ratio

    Sorry guys I found some info. I realise the transfer case is not quite 1:1 ratio (although very close). And these cars often come with different front and rear diff ratios, which would explain the torque split. Now for example, if the front diff was 3:1 ratio, and the rear diff was 4:1 ratio...
  4. J

    drive ratio

    The VR4 does not have a super smart design like some people would surgest. It is all mechanical, nothing to intelligently control torque split. Basically there are 3 diffs, centre, front and rear. Same as all full time 4WD's. But there is a viscous coupling on the centre diff. Thinking about it...
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