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  1. M

    Ignition timing help

    HI all I am after a bit of advice. I have attempted to do the ignition timing on a friends Prelude which has a H22a7 flywheel. Could someone tell me what the timing is for the H22a7? I am ***uming it is 15 BTDC +/- 2 same as other H22's. Also what markers are on the H22a7 flywheel? Does the big...
  2. M

    H22a7 power after a tune?

    Hi all. Any one have a rough estimate of how much power will the H22a7 can make off a tune (crome P28 ECU) with a Fujitsubo manifold, 2.5" decat, and 2.5" exhaust? Are there any examples on the forum of anyone who has previously gone down this route? Cheers.
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