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  1. Collecting info for K20A 1D-engine simulation - basic dimensions

    General K-series related talk
    Hi K20A enthusiasts, once I had a very interessting discussion with Joe McCarthy how much power could be generated with a stock K20A: stock K20A2 block stock K20A2 crank assembly incl. pistons stock K20A2 cylinder head stock K20A2 valve train OEM cams (e.g. K20A or K20Z1 ones) stock K20A2...
  2. Black Valve Cover With Password JDM OIL CAP

    Parts for sale
    100.00 neg. Im in The Bronx.
  3. The Springs That Revolutionized NASCAR

    The Coffee shop
    I've heard the guys at 4 Piston talk about PSI springs but never knew the history behind the company until this months article in Popular Mechanics. It's a good read if you're interested in this kind of stuff. :)...
  4. FS: OEM valves, spool valve, head bolts, honda center caps

    Parts for sale
    for sale, want this stuff gone.... - a complete set of k20z1 oem valves SOLD - Vtec spool valve thing 20 shipped - Complete set of bolts for rocker assembly & valve cover into head SOLD - OEM honda center caps brand new never used (see pictures for dimensions) SOLD
  5. K20A vs K20A2 - Valve springs

    All Motor K series Technical Discussion
    I read everywhere that the valve springs in the K20A are different from those in the K20A2, but which are the differences? And these: Are they from a K20A or a K20A2? Thanks for helping.
  6. Valve adjustment on k20a3

    2001+ Civic EP3 / RSX DC5 / EM2
    I replaced the intake cam (stock) on my EP3 but can't get it to stop rattling. Adjustment specs are supposed to be: Intake - 0.21 to 0.25mm Exhaust - 0.28 to 0.32mm First I adjusted to the exact middle of the specs, 0.23 intake and 0.30 exhaust and it was really loud... enough that nobody here...
  7. WTB: K20A2 Evap Valve

    Parts Wanted
    Hey guys like the title says, I need a Evap valve for a K20A2, its the valve sitting on top of the throttle body. Send me a pm or reply to the post if you got one laying around. Thanks
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