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k20z3 transmission
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  1. K-Series Transmission
    My 3rd gear just started to grind in my 8th gen civic SI. I already adjusted my clutch pedal and it helped a bit but issue is still there. Would changing 3rd gear Syncro be my one and only solution? Just an fyi this is my very first "build" ever, not my first Honda but never actually try to...
  2. K-Series Transmission
    Ok, long story. I bought an 06 si Transmission that had been swapped into an EP3 case on here with ~40k miles. I used it for a year with a K20A3 motor, and thinking back, I may have been experiencing the issue back then. A year later I swapped in a K24A2 and changed to stiffer motor mounts...
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