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4 piston

  1. Tech/Setups for Supermoto
    I recently bought a motomaster 4 piston caliper for my 2012 350 exc, i installed with the stock master cylinder. To say the least I'm really dissapointed buy the braking. Ive bleed the system 3 times with a vacuum bleeder. I have to pull the lever almost to the handle bar to do an...