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  1. COPO

    TTR EK4 S2 Project BEAST MODE

    I dug up some old info I had. This is how mine is set up. Damn can't get the bottom page on top. Lol. Read the bottom page first. I hope this helps. Try this Iv had the same problem with FM futaba radios. I have a spring attached to the servo horn that pulls the servo horn to close the...
  2. COPO

    TTR EK4 S2 Project BEAST MODE

    What you all running for fuel? I'm using Cool power 30% nitro.
  3. COPO

    TTR EK4 S2 Project BEAST MODE

    Hi there I'm wondering if the piston got stuck for a short while. Cold seizure maybe. Piston grows faster than the cylinder and the clearance tightens up to the point of interference. Then it cools and can sometimes be restarted but the piston walls are usually wrecked. Just a guess. That...
  4. COPO

    TTR EK4 S2 Project BEAST MODE

    I'm guessing those new parts you posted are no longer available? I have the sliding set up on my V2. Even though the shoes are still in good shape, I'm going to make some out of clutch material I have. I made this set out of phenolic. Didn't work. Too slippery.
  5. COPO

    TTR EK4 S2 Project BEAST MODE

    Hopefully this thread will bring out more EK4 owners of past. There use to be a website call midmad that was dedicated to the EK4. It is now defunct.
  6. COPO

    TTR EK4 S2 Project BEAST MODE

    The ek4 was sold in 2 versions V1 and V2. I have the V2 version. It came with a tall round cylinder head but the MSJ is better at cooling. V1 came with a flat head and had lots of problems because if it. Same for the starter clutch. I have a MSJ. Factory one was weak. The factory starter...
  7. COPO

    TTR EK4 S2 Project BEAST MODE

    Well thank you there nitrotrout. The wheels are ofna dominator wheels. Much lighter than the factory ones. The quad shock set up was all customize by me as well as all the other mounts you see.
  8. COPO

    TTR EK4 S2 Project BEAST MODE

    Hi all Just found this thread after doing some searching to see if there was any interest in the EK4 anymore. Well I guess there is still some. Nice to read. I have one that I bought brand new in from auto haus rc in 2003. I run it it only sometimes. Let's put it this way it has a gallon of fuel...
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