offset the crank in the block?

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  • Dan32
    Senior Member
    • Dec 2010
    • 302

    #16
    Originally posted by englertracing View Post
    No.

    Think about the extreme of this. Move the con rod to one side of the piston. Now the piston trys to rotate around the pin causing more friction. Race pistons aren't offset. Stock ones are and there made that way to always maintain more pressure on one side of the piston so it doesn't rock and slap and make noise.

    Apples and oranges.

    A yz450 yamaha dirt bike has the crankshaft offset 12mm!
    theres special attention that will have to be addressed with clearances but this works i have done this and won lots of races~!!! to ease around the rule book you must tread light!! and this all depends on track rules!!

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    • englertracing
      Member
      • Sep 2011
      • 36

      #17
      @ dan32 I know offset pistons work but Id be willing to bet that crank offset would beat piston offset every day. They sort of do the same thing. But the long side of the piston will create more friction by trying to turn her sideways Dan

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