YFZ 450 hotcams help!!

3 replies to this topic
  • sandman88

Posted January 16, 2007 - 01:29 PM


I have a 2004 yfz 450 with athena 478 BB edelbrock carb dyna fs ing HMF full exhaust air box eliminator intake and its not good enough! Do hotcams really make that big of a difference or maybe a high comp. piston or both:foul:

  • tom nolan

Posted January 16, 2007 - 03:00 PM


I put a stage 3 hot cam in a XR650R and it made a real racer out of it

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  • Baron Von Beard

Posted January 16, 2007 - 03:14 PM


The HC3 is supposed to work great on big bores. I haven't had any expeience myself, but you may want to look into one.

  • dwnlowx

Posted January 16, 2007 - 04:32 PM


yes the i would do the cams but i would not do the piston becauase the big bore kit

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