Yamaha Discussions about Yamaha ATVs.

engine mod?

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Old Feb 21, 2003 | 03:11 AM
  #1  
ew660r's Avatar
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Trailblazer
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Default engine mod?

Is it worth getting a 10.75: piston and stage one cam or should I wait a get a 686 built. I mostly ride trails but plan on dirt dragging some. We have a track that gives out some good cash prizes.
 
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Old Feb 21, 2003 | 03:18 AM
  #2  
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Trailblazer
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Default engine mod?

Can i run pump gas with a 12:1
 
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Old Feb 21, 2003 | 06:21 AM
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DollarBillz's Avatar
Pro Rider
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Default engine mod?

get the head ported first
 
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