Carb jetting help

Yamaha Raptor 350 & Warrior Forum

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Nick

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Apr 9, 2019
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I have a 12:1 CR piston going in I’ve ported the head and I have a slip on exhaust. Wondering what jetting I should be using if anyone has a similar set up. I’ll be adding a cam in a few month web .390 wondering if I need to change again
 
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