13:1 piston 440EX

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Apr 12, 2003 | 12:10 PM

#11

pleasure4qt

Pro Rider

Joined: Sep 2002

Posts: 357

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13:1 piston 440EX

Don't forget to upgrade the Clutch Basket and inner hub, all that new power will shred and wear off the stock baskets taking out your rod bearings and etc...

I speak from experience..

Apr 13, 2003 | 07:11 PM

#12

jeepr

Trailblazer

Joined: Mar 2003

Posts: 66

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13:1 piston 440EX

we just put a 440 kit in my buddy's bike. . .with a hot cam and I believ the 12.5:1 piston. . it runs great. . .

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