Chinese APC 90cc dies at full throttle

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Aug 12, 2014 | 05:20 PM

#11

Jaster94

Extreme Pro Rider

Joined: Jun 2009

Posts: 3,224

Likes: 9

From: Texas

Quote:

Originally Posted by mywifesquad

Aint that something..hmmmm?... Id have almost bet $$$ it was a carb problem..

How restrictive is the stock airbox/filter?

i agree with you...it was a carb problem. too lean-not enough fuel for the ratio. needed the box to reduce the air flow.....look at the brightside....it's going.

Aug 12, 2014 | 06:43 PM

#12

mywifesquad

KTM Patrol
Former Chinese POW!

Joined: Jul 2004

Posts: 78,191

Likes: 56

From: Hat Creek, Ca

Quote:

Originally Posted by LT80

MWQ, as an example: my race motor runs a 37.5 pilot and 77.5 main. Drill 4- 1" holes in the air box and the main jumps to a 110.

Wow. I would have never guessed it was that big of a jump in the main..

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