01 arctic cat z440 fan cooled

mobleym3564

New member
im having troubles with my sled and am stumped. it is running like new sometimes but most times it wont move and bogs down at 4500 rpms have new spark plugs in it. the rear suspension needs to be rebuilt carbs are clean fuel filter is clean. it has reverse but it does move either in reverse most of the time.. what are some ideas that i should start with?
 
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