fIRST OFF THIS SLED NEEDS TO BE WARMED UP REAL GOOD AS THESE ARE VERY COLD BLOODED.SECOND,GET YOUR CARBS CHECKED AND CLEANED AS I BELIEVE YOU HAVE A SLIGHT RESTRICTION IN THE PILOT SYSTEM OF THE CARBS AND IT IS RUNNING TO LEAN ON THE BOTTOM.THIS SLED HAS THE KEIHN D SLID CARBS I BELIEVE AND THESE ARE VERY PICKY TO SYNCRONIZATION AND IT TAKES A SPECIAL TOOL TO DO THIS.i WOULD SUGGEST YOU BRING IT TO A DEALER TO GAT THE CARBS CHECKED AND ADJUSTED.