This shim will help the clutch grab the belt better on the holeshot

Instead of venting to the atmosphere

ECU reflashes

Non-XP Models: Will NOT fit standard Ranger 1000 (Non-XP) models due to chassis and mounting differences

Locking the TBW is a huge deal as the stock program limits your throttle position at various times as a sort of traction control

Performance Big Bore Kit / 800 Ctec - SKU: 09-110 Category_Default Category/SLED/Polaris/IQ 600/Clutching This shim will help the900 big bore engine kit for 800 C TEC Arctic Cat models 2018+ Proven to be one of the most reliable big bores for the 800 C TEC 195 197 horsepower and huge torque depending on fuel and dome configuration Incredible low end to peak horsepower Kit Includes: Exchange Big Bore Cylinders, Exchange Exhaust Valves, 2 Pistons with rings, circlips & wrist pins, Big Bore Billet Head Kit, Exhaust Valve Spacers, Timing Key. See the below description for