Cylinder porting is one of the biggest gains you can make to your sled. Our trail ports generally gain 6-10 hp on most sleds. This is pump gas, trail reliable power! Our porting techs have over 30 years experience in designing and testing engine packages for some of the biggest names in the industry. The trail porting is our most common and most reliable option. We can port any two stroke cylinders including all ATV’s, PWC’s, and dirt bikes. Carefully package up your cylinders including the exhaust valves and send them to us. Be sure to fill out a note or our engine work order form and include it in the box. Turnaround time varies from 1-3 weeks. Trail Porting - $275 Per Cylinder. Lake Race Porting - $300 Per Cylinder. Race Porting - $325 Per Cylinder