Many will also cut down the secondary limiter nipple to half the size for more shift out

if you add a performance pipe

This exhaust provides great power with exceptional sound that is not obnoxiously loud

2006 Polaris Sportsman 800 EFI

and lifters

Durability Kit / 800 (10-12') Category_Default Category/SLED/Racing/Arctic Cat Many will also cut downFor all Polaris 800 CFI & CFI HO motors. The relatively short rods and pistons have been the cause of the short life of the stock pistons and rings. Most machines will lose 20 30 lbs of compression after just 1500 miles of riding which causes a loss in performance. How many miles do you have on your sled? If it has 1500 miles or more, you're in need of this kit! The key to this kit are the taller pistons we developed which allow less piston rock. This