Performance Big Bore Ultimate Kit / Skidoo 911 Choose Elevation:Mid Elevation (6-9000 ft) 2" internal stinger (low altitude

2" internal stinger (low altitude 0-6

M 8000 Mountain Cat Alpha One w/165" Track ES 2020-2024

Other drop in cams on the market do not perform the same as our custom cam

we had one goal: Maximum Style with a "Trail-Ready" Sound

The added flow keeps a much more constant head temp with reduced hot spots

Performance Big Bore Ultimate Kit / Skidoo 911 Choose Elevation:Mid Elevation (6-9000 ft) 2" internal stinger (low altitude911 big bore top end kit fits all 2017+ 850 E TEC models 190hp on pump gas fuel and 200 hp on 110 octane fuel Perfect for the trail rider or mountain rider looking for more power Huge mid range and torque gain! Complete kit with everything you need to go from 850 to 911. Kit includes fuel module, pipe, y pipe, pistons, big bore cylinders, stock head mod & a stage 2 clutch kit. Turnaround time can vary from 1 15 business days for this kit depending on