Snowmobile Heads and Parts

If you're running your Polaris at elevation, standard engine tuning leaves power on the table and heat management compromised. The BIKEMAN PERFORMANCE Billet Head Kit recalibrates your combustion chamber for the thinner air above 6,000 feet, delivering...

If you're running your Matryx 9R at low altitude and want measurable gains without a complete engine rebuild, the Bikeman Performance Billet Head Kit delivers real results. The enhanced cooling capacity keeps combustion temperatures in the optimal zone,...

The stock cylinder head on your 2018-2020 Polaris 800 Rush PRO-S limits both cooling efficiency and power output. The Bikeman Performance Cylinder Head Kit addresses these constraints with precision engineering that lowers operating temperatures while...

The Bikeman Performance Cylinder Head Kit is engineered to address the thermal and performance limitations of the stock 800cc engine in your Polaris SwitchBack Assault. By increasing cooling capacity and optimizing combustion efficiency, this kit...

If you're running a modified 850 PRO-RMK on the Starting Line Products platform, cylinder head selection directly impacts your power output and detonation margin. This precision-engineered unit delivers measurable horsepower gains while maintaining...

The Starting Line Products Power Dome Billet Head is engineered to unlock measurable horsepower gains while maintaining combustion stability across a range of engine configurations. Whether you're running a stock 800 PRO-RMK 155 or pushing boost through...

The stock cylinder head on your 2009-2010 Polaris 800 Dragon imposes real limits on combustion efficiency and detonation resistance—especially if you're running any engine modifications. The Starting Line Products Power Dome Billet Head eliminates those...

Your Arctic Cat M8 153 is leaving performance on the table stock. The BIKEMAN PERFORMANCE Cylinder Head Kit addresses the thermal limitations of the OEM design, unlocking measurable horsepower across both low and high-altitude conditions while keeping...

Your Polaris 9R's engine is working harder than it needs to. Elevated operating temperatures rob you of mid-range power and limit peak performance, especially at altitude. The Bikeman Performance Billet Low Altitude Head Kit directly addresses this...

The stock billet head on your 2011 Ski-Doo Summit Everest 800R limits your engine's thermal management and combustion efficiency. The Straightline Performance Billet Head 113-121 delivers measurable gains in horsepower and cooling capacity while...