Twin Air's PowerFlow kit comes with a rigid

2015 HUSQVARNA TC250

OEM specified

When removing the counter-shaft sprocket

Why Motorex's Cross Power is the best:

NGK - Laser Platinum Spark Plug For Ski-Doo (PZFR6F) K-Type-Pan Fittings Systems Twin Air's PowerFlow kit comesLaser welded Platinum or Iridium center electrode tip Platinum disc welded to backside of ground electrode provides long life Trivalent Metal Plating provides superior anti corrosion and anti seizing properties Faster starts and quicker acceleration Better fuel economy and lower emissions Best spark plug available in their category Original Equipment Manufacturer approved design