A pure racing after market cam for T-Rex 150cc, from Daytona. Power RPM: Around 11000(10500-12000). Max Power:+1.5 Horse Power than DAYTONA150cc Standard. This camshaft steer the performance curve toward high PRM and high power. 6mm (7mm - 1mm) 6mm (7mm - 1mm)Daytona Part # 84835.