This is EVERYTHING you need to convert your stock oem engine into a  Hot Rod Engine be it for Racing Karts, Mini Bikes,, Drift Karts etc etc..  

If you are using the Stock Flywheel we suggest a max RPM's of 6600 Max.. These Flywheels can come apart due to excessive RPM's..

Kit includes, 

* Superman 265 Lift Cam (Highest Torque Cam Listed on the Market)

* Shaft Rocker Arm Assy (1 to 1 Ratio)

* Super Duty Aluminum Lite Weight Push Rods (Longer Length so you can cut them to get your geometry where you want it if need be..

* 25/24mm Valve set (Machined for Performance Gains)

* 26 lbs Spring Set

* Split Keeper Style Spring Retainer Kit

* .012 Stainless Steel Head Gasket (BEST on the Market)

* Sump Gasket..

* Reusable Valve Cover Gasket