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This kit will bump your TNT 135cc engine to 155cc or TNT 125cc engine to 144cc.
See Federico Natali from Nat Performance 55 in Italy ripping on the 58mm kit equipped Benelli TNT 125 at the racetrack! Properly set up and tuned!
NO WARRANTY ON RACE ENGINE parts or engine bore up kits. There is no warranty stated or implied due to the unusual stresses placed on these parts and because we have no control over how they are installed and used. Steady Garage will not be held liable for any failure or damage caused directly or indirectly from the use of these products or engines. The installation and use of these products or engines shall be conclusive evidence that the user assumes full responsibility for any damage caused directly or indirectly by their use. Professional installation is highly recommended!
***NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES***