The all new Sonic ProStock 12 touring car 2.11ccm on road engine is produced especially for club and regional racers that are looking for a competition engine for a good price. Additionally the ProStock 12 is easy to adjust and to handle which helps to focus on driving and setting up the car.
Equipped with a 3 ports sleeve and a CNC machined flat piston the engine provides great power over the entire RPM range while having a very efficient fuel consumption. The optimized crankcase and the the knife edged aerodynamic connecting rod help even more to reduce turbulences inside the engine. A special turbo combustion chamber with a cooling fin and the lightweight cooling head ensure best heat dispersion to keep the engine temperatur at a moderate level.
High quality ball bearings and a modern composite valve carburetor complete this new competition engine. Available for an entry level price these engine offers one of the best price performance ratio available on the market. Additionally the engine is legal for the Hobby Cup racing series in Germany with more then 20 races.