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This is racing perfomance big bore kit which can increase power to 180cc of BWS125, CYGNUS125, ZUMA125 engine 5ML. Supplied kit with: 4 valves cylinder head with valves size EX19/IN21, A6 camshaft and rocker arm with rollers, cnc head lids, big bore cylinder with forged piston kit 59mm, racing clutch and variator, starter for high power, carburetor, intake manifold, air filter, cdi, throttle cable, spark plug. This kit can be installed in any reparing shop. Easy to install, no need to have any tuning experience. Just simple work such as changing standard cylinder set. With this kit you will get 30% more power of your engine.
