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Big bore kit 180cc for Yamaha Bws125, Cygnus125, Zuma125. Kit includes: four valves cylinder head EX19/IN21, A6 camshaft and rockers with rollers, billet head`s lids, cylinder with forged piston FJN 59mm, racing clutch and variator, starter for high power, carburetor 29.5mm, bigger intake manifold, air filter, cdi, throttle cable and spark plug.
Big bore set 310cc for Yamaha Bws125, Cygnus125 with 5ML engine case. Engine case was welded, cnc machined and milled. Set including: crankcase (bore 78.6mm), ceramic water cooling cylinder kit TTMRC, forged piston kit 75mm TTMRC, four valves cylinder head EX26/IN30 TTMRC, crankshaft 10mm TTMRC, camshaft set with rockers arms with rollers, adapter of oil...
If you like fast city life you are probably owner of Yamaha Bws125. But if you are speed addicted like us, we welcome you to our shop. All necessary high perfomance parts you can get on tunescoot.site!
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