Top level 310cc set for 5ML Yamaha Bws125, Cygnus125.
Big bore set 310cc Bws125 Cygnus125 kit with engine case 5ML
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 channel, chain tensioner, long chain, long studs, adjustable sprocket and aluminum spacer 5mm.
- Product name
- Big bore kit / cylinder kit
- BWS 125
- Piston size
- Valves sizes
- EX26 / IN30
- Crankshaft size
- Liquid cooling