This is high perfomance cylinder head assembly for 5ML engine modification Yamaha BWS125, CYGNUS125. Supplied 4 valve head size EX19/IN21, big camshaft, rockers with rollers, lids, sprocket, bushing, bush retainer. This head need to use with big bore cylinder set 58-63mm for increase power and speed.
BWS125 CYGNUS125 cylinder head 4 valves
- Product name
- Cylinder head assembly
- BWS 125
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