Stage 3 Billet 84mm 349cc CBR Big Bore Kit

Billet 84mm 349cc Big Bore Kit with stage 3 cams, Big Valve Ported Head fully assembled & Shimmed. This kit is already assembled and ready to be installed. Kit has been dynoed between 40-44whp.

Included In This Kit:
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 - Billet sleeved 349cc 84mm Cylinder W/ Piston/Rings
 - Big Valve Head Ported Fully assembled
 - Stage 3 Cams/Springs
 - 45mm Ported Throttle Body
 - Gaskets
 - Manual Timing Chain Tensioner

Makes your CBR300 Motor a true 349cc.

Makes your CBR250 Motor a true 305cc

Please note, these are made per order. May take upwards of 7-10 days to process and ship but usually are processed much faster.