This is a special head came polished on exhaust and ported on intake
Applicable for :
YAMAHA FZ150i / YAMAHA V-IXION
YAMAHA YZF-R125
YAMAHA YZF-R15 v1 and v2
YAMAHA T135 2012 - 2015
RIEJU RS
YAMAHA XMAX 125
YAMAHA WR 125
HUSQVARNA TE / SMS 4 / SMR 125 2010 - 2013
Exhaust Port is Mirror Polished by request
VALVE SIZE 23 mm inlet 20 mm exhaust