UMA RACING Super Head Assy (Pro - In. 25mm/ Ex. 22mm) (Sport - In. 23mm/ Ex. 20mm) for Yamaha 135LC
UMA RACING Superhead Replacement Kit (Pro - In. 25mm/ Ex. 22mm) for Yamaha 135LC
Uma Racing Superhead Assy Apple Combustion Chamber (In. 25mm/ Ex. 22mm) for Yamaha Y15ZR
Ums Racing Superhead Replacement Kit Apple Combustion Chamber (In. 25mm/ Ex. 22mm) for Yamaha Y15ZR
