New Yamaha OEM NOS PISTON / 248-11637-71 / .75mm OVER / AT1 CT1

NOS Yamaha 3RD O/S Piston 69 AT1 70-71 CT1 248-11637-71

NEW YAMAHA OEM NOS PISTON / 248-11631-71-95 / AT1 125CC

1969-71 YAMAHA AT1 125 STANDARD PISTON NOS OEM P/N 248-11631-71-95

NOS OEM Yamaha Piston Ring (STD) 1969-1971 AT1 CT1 248-11611-70

69 70 71 YAMAHA CT1 AT1 PISTON .75 OVER OEM NOS 251-11637-00

New Yamaha OEM NOS PISTON RING SET / 248-11611-80 / .25mm OVER / AT1 AT2 CT1

yamaha AT1 piston new 248 11631 71