Attention to measure the diameter of the piston must be in his ass
The following data piston diameter brands besides Yamaha, Honda, Suzuki, and Kawasaki (Besides Japan).
Piston 4 stroke:
Bajaj Pulsar 135 = 54 mm
Bajaj Pulsar 150 = 57 mm
Bajaj Pulsar 180 = 63.5 mm
Bajaj Discover 135 = 58 mm
Bajaj XCD 125 = 54 mm
Happy Faster = 47 mm
Happy Faster R = 50 mm
Happy Faster X = 50 mm
Happy Jet ZR = 50 mm
Happy Jet ZX = 50 mm
Happy Sporty R = 50 mm
Happy Swing R 125 = 52.25 mm
Happy Nexium = 65.5 mm
Happy Swift 200R =
TVS Victor = 51 mm
Jialing Moped = 50 mm
Jialing Evomatic 125 = 52.4 mm
Jialing Wheels 3150 & 200 = 63.5 mm
Emperor Triseda Wheels 3 = 62 mm
KTM Wheels 3 Elephants 150 = 62 mm
Works 150 Wheels 3 = 62 mm
Works 200 Wheels 3 = 63.5 mm
Minerva 150 R = 61 mm
Minerva MadAss 125 = 52.4 mm
Minerva X-Road = 61 mm
Minerva Supermoto 250 = 72.5 mm
Minerva Naked 250 = 72.5 mm
Minerva Megelli 250 = 77 mm