11.

Engine Parts
Model: KYMCO GY6(2V)
Original Size: 52.4x57.8 (124cc)

Big bore Size: 63x57.8 (180cc)

12.

Engine Parts
Model: KYMCO G5-125
Original Size: 54.5x54 (124.8cc)

Big bore Size: 61x54 (157.8cc)

13.

Engine Parts
Model: SYM RV250
Original Size: 71x63 (249.4cc) Big bore Size: 77x63 (293cc)

14.

Engine Parts
Model: MINARELLI AC(VERTICALE)
Original Size: 40x39.2 (50cc)

Big bore Size: 47x39.2 (67.9cc)

15.

Engine Parts
Model: MINARELLI AC(ORIZZONTA)
Original Size: 40x39.2 (50cc)

Big bore Size: 47x39.2 (67.9cc)

16.

Engine Parts
Model: MINARELLI LC
Original Size: 40x39.2 (50cc)

Big bore Size: 47x39.2 (67.9cc)

17.

Engine Parts
Model: MINARELLI AM6
Original Size: 40.3x39.2 (50cc)

Big bore Size: 47x39.2 (67.9cc)

18.

Engine Parts
Model: YAMAHA AXIS100
Original Size: 52x47.6 (101cc)

Big bore Size: 56x47.6 (117cc)

19.

Engine Parts
Model: YAMAHA MAJISTY125
Original Size: 53.7x54.8 (124cc)

Big bore Size: 61x54.8 (160cc)

20.

Engine Parts
Model: YAMAHA CYGNUS-X125
Original Size: 52.4x 57.8(124.6cc)

Big bore Size: 59x57.8(158cc)