1.

引擎
型号: SYM RV250
Original Size: 71x63 (249.4cc) Big bore Size: 77x63 (293cc)

2.

引擎
型号: SYM(JET100)
Original Size: 51x49.6 (101cc)

Big bore Size: 56x49.6 (122cc)

3.

引擎
型号: SYM X P'ro125
Original Size: 52.4x57.8 (124cc)

Big bore Size: 61x57.8 (168.9cc)

4.

引擎
型号: SYM LC RV180
Original Size: 61x58.6 (172cc)

Big bore Size: 64x58.6 (188.5cc)

5.

引擎
型号: SYM F1-125
Original Size: 52.4x57.8 (124cc)

Big bore Size: 61x57.8 (168.9cc)

6.

引擎
型号: SYM JOYRIDE 150
Original Size: 57.0x58.6 (149cc)

Big bore Size: 61x58.6 (171cc)

7.

引擎
型号: SYM JET50
Original Size: 39x41.4 (50cc)

Big bore Size: 47x41.4 (71.8cc)

8.

引擎
型号: X P'ro100
Original Size: 50x51.5 (101cc)

Big bore Size: 55x51.5 (122cc)

9.

引擎
型号: SY150
Original Size: 62x49.6 (149cc)

Big bore Size: 65x49.6 (165cc)