Description
- 1976 YZ100C – Crank Piston
- 1977 YZ100D – Crankshaft – Piston Yz100d
- 1977 YZ100D – Crankshaft – Piston Yz100 E – F
- 1978 YZ100E – Crankshaft – Piston Yz100d
- 1978 YZ100E – Crankshaft – Piston Yz100 E – F
- 1979 YZ100F – Crankshaft – Piston Yz100d
- 1979 YZ100F – Crankshaft – Piston Yz100 E – F
- 1980 YZ100G – Crankshaft-Piston
- 1981 YZ100H – Crankshaft-Piston
