1994-2001 Yamaha YZ125 – Ignition System Specifications

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Yamaha LogoIgnition System Specifications For Your 1997-2001 Yamaha YZ125

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Electrical System Specifications

Ignition Timing (Piston Location)
– 1994 – 1995: 14° @ 11,000 RPM1.02 mm (0.040 in.) BTDC
– 1996: 10° @ 700 RPM0.52 mm (0.020 in.) BTDC
– 1997 – 2001: 32° @ 3,000 RPM0.52 mm (0.020 in.) BTDC
Magneto (1994 – 1995)
Model NumberMitsubishi No. F4T80671
Stator Coil Resistance
– Source Coil No. 1 – Brown to Red324 – 396 Ohms
– Source Coil No. 2 -White to Green16 – 19 Ohms
– Pick Up Coil – White/Green to White/Red446 – 545 Ohms
Magneto (1996 – 2001)
Model NumberYamaha No. F4SS00
Stator Coil Resistance
– Source Coil No. 1 – Green/White to Black/Red720 – 1080 Ohms
– Source Coil No. 2 -Black to Green/Blue44 – 66 Ohms
– Pick Up Coil – White/Blue to White/Red248 – 372 Ohms
CDI Model Number
– 1994 – 1995Mitsubishi No. F8T31382
– 1996 – 1999Yamaha No. 4XM-00
– 2000Yamaha No. 5HD-00
– 2001Yamaha No. 5MV-00
Ignition Coil (1994 – 1995)
Model NumberMitsubishi No. F6T540
Primary Winding Resistance0.45 – 0.61 Ohms
Secondary Winding Resistance10,700 – 14,500 Ohms
Ignition Coil (1996 – 2001)
Model NumberYamaha No. 4SS-00
Primary Winding Resistance0.14 – 0.61 Ohms
Secondary Winding Resistance6,700 – 10,100 Ohms

Flywheel Torque Specifications

ft.-lbN•n
Flywheel Nut
– 1994 – 20002838
– 20012433

 

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