1994-2001 Yamaha YZ125 – Ignition System Specifications

0
809
Yamaha Logo

Yamaha LogoIgnition System Specifications For Your 1997-2001 Yamaha YZ125

If you need parts and tools, make sure to get them through our retail partners!

If you’re having problems with your ignition system, check out my Ignition Troubleshooting & Testing Guide.

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

 

Fix Your Dirt Bike Logo

This site uses Akismet to reduce spam. Learn how your comment data is processed.