Yamaha YZF-R125 Service Manual: Installing the engine

1. Install:

  • Engine "1"
  • Engine mounting bolt (rear lower side) "2"
  • Engine mounting nut (rear lower side) "3"
  • Engine mounting bolt (rear upper side) "4"
  • Engine mounting nut (rear upper side) "5"
  • Engine mounting bolt (front side) "6"
  • Engine mounting nut (front side) "7"

NOTE:

Do not fully tighten the bolts and nuts.

Installing the engine


2. Tighten:

  • Engine mounting nut (rear upper side)

  • Engine mounting nut (rear lower side)

  • Engine mounting nut (front side)

    Engine removal
    ...

    Installing the shift arm
    1. Install: Shift arm "1" NOTE: Make sure that the distance "a" between the center of the left rider footrest "2" and the center of the shift pedal "3" is within specification. ...

    Other materials:

    Removing the starter clutch
    1. Remove: Starter clutch bolts "1" NOTE: While holding the generator rotor "2" with the sheave holder "3", remove the starter clutch bolts. Do not allow the sheave holder to touch the projection on the generator rotor. ...

    Checking the steering head
    1. Wash: Bearings Bearing races 2. Check: Bearings Bearing races Damage/pitting →Replace. 3. Replace: Bearings Bearing races a. Remove the bearing races from the steering head pipe with a long rod "1" and hammer. b. Remove the bearing race from the lower bracket ...

    Checking the brake fluid level
    Front brake Front brake Minimum level mark Rear brake Rear brake Minimum level mark Insufficient brake fluid may allow air to enter the brake system, possibly causing it to become ineffective. Before riding, check that the brake fluid is above the minimum level mark an ...

    2026 Copyright www.yam-r125.net |