Manual Transmissions: Synchronizer: Assembly
- Position synchronizer hub onto a suitable holding fixture (input shaft). The synchronizer hubs are directional. The hubs must be installed with the "U" facing upward.
- Install springs into hub slot. (Fig 1).
- Insert key into hub and spring.
- Apply petroleum jelly to the hole in the key. Insert balls into each key. (Fig 2).
- Slide sleeve over the hub and depress balls as you carefully slip the sleeve into position. (Fig 3).
- Line up stop ring tang over the keys in the hub. (Fig 4). Install stop rings. Center the keys and balls by pushing on both stop rings.