FixVault

Main Shaft Assembly: Installation

  1. Attach the needle bearing and oil seal to the front of the main shaft assembly.
    NOTE:
    • Wrap the clutch splined section with vinyl tape to prevent damage to the oil seal.
    • Apply NICHIMOLY N-130 or the equivalent to the sealing lip of the oil seal.
    • Use a new oil seal.
  2. Fit the knock pin hole of the needle bearing outer race to the transmission case knock pin, and install the main shaft assembly.
    NOTE:
    • Align the end face of the seal with surface (A) when installing the oil seal.
    Fig 1: Aligning End Face Of Seal With Surface
    G08548698Courtesy of SUBARU OF AMERICA, INC.
    • Face the cutout portion of the snap ring for the ball bearing to the drive pinion shaft assembly.
    Fig 2: Cutout Portion Of Snap Ring
    G08548699Courtesy of SUBARU OF AMERICA, INC.
  3. Install the drive pinion shaft assembly. Ref. to INSTALLATION , Drive Pinion Shaft Assembly.
  4. Check each shifter fork. Ref. to INSPECTION , Shifter Fork and Rod.
  5. Select a main shaft rear plate. Ref. to ADJUSTMENT , Main Shaft Assembly.
  6. Install the transmission case. Ref. to INSTALLATION , Transmission Case.
  7. Install the transfer case together with the extension case assembly. Ref. to INSTALLATION , Transfer Case and Extension Case Assembly.
  8. Install the manual transmission assembly to the vehicle. Ref. to INSTALLATION , Manual Transmission Assembly.