19. Transmission gear
20. Radial ball bearing
21. Circlip *
SECONDARY SHAFT COMPONENTS
* 1 Circlip
Type to be selected.
2 Radial ball bearing
Bearing without gasket.
3 Thrust washer of the 1st gear
Thickness = 3.97 - 4.03
Fit the washer so that the protruding part is facing to the front; and the oil grooved part is facing towards
the 1st gear.
Thrust clearance of the 1st gear = 0.1 - 0.52 mm
* 4 Circlip * - 1
5 1st sub - gear
Components 4 and 18 have the same function. Components 4 and 18 are generally considered as
assembled parts.
Components 6 and 16 have the same function.
6 Conical spring washer
This bearing is interchangeable with part 12 of the input shaft.
7. Needle bearing
Inside diameter: 37.00 - 37.025 mm
8 1st gear
Real thickness: 27.31 - 27.37 mm
Clearance regarding the synchronisation ring: 0.95 - 1.35 mm
Limit: 0.9 mm
9 Synchronisation ring No. 2
The synchronisation ring No. 2 is not interchangeable with part 13. In order to distinguish it from part
13 teeth are eliminated in three different points.
10 Synchroniser elastic key
Make sure that the key openings are fitted displaced one from the other.
11 Synchroniser hub assembly No. 1
The hub and sleeve (transmission gear) are fitted at set level.
Real width of the hub: 26.97 - 27.03 mm
Fit the hub assembly so that the side having the wider protruding parts, is facing to the front.
As regards the sleeve (transmission gear), make sure that the gear control fork groove is facing the
front.
Gear-box PORTER 1.3 16V
GE - 578