Pos. | spare part no | Name |
1 | - | Double flywheel |
2 | - | Clutch plate surface |
3 | - | Clutch cover dowel pin (3 pcs.) |
4 | - | Installation location of the special tool for adjusting the ignition timing |
5 | - | Bolt (8 pcs.) |
The double flywheel is installed on cars with a manual transmission. In vehicles with automatic transmission, a torque converter faceplate is provided.
The dual flywheel consists of a primary and a secondary section, which, through the clutch disc, transmit torque to the gearbox. The secondary section is supported by a roller bearing located in the primary section. The primary section is secured to the flanged rear end of the crankshaft with eight bolts. The torque between the primary and secondary sections is transmitted through the vibration damper by a torsion spring. The flywheel provides a constant speed to the gearbox and eliminates the torsional and transient vibrations generated by the engine.
The outer surface of the flywheel is machined to provide a smooth surface for the clutch disc to engage. Three pins spaced at equal distances around the perimeter of the outer edge of the secondary section serve to install the clutch cover assembly. The flywheel is dynamically balanced to eliminate vibrations generated by the rotating assembly.
The ring gear on the outer perimeter of the primary section enables the starter to be engaged.
There are two holes on the side of the dual flywheel facing the engine. A larger hole is used to install a special tool for adjusting the ignition timing.
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