Timing system
Desmodromic, 4 valves per cylinder
Desmodromic timing system
1)
Opening (or upper) rocker arm;
2) Opening rocker shim;
3)
Closing (or lower) rocker shim;
4) Return spring for lower rocker;
5) Closing (or lower) rocker;
6) Camshaft;
7)
Valve.
328
2
2
1
2
7
2
3
6
1
1
6
Fig 263
5
4