Ducati Diavel 1260, Owner'S Manual

Page: 355 / 386

Timing system
DESMODROMIC system with four valves per
cylinder controlled by eight rocker arms (four
opening and four closing ones) and two overhead
camshafts with variable valve timing (DVT) both for
the exhaust and intake side. This system is driven by
the crankshaft through spur gears, pulleys and
toothed belts.
Desmodromic timing system
1) Opening (or upper) rocker arm;
2) Upper rocker arm shim;
3) Closing (or lower) rocker arm shim;
4) Return spring for lower rocker arm;
5) Closing (or lower) rocker arm;
6) Camshaft;
7) Valve.
8) Timing Variator.
9) Actuators.
4
1
6
8
9
1 7
7
8
9
5
3
7
2
Fig 253
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