Engine; Timing System - Ducati Streetfighter Owner's Manual

Engine

Longitudinal 90º "L" twin cylinder, four-stroke.
Bore:
3.7 in (94 mm)
Stroke:
2.4 in (61.2 mm)
Total displacement, cu. cm:
849
Compression ratio:
13.2±0.5:1.
Max power at crankshaft (95/1/EC), kW/HP:
97 kW/132 HP at 10,000 min
Max torque at crankshaft (95/1/EC):
9.5 kgm/93,5 Nm at 9,500 min
Maximum rpm:
11,300
Important
Do not exceed the specified rpm limits in any
running conditions.

Timing system

DESMODROMIC with four valves per cylinder,
operated by eight rocker arms (4 opening rockers and
4 closing rockers) and two overhead camshafts. It is
operated by the crankshaft through spur gears, belt
rollers and toothed belts.
-1
-1
Desmodromic timing system
1) Opening (or upper) rocker.
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.
6
2
1 5
(fig. 96)
2 1
3
5
4
7
fig. 96
137