Engine; Timing System - Ducati SPORTCLASSIC SPORT 1000 Use And Maintenance Manual

Engine

Longitudinal 90º "L" twin cylinder, four-stroke.
Bore (mm):
94.
Stroke (mm):
71.5.
Total displacement cm
992.
E
Compression ratio ±0.5:1:
10.0.
Max power at crankshaft (95/1/EC):
61 kW – 83 CV at 8,000 rpm.
Max torque at crankshaft (95/1/EC):
83 Nm – 8.5 kgm at 6,000 rpm.
Important
Do not exceed the specified rpm limits in any running
conditions.

Timing system

Desmodromic with two valves per cylinder, operated by four
rocker arms (two opening rockers and two closing rockers)
and one overhead camshaft. Driven by the crankshaft through
spur gears, timing belt pulleys and toothed timing belts.
70
3
:
Desmodromic timing system
1) Opening (or upper) rocker arm;
2) opening shim;
3) half rings;
4) closing (or lower) shim;
5) return spring for closing rocker;
6) closing (or lower) rocker arm;
7) camshaft;
8) valve.
1
2
3
4
6
(fig. 60)
5
7
8
fig. 60