Engine; Timing System - Ducati SUPERBIKE 1098 R BAYLISS Owner's Manual

Engine

4–stroke 2-cylinder 90° "L" engine, 4 valves per cylinder,
water-cooled.
Bore (mm):
106.
Stroke (mm):
67.9.
3
Total displacement cm :
1198.4.
Compression ratio:
12.8:1.
Max power at crankshaft (95/1/EC), kW/HP:
132.4 kW 180 CV @ 9,750 rpm.
Max torque at crankshaft (95/1/EC):
134 Nm 13.7 kgm at 7,750 rpm.
Max rotation speed, rpm:
10,500.
Important
Do not exceed the specified rpm limits in any running
conditions.

Timing system

Desmodromic (type) with four valves per cylinder, operated
by eight rocker arms (4 opening rockers and 4 closing rockers)
and two overhead camshafts. Driven by the crankshaft through
spur gears, timing belt pulleys and toothed timing belts.
Desmodromic timing system
1) Opening (or upper) rocker arm.
2) Opening (upper) shim.
3) Closing (lower) shim.
4) Return spring for lower rocker arm.
5) Closing (lower) rocker arm.
6) Camshaft.
7) Valve.
6
2
1 5
(fig. 91)
2 1
3
5
4
7
fig. 91
113
E