Triumph Rocket III Service Manual page 20

General Information
Full
Specification
Engine .
Arrangement .
Displacement .
Bore x Stroke .
Compression Ratio .
Cylinder Numbering .
Firing order .
Max. Power (DIN 70020) .
Max. Torque .
Rocket III
· 3 Cylinder 12 Valve DOHC
· In line, longitudinal,
· 2294 cc
... . . 101.6 x 94.3 mm
· 8.7:1
· Number 1 at front
· 1-2-3
· 142 PS at 5,750 rpm
.. . . . . . .. .. .. . .200 Nm at 2,500 rpm
Cylinder Head
Vaive Head Dia In 37.90 mm
Ex 32.30 mm
Valve Lift. In 8.30 mm
Ex 8.30 mm
Valve Stem Dia In 5.475 - 5.490 mm (std)
Ex 5.475 - 5.490 mm (std)
Valve Guide Bore Dia. . . . . . . . . . . . . . . . .. . 5.485 - 5.500 mm (std)
Valve Seat Width (in head) . 1.000 - 1.100 mm (std)
1.500 mm (service limit)
Valve Seat Width (valve) . . . . . . . . . .. . 1.98·2.26 mm (std)
Valve Seat Angle . . . . . . . . . . . . . . . . . . . .. . 90
0
inclusive
Valve Spring Length. . . . . . . . . . . . . . . . . .. . .43.2 mm (std)
Valve Spring 'Load at Length' In 180 N +/-'10 N at 36.2 mm
Ex 180 N +/. 10 N at 36.2 mm
Valve Clearance In 0.10 - 0.15 mm
Ex 0.15·0.20 mm
Valve Bucket Bore Dia.. . . . . . . . . . . . . . . . . In 28.015 - 28.035 mm
Ex 28.015 - 28.035 mm
Valve Bucket Dia In 27.978·27.993 mm
Ex 27.978 - 27.993 mm
Valve Timing (at 1 mm lift)
Inlet open 12
0
BTDC
close 28
0
ABDC
duration 220
0
Exhaust open .41
0
BBDC
close 11
0
ATDC
duration 232
0
Camshaft Journal Dia. . . . . . . . . . . . . . . . .. . 22.93 - 22.96 mm (std)
Camshaft Journal Clearance. . . . . . . . . . .. . 0.040 - 0.091 mm (std)
0.13 mm (service limit)
1.14
Service Manual - Rocket III