Triumph Rocket III Classic Service Manual page 42

General Information
Full Specification Rocket III Touring
Engine .................................................. 3 Cylinder 12 Valve DOHC
Arrangement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . In line, longitudinal,
Displacement ............................................. 2294 cc
Bore x Stroke ............................................. 101.6 x 94.3 mm
Compression Ratio ......................................... 8.7: 1
Cylinder Numbering ....................................... Number 1 at front
Firing order .............................................. 1-2-3
Max. Power (DIN) ......................................... 106 PS at 5,100 rpm
Max. Torque) ............................................. 206 Nm at 2,000 rpm
Cylinder Head
Valve Head Dia ...................... In .................... 3Z90 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 ....................................... 5.500 - 5.515 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' 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 .................... 2Z978 - 2Z993 mm
. . . . . . . . . . . . . . . . . . . . . . . . . Ex ..................... 2Z978 - 2Z993 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)
1.34
SelVice Manual - Rocket 1111 Classic 1 Touring