Triumph Meriden - T120R Bonneville 68

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Bike Info

CC:
650
T120R Bonneville Parts and accessories

Service

Chain Freeplay mm:
14
Coolant:
Air
Engine Oil Grade SAE:
20w50
Engine Oil quantity (litres):
2.6
Fork oil grade:
Telescopic Fork oil
Front Fork Oil cc (left leg):
200
Front Fork Oil cc (right leg):
200
Gearbox Oil grade:
Hypoid 80/90
Gearbox Oil Litres:
0.57
Idle Speed (rpm):
1000 hot
Points Gap mm:
.0015\'
Spark Plugs Gap (mm):
.0025\'
Valve Clearance Cold - Exhaust:
.004\'
Valve Clearance Cold - Inlet:
.002\'

Brakes

Front:
Drum
Rear:
Drum
Front Drum Size:
8\'
Front-Pistons-per-caliper:
T/L/S
Rear-Pistons-per-caliper:
S/L/S

Dimensions

Fuel Capacity:
4 Gallon (uk)

Electrics

Voltage:
12v
Battery:
Yuasa YB7L-B
Bulb-Headlight:
45/40w
Charging System:
Lucas Alternator
Ignition:
Battery/Coil
Main Fuse:
35A
Spark Plugs:
Champion N3

Engine

Type:
Air Cooled 4 Stroke OHV Parallel Twin
Bore x Stroke:
71 x 82mm
Carburation:
2x30mm Amal Concentric Mk1
Carburation Main Jet:
190
Compression Ratio:
9:1
Displacement:
649cc
Fuel Minimum Octane Rating:
97
No. of Valves:
4 - 2 valves per cylinder
Pilot Screw Setting:
1.5 +/-
Red line RPM:
6500
Starting:
Kick
Valve Train:
Pushrod

Transmission

Chain type:
530
Clutch Type:
wet multi plate
Gearchange Pattern:
1N234
Sprocket front:
19
Sprocket rear:
46
Transmission:
4 speed

Misc.

Colour Options:
1969-olympic flame/silver.1970-astral red/silver.
Exhaust:
2into2 with balance pipe. Burgess Silencers.
Frame:
tubular twin cradle
Motorcycle Style:
Sports/Touring
Place of Manufacture:
Meriden Birmingham UK

Power

Max Power Output:
47 bhp
Standing 1/4 mile:
13 secs.
Top Speed:
110 -115mph

Suspension

Front:
Telescopic Forks
Rear:
Swing arm/Twin shock Girling exposed springs

Tyres

Front:
Dunlop K70 3.25x19 (Tubed)
Rear:
Dunlop K70 4.00x18 (Tubed)

Wheels

Front:
Dunlop WM2x19
Rear:
Dunlop WM3x18