Main Features; Secondary Drive - MOTO GUZZI 850 Le Mans III Workshop Manual

II
MAIN FEATURES
ENGINE
- cylinder disposition
- bore
- stroke
- displacement
- compression ratio
- max torque
VALVE GEARING
CARBURATION
LUBRICATION
GENERATOR ALTERNATOR
IGNITION
- ignition data
- contact breaker points gap
- spark plugs
- plug points gap
- ignition coils
STARTING
TRANSMISSIONS
CLUTCH
PRIMARY DRIVE
GEARBOX
- gear ratios:
Low gear
2nd gear
3rd gear
4th gear
5th gear
SECONDARY DRIVE
- ratio
- overall gear ratios
(engine-wheel)
Low gear
2nd gear
3rd gear
4th gear
5th gear
twin cylinder - 4-stroke
«V,. 90°
83 mm
78 mm
844 cc
9.8 to 1
7.6 kgm at 6200 rpm
O.H.V., push rod operated
n. 2 carburettors
<c
Dell'Orto,. type PHF 36 B (D) (right)
PHF 36 B (S) (left)
pressure, by gear pump
wire gauze and cartridge filters in oil sump
normal lubrication pressure 3.8 to 4.2 kg/sq cm
(pressure relief control valve in the sump)
oil pressure sender unit in the crankcase
fitted in the front part of the crankshaft (14 V - 20 A)
coil-battery ignition with double contact breaker
and automatic advance with centrifugal masses
ignition advance (fixed) 8°
automatic advance 26°
full advance (f.
+
a.) 34°
0.37...;... 0.43 mm
Bosch W 5 D
Lodge 2 HLNY
0.6 mm
n. 2 fitted on the frame
electric starter (12V - 0.7 KW) with electromagnetic
ratchet control ring gear bolted on the flywheel
starter button (START) fitted on the R/H side of handlebar
twin driven plates, dry type
fitted on the flywheel side
hand controlled by lever on left handlebar
by gears, ratio 1 to 1.235 (2 = 17/21)
5 speeds, frontal engagement, constant mesh gears.
Cush drive incorporated
pedal operated on the UH side of the bike
1 to 2 (2 = 14/28)
1 to 1.388 (2 = 18/25)
1 to 1.047 (2=21/22)
1 to 0.869 (2 = 23/20)
1 to 0.750 (2 = 28/21)
by cardan shaft, bevel gear set
1 to 4.714 (2 = 7/33)
1 to 11.643
1 to 8.080
1 to 6.095
1 to 5.059
1 to 4.366
177