Specifications; Engine; Fuel System - Stihl 088 Owner's Manual

2.

SPECIFICATIONS

2.1

Engine

2.2

Fuel System

STIHL 088
STIHL single cylinder two-stroke engine with special
impregnated cylinder bore
Displacement:
Bore:
Stroke:
Engine power:
Max. torque:
Max. engine speed:
Main bearings:
Big-end bearing:
Small-end bearing:
Piston pin diameter:
Connecting rod length:
Rewind starter:
Pawls:
Reserve pull on rope rotor:
Starter rope:
Clutch:
Diameter:
Clutch engages at:
Crankcase leakage
test at gauge pressure:
under vacuum:
Carburetor:
Standard setting
High speed screw H:
Low speed screw L:
Carburetor leakage test
at gauge pressure:
Function of tank vent
at gauge pressure:
under vacuum:
Fuel tank capacity:
Octane number:
Fuel mixture:
Mix ratio:
Air filter:
3
121.6 cm (7.42 cu.in)
60 mm (2.35 in)
43 mm (1.69 in)
6.3 kW (8.6 bhp)
8.0 Nm (5.9 Ib.ft)
at 6,000 rpm
12,000 rpm
Two deep-groove ball bearings
Needle cage
Needle cage
13 mm (0.51 in)
75 mm (2.95 in)
ElastoStart
Two-pawl system
min. 2 turns
4.5 mm (0.18 in) dia.,
1000 mm (39.4 in) long
Centrifugal clutch without linings
87 mm (3.4 in)
3.200 rpm
0.6 bar (8.7 psi)
0.4 bar (5.8 psi)
Diaphragm carburetor
Open approx. 1 turn
Open approx. 1 turn
0.8 bar (11.6 psi)
≤ 0.5 bar (7.25 psi)
≤ 0.1 bar (1.45 psi)
1.3 I (2.75 US pt)
min. 90 RON (US/CAN: pump
octane min. 87 unleaded)
Regular brand-name gasoline
and two-stroke engine oil
50:1 with STIHL 50:1 two-stroke
engine oil
25:1 with other brand-name
two-stroke, air cooled engine oils
Standard filter (green) with wire
mesh element for normal operating
conditions and winter operation
or
HD filter (special accessory)
3