2.3 Ignition System Type: Electronic magneto
ignition (breakerless)
with integral trigger unit
and electronic speed
governor
Air gap: 0.2 - 0.5 mm (0.008 - 0.020 in)
Length of ignition lead: 305 mm * (12 in)*
Spark plug (suppressed): Bosch WSR 6F,
NGK BPMR 7 A or
Champion RCJ 6Y
Electrode gap: 0.5 mm (0.020 in)
Splark plug thread: M14x1.25
Length of thread: 9.5 mm (0.37 in)
2.4 Gearhead
Type: Spiral-toothed
bevel gear drive
Gear ratio: 1:1.4 **
1:1.235
Bearings: Deep groove ball bearings
Lubrication: STIHL gear lubricant 0781 120 1117
(7 g / 0.25 oz)
2.5 Special Accessories
2.5.1 For User Full harness
Safety glasses
Transport guard for
metal cutting tools
STIHL gear lubricant (80 g/3 oz tube) 0781 120 1109
STIHL gear lubricant (80 g/3 oz tube) 0781 120 1117
2.5.2 For Service Carburetor parts kit 4134 007 1060
Set of gaskets
for FS 120, 200, 300, 350, FR 350 4134 007 1050
Set of gaskets
for FS 400, 450, FR 450 4128 007 1050
* FS 400/450 only
** FS 120, 200, 350 and 450
4 FS 120, 200, 300, 350, 400, 450, FR 350, 450