← FR 125, FR 135, FR 145 · FS 108 · FR 108

Stihl 4135 · Section O · 14 of 20 · 38 parts

Carburetor SK8, SK8-7XA, SK10, SK10-7XA

Fits FR 125, FR 135, FR 145.

Position

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Parts (38)

PosPart numberDescriptionQty
1 4135 121 5471 Valve jet 1
2 4116 121 5100 Inlet needle 1
3 1120 122 3004 Spring 1
4 1120 121 9200 Spindle 1
5 1125 121 5000 Inlet control lever 1
6 1120 122 6600 Collar screw 1
7 1123 121 0700 Cup plug 1
8 4135 129 0972 Gasket 1
9 1123 121 4700 Metering diaphragm 1
10 1123 121 0801 End cover 1
11 4132 122 6600 Collar screw 2
12 1120 122 3005 Spring 2
13 4135 122 6770 High speed adjustment screw 1
14 4135 122 6870 Low speed adjustment screw 1
15 1123 122 3000 Spring 1
16 4135 120 7170 Throttle shaft with lever 1
17 1125 122 9001 E-clip 1
18 4135 121 8970 Pin 1
19 1120 122 9000 E-clip 1
20 4135 121 3370 Throttle shutter 1
21 1120 122 7400 Round head screw 1
22 1120 121 7800 Strainer 1
23 4135 121 4870 Pump diaphragm 1
24 4135 129 0973 Gasket 1
25 4135 120 2270 Flange 1
26 1125 122 4200 Clamp 1
27 4135 122 6270 Idle speed adjustment screw 1
28 4226 121 2700 Cap 1
29 4135 121 0870 End cover 1
30 9991 120 0670 Screw M4x15 2
31 4113 121 5471 Valve jet 1
32 4113 122 6870 Low speed adjustment screw 1
33 4113 129 0972 Gasket 1
34 4113 121 2770 Cap 1
Not numbered on the diagram — assemblies, kits and options
4135 120 0671 Carburetor SK8 1
4135 120 0670 Carburetor SK8-7XA no longer available from factory 1
4113 120 0671 Carburetor SK10 1
4113 120 0670 Carburetor SK10-7XA no longer available from factory 1

2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.

Wrong number or missing part for the FR 125, FR 135, FR 145? Report a correction →