Stihl 4112 · Section A · 1 of 10 · 34 parts

Crankcase, Cylinder

Fits FS 80.

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Parts (34)

Pos	Part number	Description	Qty
1	4112 020 2600	Crankcase, fan side	1
2	0000 971 0402	Cylindrical pin 4m6x12	2
3	9503 003 0240	Grooved ball bearing 6201	1
4	9640 003 1195	Oil seal 12x22x5	1
5	4112 020 2800	Crankcase, starter side	1
6	4112 030 0401	Crankshaft with connecting rod	1
8	0000 958 1222	Shim 0.1 mm	1
9	0000 958 1223	Shim 0.2 mm	1
10	9036 341 1050	Socket head screw M5x25	4
11	9512 003 1840	Needle cage 8x11x12	1
12	4112 034 0501	Piston Ø 32 mm	1
13	4112 034 3000	Piston ring Ø 32x1.5 mm	2
14	4112 034 1500	Piston pin	1
15	9462 650 0800	Snap ring 8x0.7	2
16	4112 022 0500	Cylinder Ø 32 mm	1
17	4112 029 2300	Cylinder gasket	1
18	9036 341 0980	Socket head screw M5x16	4
19	4114 149 0600	Muffler gasket	1
20	4112 145 0700	Inlet casing	1
21	1113 141 9000 NLA	Screen	1
22	9291 021 0120	Washer 5.3	2
23	9008 319 0980	Hexagon head screw M5x16	2
24	4112 149 0603	Muffler gasket	1
25	4112 145 0800	Exhaust casing	1
26	9047 319 0650	Pan head screw M4x10	4
27	4112 129 0500	Gasket	2
28	4112 121 1600	Spacer flange	1
29	9008 319 0840	Hexagon head screw M5x28	2
30	9291 021 0120	Washer 5.3	2
31	9079 319 1020	Flat head screw M5x20	2
32	4112 400 7001	Spark plug NGK BMR 6A	1
33	0000 998 0606	Torsion spring	1
34	1106 405 1000	Spark plug boot → replaced by 1128 405 1000, 1128 405 1000 TI 30/1995	1
Not numbered on the diagram — assemblies, kits and options
—	4112 007 1007	Muffler kit	1

2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.

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