Stihl 4182 · Assembly · 1 of 11 · 38 parts

A - Engine Ø 43 mm

Fits HT 135-Z.

Source: 01-2025 (United States, English) · HT 135-Z · PDF page 2. Check this exact variant and the row remarks before ordering.

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Parts (38)

Pos	Part number	Description	Qty
1	4180 020 0205	Short block Ø 43 mm Contains item(s): 2 - 34	1
2	4180 020 1210	Cylinder with piston Ø 43 mm Contains item(s): 3 - 11	1
3	4180 025 2011	Valve	2
4	4180 025 1600	Valve spring	2
5	4180 025 3000	Spring retainer plate	1
6	4180 038 1700	Collar screw M5	2
7	4180 030 2003	Piston Ø 43 mm Contains item(s): 8 - 10	1
8	4180 034 3001	Piston ring Ø 43x1.2 mm	2
9	9463 650 0900	Snap ring 9x0.8	2
10	4180 034 1501	Piston pin 9x5x26	1
11	9075 478 4159	Pan head self-tapping screw IS-D5x24	4
12	4180 030 0411	Crankshaft	1
13	9639 003 1231	Oil seal 12x22x7	2
14	4180 021 2500	Engine pan	1
15	4180 448 1201	Lead retainer	1
16	9074 478 2970	Pan head self-tapping screw IS-P4x10	1
17	4180 141 8602	Impulse hose	1
18	4180 030 1800	Cam wheel	1
19	4180 038 0801	Pin 5x28	2
20	4180 038 1900	Cam follower	2
21	4180 038 1301	Cover	1
22	9075 478 3018	Pan head self-tapping screw IS-D4x18	4
23	4180 038 2600	Pushrod	2
24	4282 038 1000	Rocker arm	2
25	4180 038 2000	Sleeve	2
26	4180 038 2700	Lock nut M5	2
27	4180 029 0500	Gasket	1
28	4180 025 1100	Valve cover	1
29	9022 346 1070	Spline screw IS-M5x30	1
30	9636 815 0270	Sealing ring 5x9x1	1
31	4180 149 0600	Muffler gasket	1
32	4114 149 1205	Gasket	1
33	4180 129 0905	Gasket	1
34	4180 129 0906	Gasket	1
35	4180 893 6400	Setting gauge	1
36	4180 007 1037	Set of gaskets Contains item(s): 13, 27, 30 - 34	1
37	4180 007 1005	Valve clearance setting kit Contains item(s): 27, 30, 35	1
38	0783 830 2000	Sealant, Dirko HT red	1

Parts are not interchangeable across engine series — check yours before ordering.

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