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Description
0000 998 0604 – Stihl Spark Plug Contact Spring (Genuine OEM)
The Stihl 0000 998 0604 spark plug contact spring is a genuine OEM replacement part designed to ensure a secure and consistent electrical connection between the ignition lead and the spark plug. This small but critical ignition component plays a key role in reliable starting, smooth engine operation, and efficient combustion across a wide range of Stihl power equipment.
Manufactured to Stihl factory specifications, this contact spring is made from high-quality, corrosion-resistant spring steel to withstand heat, vibration, and continuous electrical load. Using a genuine Stihl contact spring helps prevent misfires, hard starting, and intermittent ignition issues caused by worn or weakened connections.
Product Details
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Part Number: 0000 998 0604
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Brand: Stihl
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Part Type: Spark plug contact spring
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Function: Maintains reliable electrical contact at the spark plug
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Material: High-quality spring steel
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OEM Status: Genuine Stihl replacement part
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Installation: Direct-fit OEM replacement
Performance & Benefits
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Ensures consistent spark and reliable ignition
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Supports smooth starting and stable engine performance
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Precision-formed for exact OEM fit
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Resistant to heat, vibration, and corrosion
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Ideal for maintenance and professional repairs
Compatibility
This spark plug contact spring is used in the ignition systems of a very wide range of Stihl equipment, including:
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Chainsaws: 017, 018, 020 T, 021, 023, 024, 025, 026, 029, 034, 036 Pro, 038, 044, 046, MS 170, MS 180, MS 192, MS 201, MS 210, MS 230, MS 250, MS 260, MS 270, MS 280, MS 290, MS 310, MS 341, MS 360, MS 361, MS 390, MS 441, MS 460, MS 461, MS 462, MS 650, MS 660, MS 661, MS 880, MS 881 and related variants
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Trimmers & Brushcutters: FS 90, FS 91, FS 100, FS 110, FS 111, FS 120, FS 130, FS 131, FS 160, FS 200, FS 235, FS 240, FS 250, FS 251, FS 310, FS 311, FS 350, FS 360, FS 361, FS 410, FS 450-K, FS 460, FS 461, FS 560 C-EM, FS 561 C-EM
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Kombi & Pole Tools: KM 90 R, KM 91 R, KM 94 R, KM 110 R, KM 111 R, KM 130 R, KM 131 R, HL 90 K, HL 94, HL 100, HT 100–HT 135
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Blowers, Sprayers & Cut-Off Saws: BG, BR, BT, FR, SR, TS series models including TS 400, TS 410, TS 420, TS 460, TS 500i, TS 700, TS 800
Compatibility is based on official Stihl parts listings. Always verify correct fitment using your equipment’s illustrated parts diagram and serial number range before ordering.
Why Choose Genuine Stihl Parts?
Genuine Stihl ignition components are engineered for exact fit and dependable performance. Replacing worn ignition springs with OEM parts helps maintain proper spark delivery, reduce downtime, and protect critical engine components.


