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- 1146 640 7102 – STIHL Worm Gear 1/4" Picco / 3/8" Picco (Genuine OEM Part)
Description
1146 640 7102 – STIHL Worm Gear 1/4" Picco / 3/8" Picco (Genuine OEM Part)
The STIHL 1146 640 7102 Worm Gear is a genuine OEM oil pump drive worm gear designed to transfer rotation from the clutch to the oil pump, ensuring consistent and reliable chain lubrication. This worm gear is engineered for 1/4" Picco and 3/8" Picco chain systems, making it a critical component for proper bar and chain oil delivery on compact and professional STIHL chainsaws.
Manufactured to STIHL factory specifications, this part provides precise engagement, smooth operation, and long service life, helping prevent oiling issues that can lead to premature bar and chain wear.
Product Details
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Manufacturer Part Number: 1146 640 7102
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Brand: STIHL
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Part Name: Worm Gear (Oil Pump Drive)
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Chain Compatibility: 1/4" Picco / 3/8" Picco
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OEM Status: Genuine STIHL OEM
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Condition: New
Key Benefits
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Drives the oil pump for consistent chain lubrication
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Compatible with both 1/4" Picco and 3/8" Picco setups
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Precision-molded for correct clutch and pump engagement
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Helps prevent oil starvation and excessive chain wear
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Direct OEM replacement for reliable fit and function
Applications & Compatibility
Fits the following STIHL chainsaw models (Oil pump / Clutch area):
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MS 194 T
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MS 201 TC-M
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MS 193 T
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MS 194 C-E
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MS 192 T
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MS 151 TC-E
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MS 150 TC-E
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MS 193 C-E
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MS 150 C-E
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MS 201 C-EM
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MS 192 TC-E
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MS 192 C-E
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MS 151 C-E
(Always verify compatibility by model and serial number before ordering.)
The STIHL 1146 640 7102 Worm Gear is essential for maintaining proper oil flow and protecting the guide bar and chain, making it the correct OEM replacement for many STIHL top-handle and compact chainsaw models.
