Adefol 38-7T sprocket drum in action for smooth chain drive
Adefol clutch drum assembly ready for quick, tool-free replacement
Adefol oil pump maintains steady lubrication for consistent cutting performance
Adefol worm gear supports reliable oil flow to reduce friction
Adefol needle bearing provides precise alignment and long life
Adefol sprocket washer secures gear alignment during use
Adefol E-clip included for secure assembly after maintenance
Adefol spark plug ready for immediate installation

Adefol

Adefol 3/8-7T Sprocket Clutch Drum Oil Pump Kit for Stihl MS290/MS310/MS390 Chainsaws – OEM Parts

High-performance patio lawn and garden made for confident daily results

$34.50

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Why customers choose PatioZora Garden

Overview

The Adefol 3/8-7T Sprocket Clutch Drum Oil Pump Kit is a complete replacement set designed to fit popular Stihl chainsaw models. It brings together essential components for reliable drive and consistent lubrication, offering a practical option for restoring performance without sourcing parts one by one. While outcomes can vary with usage, this kit presents a clear path to reestablishing smooth operation and dependable oiling, aligned with standard factory dimensions.

Compatibility and Parts Fit

Built to support Stihl 029/039 family machines along with MS290, MS310, MS311, MS390, and MS391 models, the kit mirrors original specifications for straightforward installation. Reference OEM numbers include the following cross-compatibility highlights:

  • 3/8 LP pitch sprocket: 1125-160-2002; 1125-640-2000; 1125-640-2004
  • Oil pump: 1127-640-3200; 1127-640-3204
  • Clutch: 1127-160-2051
  • Worm gear: 1125-640-7110

Using parts that match the original design can reduce guesswork during maintenance and support quick reassembly with minimal downtime.

What’s Included

  • 1 x 3/8-7T sprocket
  • 1 x clutch
  • 1 x oil pump
  • 1 x worm gear
  • 1 x needle bearing
  • 1 x sprocket washer
  • 1 x E-clip
  • 1 x spark plug

Performance and Installation Notes

The oil pump works in concert with the clutch drum sprocket assembly to support steady oil flow, helping maintain a reliable drive during typical cutting workloads. The kit’s design and size match the original parts, enabling a quick swap and minimizing downtime.

  • Original-size design for easy installation
  • Complete kit reduces the need to source each component separately
  • Aligned parts support dependable operation in regular use

Quality and Support

Engineered and tested to rigorous standards, this Adefol kit is offered with support if you encounter any issues after purchase. Performance can depend on machine condition and usage, but the kit provides a solid maintenance option for restoring drive and lubrication.

FAQ

Q: Is this kit compatible with Stihl MS290, MS310, and MS390 models?

A: Yes. The kit targets Stihl MS290, MS310, MS390 family and related 029/039 references; OEM numbers listed.

Q: What parts are included in the kit?

A: It contains a 3/8 7T sprocket, clutch, oil pump, worm gear, needle bearing, sprocket washer, E-clip, and spark plug.

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