Stihl 290, 310, 390 Chainsaw Service Manual

Shop manual for Stihl 290, 310, 390 chainsaws with detailed diagnostics, engine, and fuel system information. Includes part numbers and diagrams. Stihl 11270201210

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Stihl Models Covered & Key Technical Specifications

Models: Stihl 290, Stihl 310, Stihl 390
Sub-models / Variants: MS 290, MS 310, MS 390
Build Years: 2002
Technical Data:

  • Engine: Single cylinder two-stroke
  • Displacement: 56.5 cm3 (MS 290), 59.0 cm3 (MS 310), 64.1 cm3 (MS 390)
  • Bore: 46 mm (MS 290), 47 mm (MS 310), 49 mm (MS 390)
  • Idle speed: 2,800 rpm
  • Fuel tank capacity: 0.56 L (1.2 US pt)
  • Oil tank capacity: 0.33 L (0.68 US pt)
  • Spark plug: Bosch WSR 6 F, NGK BPMR 7 A, Champion RCJ 6 Y
  • Electrode gap: 0.5 mm (0.02 in)
  • Fuel mixture: 50:1 ratio
Technical Specifications
keyboard_arrow_down
Document Number / Seller:
24285 / Douglas Moore
File Size:
30.27 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Chainsaw
Last updated / verified
Jan 7, 2026

Stihl Manual Features & Content Preview

Official Stihl MS 290, 310, and 390 Service Documentation

  • Covers the 2002 Stihl 290, 310, and 390 chainsaws, documenting maintenance and technical specifications for the entire 1127 series powerhead family
  • Official OEM publication P/N 0458 209 3021, dated 2002
  • Contains 9 exploded-view diagrams and 3 distinct maintenance charts for MS 290, MS 310, and MS 390 configurations
  • Page spreads stay legible when printed at original size
  • OCR text layer lets you jump to a torque spec by keyword
  • This is the factory-authorized reference for performing service on the 1127 series engine housing, ignition system, and carburetion components

Document Scope and Technical Overview

This Stihl MS 290, 310, 390 service manual documents the complete disassembly, inspection, and maintenance procedures for the 1127 series chainsaw range. The text details the operational requirements for the ignition system, covering troubleshooting steps for spark plug performance and module integrity. It provides exploded-view part identification for the cylinder housing, clutch assembly, and recoil starter system, ensuring precise reference for how factory workshop documentation is structured during professional repair tasks.

Engine and Maintenance Specifications

Specifications are provided for all three displacements, including bore and stroke dimensions, idle speed settings, and fuel capacity requirements. The manual documents torque values for high-stress fasteners, such as the 11 Nm torque required for the engine housing-to-cylinder pan screws and 25 Nm for the spark plug. It provides fluid and mixture ratios, strictly mandating 50:1 fuel-to-oil mixture for optimal operation. Routine service intervals are listed by usage frequency, covering air filter cleaning, chain tensioning, and sprocket wear inspection for this wood-cutting tool.

Reference only — always consult a certified technician before performing service on this equipment. This official 2002 OEM service publication covers the complete Stihl MS 290, 310, and 390 range, providing technical specifications and assembly guidance for the 1127-series powerhead architecture.

Document Reference: Publication No. 0458 209 3021, © 2002 Andreas Stihl AG & Co., Waiblingen

Manual FAQ, Purchase & Download Details

Are the technical specifications and engine performance parameters for the Stihl 290, 310, and 390 models included in the document? keyboard_arrow_down

Manual contains comprehensive specification tables for the MS 290, MS 310, and MS 390, which include details on displacement, bore, stroke, idle speed, fuel capacity, and ignition system components.

Does the manual provide exploded view diagrams that show the assembly of the engine housing and carburetor components? keyboard_arrow_down

Yes, the manual includes detailed exploded view illustrations for system sections, such as the cylinder, engine housing, fuel system, and carburetor assemblies, alongside corresponding parts lists.

Can I access tightening torque values and technical reference charts within this service manual? keyboard_arrow_down

Document provides a dedicated tightening torque chart that lists specific torque values in both Nm and lbf.ft for various fasteners across the machine.

Does this PDF document contain information on the recommended fuel mixture and chain lubricant requirements? keyboard_arrow_down

Fuel and lubrication sections specify the required 50:1 fuel mixture ratio, classification requirements for two-stroke engine oil, and recommendations for biodegradable chain lubricants like STIHL Bioplus.

Is this manual available in a digital PDF format and does it offer lifetime access after purchase? keyboard_arrow_down

Product is provided as a downloadable PDF document, and your purchase grants you lifetime access to the file once the payment is completed.

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