Echo CS-280E Specifications

Echo CS-280E Specifications

The Echo CS-280E chainsaw was a popular model produced by the Kioritz Corporation in Yokosuka, Morioka Japan between the years of 1980 to 1993. Although this chainsaw has been discontinued for quite some time now, it still holds a special place in the hearts of many users and enthusiasts alike. The combination of its lightweight and compact design, coupled with its powerful 27.9cc engine and efficient fuel and oil delivery system, made it a reliable tool for a variety of cutting and trimming applications.

Even today, many people remember the CS-280E fondly as a workhorse that got the job done, and its orange enamel color scheme is still recognized as a symbol of durability and quality.


Specifications (US)Specifications (Metric)
ManufacturerEcho (Kioritz Corporation)
Series or Assembly No.CS-280E, CS-280EP, CS-280EVL
Year Introduced1980
Year Discontinued1993
Engine Displacement27.9 cc (1.7 cu. in.)
Cylinder Bore35 mm (1.378 in.)
Piston Stroke29 mm (1.142 in.)
Cylinder TypeAluminum with chrome plated bore
Intake MethodPiston Ported
Weight3.5 kg (7.7 lbs. powerhead only)
Operator ConfigurationOne man operation, top handle type
Handlebar SystemRigid
Chain BrakeMechanical
ClutchCentrifugal, 3 metal shoes, engages at 5,500 to 8,500 rpm
Drive TypeDirect
ConstructionDie-cast magnesium
Magneto TypeCD Electronic
CarburetorZama C1S-K1B
Major Repair KitRB-6
Minor Repair KitGND-3
Air Filter SystemCellulose fiber element
Starter TypeAutomatic rewind
Oil PumpAutomatic, gear driven
Maximum Engine RPM10,500 to 11,500
Idle RPM2,800 to 3,200
Ignition TimingFixed at 30 degrees
Breaker Point SettingNone
Flywheel/Coil Air Gap0.3 to 0.4 mm (0.012 to 0.016 in.)
Spark Plug TypeChampion RCJ8
Spark Plug Gap0.63 mm (0.025 in.)
Crankshaft Main BearingsBall
Fuel Tank Capacity200 ml (6.8 fl. oz.)
Fuel Oil Ratio50:1 with ECHO oil
Recommended Fuel Octane89 regular automotive
Mix Oil SpecificationECHO two-cycle. ISO-L-EDG. Jaso M345/FC, FD
Chain Pitch1/4 in. (later versions used 3/8 low profile)
Chain TypeOregon 25AP, Oregon 91SG
Bar Mount Pattern03 link
Shortest Guide Bar Supplied25 cm (10 in.)
Longest Guide Bar Supplied35 cm (14 in.)
Colour SchemeOrange enamel
Echo CS-280E Chainsaw Specs


  • Lightweight and compact design, weighing only 3.5 kg (7.7 lbs.)
  • Air-cooled, two-stroke, single-cylinder gasoline engine with a displacement of 27.9cc (1.7 cu. in.)
  • Aluminum cylinder with chrome plated bore for durability
  • Centrifugal clutch with 3 metal shoes, engages at 5,500 to 8,500 RPM
  • Direct drive type with a rigid handlebar system for ease of operation
  • Mechanical chain brake for safety and control
  • Zama C1S-K1B carburetor and automatic oil pump for efficient fuel and oil delivery
  • Cellulose fiber element air filter system for reduced maintenance
  • Automatic rewind starter type for easy starting
  • Compatible with a variety of chain types, including Oregon 25AP and Oregon 91SG
  • 1/4 in. or 3/8 low profile chain pitch options
  • Orange enamel color scheme for visibility and style

Differences Between CS-280E, CS-280EP, and CS-280EVL

The CS-280E, CS-280EP, and CS-280EVL are all models within the same series of chainsaws produced by Echo. Here are the main differences between these models:

  1. CS-280E: This is the base model that was introduced in 1980. It has a fixed handlebar and lacks some of the features found on the later models.
  2. CS-280EP: This is an upgraded version of the CS-280E that was introduced later on. It features a vibration reduction system to reduce operator fatigue, and also includes a tool-less air filter cover for easier maintenance.
  3. CS-280EVL: This model was introduced in the mid-1980s and is similar to the CS-280EP. However, it includes an electronic ignition system, which provides a more consistent and reliable spark for easier starting.

The CS-280EP and CS-280EVL are both upgraded versions of the base CS-280E model. The CS-280EP features a vibration reduction system and a tool-less air filter cover, while the CS-280EVL includes an electronic ignition system.


In conclusion, the Echo CS-280E chainsaw was a highly regarded tool during its time, and its legacy lives on in the memories of those who used it. From its lightweight and compact design to its powerful engine and efficient fuel delivery system, the CS-280E was a reliable and versatile tool that could handle a variety of cutting and trimming tasks. Although it has been discontinued for nearly three decades, its impact on the chainsaw industry is still felt today, and it remains a beloved tool among those who had the pleasure of using it.

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