The Husqvarna 66 chainsaw was a powerful and reliable tool for professional and occasional users alike. Manufactured by Husqvarna Vapenfabriks AB in Huskvarna, Sweden, this chainsaw was introduced in 1980 and quickly became a popular choice among loggers, tree surgeons, and landscapers.
With an engine displacement of 66.7cc (4.1 cu. in.) and a manufacturer advertised horsepower of 4.2 hp (3.1 kW), the Husqvarna 66 was capable of tackling tough cutting jobs with ease. It also featured an anti-vibration handlebar system, an inertia-activated chain brake, and a centrifugal clutch for optimal safety and ease of use.
This chainsaw was discontinued at some point in the past, but its legacy lives on as a reliable and powerful tool that paved the way for modern chainsaws.
Specifications Chart
| SPECIFICATION | DETAILS |
|---|---|
| Manufactured by | Husqvarna Vapenfabriks AB, Huskvarna, Sweden |
| Year introduced | 1980 |
| Engine displacement | 66.7cc (4.1 cu. in.) |
| Cylinder bore | 50mm (1.97 in.) |
| Piston stroke | 34mm (1.34 in.) |
| Cylinder type | Aluminum with chrome plated bore |
| Intake method | Piston ported |
| The manufacturer advertised H.P. | 4.2 hp (3.1 kW) |
| Weight | 13.5 lbs., powerhead only |
| Handlebar system | Anti-vibration |
| Chain brake | Inertia activated |
| Clutch | Centrifugal |
| Drive Type | Direct |
| Construction | Die-cast magnesium |
| Magneto type | Electronic |
| Carburetor | Tillotson HS-224A, B series |
| Major repair kit | RK-23HS |
| Minor repair kit | DG-5HS/T |
| Air filter system | Nylon mesh cartridge |
| Starter type | Husqvarna automatic rewind |
| Oil pump | Automatic, adjustable |
| Maximum engine RPM | 12,500 maximum after break-in |
| Idle RPM | 2,500 |
| Ignition timing | Fixed |
| Breaker point setting | None |
| Flywheel/coil air gap | 0.3 mm (0.012 in.) |
| Spark plug type | Bosch WS7F |
| Spark plug gap | 0.5mm (0.020 in.) |
| Crankshaft main bearings | Ball |
| Fuel tank capacity | 25.4 fl. oz. |
| Fuel oil ratio | 40:1 |
| Recommended fuel octane | Regular |
| Mix oil specification | Two-stroke chain saw mix oil, 50:1 with Husqvarna mix oil |
| Chain pitch | 3/8 in. |
| Bar mount pattern | 17 link |
| Shortest guide bar supplied | 40cm (16 in.) |
| Longest guide bar supplied | 71cm (28 in.) |
| Color scheme | Husqvarna Orange |
| Illustrated parts list | Yes |
| Service manual | Yes |
In conclusion, the Husqvarna 66 chainsaw was a powerful and versatile tool designed for professional use. Its anti-vibration handlebar system and inertia-activated chain brake made it safer and more comfortable to use, while its die-cast magnesium construction made it durable and reliable.
Manufactured by Husqvarna Vapenfabriks AB in Sweden, the chainsaw was introduced in 1980 and featured an engine displacement of 66.7cc (4.1 cu. in.) with a maximum horsepower of 4.2 (3.1 kW). With a fuel tank capacity of 25.4 fl. oz. and recommended fuel octane of regular, it required a fuel oil ratio of 40:1 and a two-stroke chain saw mix oil, 50:1 with Husqvarna mix oil.
The chainsaw was available with guide bars ranging from 16 inches to 28 inches in length, and its illustrated parts list and service manual made it easy to repair and maintain. Although it has been discontinued, the Husqvarna 66 chainsaw remains a popular collector saw choice among professionals and enthusiasts alike.
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