Husqvarna 1981 Models

Husqvarna 1981 250-450CR

Technical Specifications

Engine: Single cylinder 2-stroke
250 CR - 430 CR
Displacement: 245 cc 430 cc
Bore & Stroke: 69.50x64.50 mm 86x74 mm
Compression Ratio: 13.4:1
Transmission: 6-speed gearbox
Clutch: 6-disc light alloy
Chain: 5/8" x1/4"

Fuel
Gas/oil mixture 1:24 (4%)
Tank capacity: 10 lit. (2.7 US gal.)
Carburettor: Mikuni 38 mm
Electrical: Motoplat CDI

Frame:
Chrome moly tubing, heat treated.
Front Fork: Husqvarna telescopic leading axle fork.
Travel: 300 mm (11.8 in)
Rear Suspension:
Heat treated swing arm in needle bearing.
Öhlins shocks.
Travel: 310 mm (12.2 in)

Wheels and Brakes:
Tyres, front: 250 CR: Pirelli 3.50" x 21" Pentacross
430 CR: Trelleborg 3.00" x 21" Deep Grip
rear: 250 CR: Pirelli 4.50" x 17" Pentacross
430 CR: Trelleborg 5.00" x 17" Ten Master
Rims: Light alloy
Brakes: Ø 160 mm (6.3 in)

Dimensions:
Length: 2190 mm (86.2 in)
Height: 1260 mm (49.6 in)
Seat height: 970 mm (38.2 in)
Wheelbase: 1505 mm (59.3 in)
Ground clearance: 345 mm (13.5 in)
Weight: 250 CR: 102 kg (224 lbs)
430 CR: 104 kg (229 lbs)

Features: 250 CR
Completely new engine incorporating primary kickstart. New cylinder with large 8-pedal reeds. New exhaust pipe. Improved front fork damping characteristic. Improved fork seals. New stronger seat bottom. Two finger brake lever. Improved side panel mounting.

430 CR
Redesigned cylinder and exhaust pipe for higher output and broader powerband. Improved kickstart function. New front fork damping. Improved fork seals. New stronger seat bottom. Two finger brake lever. Improved side panel mounting. New Trelleborg tires, Ten Master - rear and Deep Grip - front.

From factory brochure.