Maico 490 Alpha 1 SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
Maico 490 Alpha 1

Year:
1982

Engine:
Single cylinder, two stroke

Capacity:
488 cc / 29.8 cub in.

Bore x Stroke:
86.5 x 83 mm

Cooling System:
Air cooled

Compression Ratio:
12:1

Lubrication:
Oil in fuel, premix

Fuel/oil ratio:
20:1

Oil Capacity:
0.60 L / 0.63 US quarts

Exhaust:
Upswept with repackable silencer

Fuel System:
Bing, 40 mm carburetor

Ignition :
Motoplat pointless electronic

Spark Plug:
Champion NZ, N84G or NGK B9ES

Starting:
Kick start

Max Power:
32.1 kW / 43.7 hp @ 6500 rpm

Max Torque:
36.5 Nm / 3.7 kgf-m / 26.9 ft/lb @ 6000 rpm

Clutch:
Wet, multi-disc

Transmission  :
5-Speed, constant mesh

Final Drive:
Chain

Gear Ratio:
1st 2.71 / 2nd 1.97 / 3rd 1.50 / 4th 1.20 / 5th 1.00:1

Frame:
Dual down tube, full cradle, chrome-molydenum

Front Suspension:
Leading axle, air/spring fork

Front Wheel Travel:
305 mm / 12 in.

Rear Suspension:
Corte & Cosso reservoir single gas shock adjustable for
damping and preload

Rear Wheel Travel:
320 mm / 12.6 in.

Front Brakes:
Single leading shoe, drum 136 mm

Rear Brakes:
Single leading shoe, drum 160 mm

Wheels:
Akront, aluminium alloy, gold anodized, laced wire spokes

Front Rim :
1.60 x 21 in

Rear Rim :
2.15 x 18 in.

Front Tyre:
3.00 x 21 in., Metzeler, moto cross

Rear Tyre:
4.50 x 18 in., Metzeler, moto cross

Rake:
28.5°

Trail:
126 mm / 4.96 in

Wheelbase :
1510 mm / 59.5 in.

Ground Clearance :
372 mm / 14.6 in.

Seat Height:
960 mm / 37.7 in.

Dry Weight:
108 kg / 237 lbs

Wet Weight:
113 kg / 249 lbs

Fuel Capacity :
9.5 L / 2.5 US gal

Review:
Cycle, April 1982, Pulpmx.com