1991 ATK 604 MX Specs

motorcycle specs

These are the known mechanical and performance specifications for your 1991 ATK ATK 604 MX.

Basic Specs

Year1991
MakeATK
ModelATK 604 MX
TypeCross / Motocross
Cost

Engine

Displacement562.00 ccm (34.29 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression9.8:1
Bore/Stroke94.0 x 81.0 mm (3.7 x 3.2 inches)
Valves/Cylinder4
FuelingCarburettor. Mikuni TM 38 Flat Slide
IgnitionCDI - Electric Advancing System
ExhaustSupertrapp -Stainless-Steel
LubricationDry Sump System
CoolingAir

Drivetrain

Gearbox5-speed
Final DriveChain
Clutchwet plate
Driveline

Performance

Horespower40.00 HP (29.2 kW)
Torque
Top Speed

Fuel Economy & Polution

Fuel Consumption
Fuel Capacity17.41 litres (4.60 gallons)
Emissions

Chassis

Frame TypeNickel-Plated-Heat-Treated-Chromoly
Rake
Trail
Front SuspensionWP Adjustable USD
Front Travel300 mm (11.8 inches)
Rear SuspensionWP Multi-Adjuster Shock (Linkless)
Rear Travel330 mm (13.0 inches)
Seat
Seat Height950 mm (37.4 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length1,473 mm (58.0 inches)
Total Width860 mm (33.9 inches)
Ground Clearance343 mm (13.5 inches)
Wheelbase1,473 mm (58.0 inches)
Dry Weight122.9 kg (271.0 pounds)
Wet Weight

Wheels & Brakes

Front Tire/Tyre80/100-21
Rear Tire/Tyre120/90-18
Front BrakesSingle disc. 2-piston calipers
Front Brake Diameter24 mm (0.9 inches)
Rear BrakesSingle disc. Disk mounted on front-sprocket . 1 piston caliper
Rear Brake Diameter14 mm (0.6 inches)
Wheels

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