
CZ 400 MX Type 981
Key specifications
Overview
Introducing the 1974 CZ 400 MX Type 981, a formidable contender in the cross-motocross category that perfectly embodies the spirit of off-road racing. Built by the renowned Czech manufacturer CZ, this motorcycle was designed for serious enthusiasts who crave performance and durability on rugged terrains. Priced at an accessible US$ 1200 (depending on country and additional factors), the 400 MX Type 981 offers riders an authentic experience at an affordable entry point into the world of motocross. At the heart of the 400 MX Type 981 lies a robust single-cylinder, two-stroke engine with a displacement of 400.00 ccm, delivering a potent 42 HP at 6800 RPM. This power translates into exhilarating acceleration and a top speed of 80.5 km/h (50.0 mph), making it a thrilling ride on both tracks and trails. The engine features a 10.5:1 compression ratio and is fed by a Jikov carburettor, ensuring optimal fuel delivery for spirited rides. With a four-speed gearbox and a chain final drive, the 400 MX Type 981 provides riders with a seamless powerband, capable of tackling a variety of terrains with ease. When it comes to handling and comfort, the 1974 CZ 400 MX Type 981 is equipped with a tubular steel frame that offers both strength and agility. The oil-filled front suspension boasts 170 mm of travel, ensuring that the bike can absorb the bumps of off-road riding, while the rear suspension provides an additional 90 mm of travel for a balanced ride. The drum brakes, with their expanding design, offer reliable stopping power, although they may not match the performance of modern disc systems. With a seat height of 836 mm and a ground clearance of 236 mm, the bike is accessible for a variety of riders, making it an excellent choice for both newcomers and seasoned motocross veterans. **
Pros
- Strong Performance: The single-cylinder, two-stroke engine delivers impressive power and acceleration, ideal for off-road conditions.
- Durable Construction: The tubular steel frame and robust suspension system provide excellent durability and handling on rugged terrains.
- Affordability: With a price point around US$ 1200, it offers a great entry into the motocross world without breaking the bank.
Cons
- Old-School Braking: The drum brakes, while reliable, may not offer the stopping power and responsiveness of modern disc systems.
- Limited Suspension Travel: Compared to contemporary models, the suspension travel may feel less plush on demanding terrains.
- Kick Start Only: The absence of an electric starter can be inconvenient, particularly in challenging conditions or for less experienced riders.
Technical details
Source specification data
- Make
- CZ
- Model
- 400 MX Type 981
- Price
- S
- $ 1200.
- Prices
- depend on country, taxes, accessories, etc.
- Category
- Cross-motocross
- Light
- None
- Starter
- Kick
- Electrical
- 6v
- Instruments
- None
- Color Options
- Blue and white
- Power
- 42.00 HP (30.7 kW)) @ 6800 RPM
- Gearbox
- 4-speed
- Ignition
- by flywheel 6v
- Top Speed
- 80.5 km/h (50.0 mph)
- Engine Type
- 400 cc
- Fuel System
- Carburettor. Jikov 2932 2760
- Bore X Stroke
- 82.0 x 72.0 mm (3.2 x 2.8 inches)
- Compression
- 10.5:1
- Displacement
- 400.00 ccm (24.41 cubic inches)
- Cooling System
- Air
- Engine Details
- Single cylinder, two-stroke
- Exhaust System
- Single expansion chamber
- Valves Per Cylinder
- 2
- Transmission Type Final Drive
- Chain
- Dry Weight
- 106.0 kg (233.7 pounds)
- Seat Height
- 836 mm (32.9 inches) If adjustable, lowest setting.
- Fuel Capacity
- 8.00 litres (2.11 gallons)
- Overall Width
- 860 mm (33.9 inches)
- Overall Height
- 1,130 mm (44.5 inches)
- Overall Length
- 2,050 mm (80.7 inches)
- Ground Clearance
- 236 mm (9.3 inches)
- Power Weight Ratio
- 0.3962 HP/kg
- Seat
- Vinyl
- Wheels
- Spoked
- Frame Type
- Tubular steel
- Rear Brakes
- Expanding
- brake (drum brake).
- Drum
- brake
- Front Brakes
- Expanding
- brake (drum brake).
- Internal
- expanding
- Rear Suspension
- Mp 22x90
- Front Suspension
- Oil filled 170mm gravelly
- Rear Wheel Travel
- 90 mm (3.5 inches)
- Front Wheel Travel
- 170 mm (6.7 inches)
- Rear Brakes Diameter
- 7 mm (0.3 inches)
- Front Brakes Diameter
- 7 mm (0.3 inches)