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1976 Yamaha RD 400 C specifications

Available technical data for this model and year. Specifications can vary by market and version.

Technical specifications

Displacement399.0 ccm (24.35 cubic inches)
Engine typeTwin, two-stroke
Power43.0 HP (31.4 kW )) @ 7100 RPM
Compression6.2:1
Bore x stroke64.0 x 62.0 mm (2.5 x 2.4 inches)
Fuel controlMembrane
Cooling systemAir
Gearbox6-speed
Transmission typeChain (final drive)
Front brakesSingle disc
Rear brakesSingle disc
Front tyre3.00-18
Rear tyre3.50-18
Weight incl. oil, gas, etc177.0 kg (390.2 pounds)
Fuel capacity16.50 litres (4.36 US gallons)
Top speed141.0 km/h (87.6 mph)

Source: Bikez: RD 400 C, 1976. Retrieved 2026-09-19. Match confidence: exact.

Years listed are the entries held in this archive, rather than a complete production history.

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