1978 Yamaha XS 750 E specifications

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

Technical specifications

Displacement	747.0 ccm (45.58 cubic inches)
Engine type	In-line three, four-stroke
Power	74.0 HP (54.0 kW )) @ 8400 RPM
Compression	9.2:1
Bore x stroke	68.0 x 68.6 mm (2.7 x 2.7 inches)
Valves per cylinder	2
Fuel control	Double Overhead Cams/Twin Cam (DOHC)
Cooling system	Air
Gearbox	5-speed
Transmission type	Shaft drive (cardan) (final drive)
Front brakes	Dual disc
Rear brakes	Single disc
Front tyre	3.25-19
Rear tyre	4.00-18
Weight incl. oil, gas, etc	257.0 kg (566.6 pounds)
Fuel capacity	18.00 litres (4.76 US gallons)
Top speed	198.0 km/h (123.0 mph)

Source: Bikez: XS 750 E, 1978. Retrieved 2026-09-19. Match confidence: exact.

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