2024 Yamaha YZF-R3

- Lightweight, compact, 321 cc, liquid-cooled, DOHC, 8-valve (4-valves/cyl), fuel injected, inline-twin cylinder engine. The engine has been designed to provide solid performance right across the rev range, with very linear throttle response, low vibration & excellent fuel economy. 

- Downdraft style, compact combustion chamber 

- The YZF-R3 uses regular 87 octane gas. 

- Valves are 26 mm (intake) and 22.5 mm (exhaust) in diameter. 

- Valve adjustment interval is every 42,000 km. 

- Automatic cam chain tensioner.