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For those who want more, there is no way around the MALOSSI V4 cylinder head. The enlarged and gas-flowed inlet and outlet valve channels help flood your cylinder with a fresh fuel/air mix and ensure a fully fuel-charged combustion chamber. When combined
Aluminium / 74-75.5mm bore / four-stroke / LC
Aluminium cylinder with a nicasil lined bore, 269cc for the Quasar 250 motors (60mm stroke, 15mm diameter gudgeon pin), 282cc for the Quasar 300 motors (60mm stroke, 16mm diameter gudgeon pin), 1:12.5 compression ratio, original exhaust and carb compatible, lightweight forged aluminium piston with a high silicium proportion for added durability including two low-friction rings and an oil-scraper ring, optimised gas-flow properties and improved fuel economy.