Prima’s 10-piece Dellorto 6mm main jet kit covers sizes 80 through 125, purpose-built for 17.5mm carburetors on Yamaha 2T Zuma 50cc scooters and any 50cc bike running 6mm Dellorto-style main jets. Whether you’re tuning for a new exhaust, air filter, cylinder kit, elevation change, or seasonal temperature swing, this kit gives you the full range of jets to dial in your air/fuel mixture without multiple orders.
Key Features
10-piece brass main jet set — sizes 80, 85, 90, 95, 100, 105, 110, 115, 120, 125
6mm Dellorto-style main jets — direct fit for 17.5mm carburetors
Organized storage case included — jets labeled by size for easy identification
Made in Taiwan — Prima OEM-quality construction
Covers the full jetting range for stock and mildly modified 50cc 2-stroke engines
