Description
Main Jet #84 for Vespa Small Frame Scooters and Mopeds
This main jet is designed for small frame Vespa scooters equipped with SHA or SHB carburetors as well as PHBG models. It plays a key role in the fuel delivery system by allowing the correct amount of fuel to mix with air for proper engine performance. As one of the scooter carburetors & jets, it is important for achieving correct jetting, which may require some trial and error to get right. Additional guidance on jetting is available in the blog.
Function of the Main Jet
The main jet regulates fuel flow during mid to full throttle conditions. It is important for maintaining the engine's performance and efficiency. If you notice hesitation or poor acceleration, it may be time to evaluate the main jet and consider a replacement.
Installation Considerations
This jet fits into the existing carburetor setup. It is designed to replace the stock jet, ensuring compatibility with the original engine specifications. Proper installation is key for effective tuning and performance improvements.
Specifications
- Size: 84
- Position: Main Jet
- Fits: Vespa small frame scooters with 16mm and 19mm carbs, PHBG carbs
Fitment
This product is compatible with various Vespa small frame models.
- Vespa PK
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
Shop more: Scooter Carburetors & Jets · Scooter Parts
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