Description
Main Jet #116 for SI Carburetors in Scooters and Mopeds
The Main Jet #116 is designed for SI carburetors commonly found in scooters and mopeds. This precision-engineered component regulates fuel flow, playing an important role in engine performance. It is one of the scooter carburetors & jets that enthusiasts often adjust for improved operation. With sizes ranging from 82 to 165, this jet is ideal for vintage Vespa models that typically require jets in the 85-116 range.
Function and Adjustment
This jet is located at the base of the main jet stack, allowing for precise fuel delivery to the engine. The larger the jet number, the more fuel it permits to flow through. Riders often experiment with different jet sizes to find the best fit for their specific engine modifications and performance needs. For detailed guidance on jetting, refer to available resources on the topic.
Installation Notes
When replacing the Main Jet, it's important to ensure that the new jet is properly positioned. This part is straightforward to swap out and is a common component that may require adjustment as performance modifications are made to the engine. Regular checks can help maintain fuel efficiency and engine response.
Specifications
- Size: 116
- Position: Main jet stack
- Fits: SI carburetors
Fitment
This jet is suitable for various scooter and moped models equipped with SI carburetors. It is particularly relevant for vintage Vespa scooters.
- Vespa PX
- Vespa P
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
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