Main Jet for Keihin Carburetor Size 180

The Prox size 180 main jet is a precision main jet for Keihin carburetors, ideal for motorcyclists looking to refine their fuel mixture and seek reliable performance.

• Size: 180
• Compatibility: specially designed as a replacement main jet for Keihin carburetors, size 180
• Material: brass (copper alloy) for durability and corrosion resistance
• Precision: accurately drilled orifice for consistent, reliable fuel delivery
• Installation: simple to swap, plug-and-play with no carburetor modifications needed

With this main jet, your carburetor will deliver stable fuel flow across the entire acceleration and rev range. The size 180 is ideal for specific tuning setups under varying loads and different riding conditions, allowing your engine to respond more smoothly, exhibit less under- or over-fueling, and have more consistent idle behavior. Perfect for maintenance, overhaul, or fine-tuning of Keihin carburetors in both 2-stroke and 4-stroke engines, so your engine performs exactly how you want it to.