Main Jet for Keihin Carburetor Size 175

The Prox main jet for Keihin carburetor size 175 is a precision main jet, designed for engines that use Keihin carburetors. Perfect for professionals and enthusiastic mechanics who want to maintain reliable fuel delivery and consistent tuning.

• Type: Main jet for Keihin carburetors
• Size: 175 — specific size for accurate air-fuel ratio
• Material: Brass – durable, corrosion-resistant parts that last a long time
• Shape and construction: Brass-colored, with a hexagonal section for easy installation and precise alignment
• Threading: Standardized threading on the rear for quick replacement
• Compatibility: Suitable for older and modern Keihin carburetor models that accept size 175
• MPN: JU-45.175 — clear reference for inventory and replacement

With this Prox main jet, you’ll get a reliable replacement that directly contributes to an optimal air-fuel ratio. The precision-machined design ensures consistent fuel metering, resulting in better engine response, more stable fuel consumption, and less frequent retuning when driving conditions change. Ideal for routine maintenance, tuning work, and replacement during Keihin carburetor service visits.