Hex Main Jets

Sudco Hex Main Jets Keihin 13-series hex main jets from Sudco — precision fuel metering for PJ, PWK, PD, and PE carburetors. Machined to exacting tolerances, these hex jets deliver consistent flow and reliable performance for street, race, and restoration applications. Compatibility: Fits Keihin PJ, PWK, PD, and PE carburetors Construction: Durable brass with hex head for easy installation and accurate torque Precision: Manufactured to tight size tolerances for repeatable fuel delivery Use cases: Tuning, rebuilds, performance upgrades, and replacement during routine maintenance Available in a range of sizes to fine-tune air/fuel mixture. Quick-change hex design simplifies swapping jets trackside or in the shop. Choose Sudco Hex Main Jets for dependable carburetor tuning and smoother engine response.