S23 PWK Pilot Jet kit (10)

PWK pilot jet assortment for carburetors made by Koso, Keihin, Stage6, and MotoForce. This kit gives you a full range of sizes to fine-tune your idle and low-speed performance for smoother throttle response and easier tuning.

Includes: Sizes 35, 38, 40, 42, 45, 48, 50, 52, and 55.

Fitment: Designed for PWK-style carburetors from Koso, Keihin, Stage6, MotoForce, and similar brands.