S23 PWK Main Jet Kit 120-138

The S23 main jet kit is designed for PWK, OKO, Polini CP, Keihin, Stage6, and similar carburetors. Perfect for fine-tuning your setup to match your engine mods, elevation, and riding style. These precision-machined jets make tuning consistent and reliable.

Range: 120–138

Fitment: Compatible with most 2-stroke scooters running PWK, OKO, Keihin, Polini CP, or Stage6-style carbs.