Motorcycle carburetor idle speed adjustment screw, carburetor mixture screw, red, compatible with Keihin PWK

Precise adjustment screw: Fine-tunes the air-fuel mixture and idle speed for optimal engine performance. Compatibility: Compatible with Keihin PWK carburetor specifications for smooth tuning. Superior construction: Durable construction resists wear and corrosion under high-heat conditions. Easy to install: The user-friendly design allows you to adjust the mixture and idle without special tools. Improves engine response: Helps achieve better throttle response, fuel efficiency, and a smoother idle.