Carburettor replacement part designed to restore accurate idle mixture control for Keihin PWK applications. Peace of mind during roadside tuning and workshop maintenance helps home mechanics and racers stay running. Is BigKing Motorcycle Carburetor Mixture Screw the reliable, easy-to-fit spare worth keeping in the toolkit?
⚡ At a Glance
- • Adjustment Precision: Compatible with Keihin PWK sizes, enabling measured idle mixture changes
- • Best for: DIY mechanics and small workshops needing a dependable replacement adjuster
- • Not ideal for: Carburettors outside the listed Keihin PWK size range or OEM-only restorations
Anodised metal adjuster sold as a direct replacement for Keihin PWK carburettors, covering common 21–34mm sizes. Manufactured to original production specifications with a surface finish intended to reduce oxidation.
Corrosion-resistant longevity – with anodised surface treatment
Anodising creates a protective oxide layer on the metal surface, which reduces the rate of oxidation and improves resistance to wear. The treated finish is intended to limit rust formation during normal use.
Extended service life for the adjuster reduces the chance of seizing, so fewer replacements are needed over time.
Broad Keihin PWK compatibility – thanks to listed 21–34mm fitment range
Manufactured as a universal replacement for Keihin PWK carburettors in sizes 21, 24, 26, 28, 30, 32 and 34mm, matching common fitment requirements. The design aligns with the original production specifications for those variants.
One spare suits many carburettor sizes, simplifying parts management for riders who maintain multiple machines.
Quick roadside swaps and workshop fits – with direct replacement design
Produced according to original specifications so the adjuster can be fitted without machining or modification. Descriptions note straightforward installation and no need for complicated tools.
Rapid installation keeps downtime to a minimum and lets owners perform routine tuning without a full strip-down.
✨ The 4 Key Reasons for BigKing Motorcycle Carburetor Mixture Screw
- High-grade metal construction – Resists wear from repeated tuning, extending part lifespan
- Anodised finish – Protects against oxidation and corrosion in wet conditions
- Multi-size compatibility – Works across Keihin PWK 21–34mm carburettor variants, suitable for many bikes
- Easy installation – Fits as a direct replacement, requiring no specialised tools
📋 Technical Details at a Glance
- Category: Automotive Parts and Accessories
- Compatible models: Keihin PWK carburettor series
- Compatible sizes: 21mm, 24mm, 26mm, 28mm, 30mm, 32mm, 34mm
- Material: High quality metal (unspecified alloy)
- Surface treatment: Anodising
❓ Frequently Asked Questions
Q: Will this fit my Keihin PWK carburettor?
A: Listed as a universal replacement for Keihin PWK carburettors in sizes 21, 24, 26, 28, 30, 32 and 34mm, so compatibility depends on matching one of those sizes.
Q: Is the screw resistant to rust and corrosion?
A: Surface anodising is applied to reduce oxidation and improve wear resistance, making the adjuster less prone to rust under normal conditions.
Q: Do I need special tools to fit it?
A: Descriptions indicate a simple installation process with no complicated tools required, allowing straightforward replacement during routine maintenance.
🏆 Our Verdict
Suitable for home mechanics, small workshops and riders who need a reliable spare adjuster for Keihin PWK carburettors. Anodised metal construction and coverage across common PWK sizes make it a practical choice for routine tuning. A small spare that reduces long-term maintenance and the risk of seized adjusters, delivering clear practical value over time.
