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Start ShoppingMIKUNI FHS42/012 Carburetor Air Filter - 42mm Round Foam Filter for Mikuni BS42/TM42
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Description
Upgrade your Mikuni carburetor's airflow efficiency with this high-performance foam air filter. Engineered for precision fit and maximum airflow, this 42mm filter ensures optimal combustion while protecting your engine from contaminants.
Key Features
- 42mm Diameter Foam Filter: Perfectly sized for Mikuni BS42 and TM42 carburetors to maintain proper air-fuel ratios.
- Chrome End Caps: Durable, corrosion-resistant construction for long-lasting performance in harsh environments.
- Round Foam Element Design: Ensures even airflow distribution and easy installation without compromising filtration efficiency.
- Compatibility: Specifically designed for Mikuni BS42 and TM42 carburetor models for a seamless fit.
Why Choose This Product
Whether you're modifying a classic motorcycle or optimizing a modern powersport engine, this air filter delivers reliable performance. The foam construction provides excellent airflow while trapping debris, reducing wear on engine components. The chrome end caps offer added durability, making it ideal for off-road and high-performance applications. Its precise fit ensures no air leaks, maintaining engine efficiency and power output. A must-have for riders who demand both performance and reliability from their equipment.
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Upgrade your Mikuni carburetor's airflow efficiency with this high-performance foam air filter. Engineered for precision fit and maximum airflow, this 42mm filter ensures optimal combustion while protecting your engine from contaminants.
Key Features
- 42mm Diameter Foam Filter: Perfectly sized for Mikuni BS42 and TM42 carburetors to maintain proper air-fuel ratios.
- Chrome End Caps: Durable, corrosion-resistant construction for long-lasting performance in harsh environments.
- Round Foam Element Design: Ensures even airflow distribution and easy installation without compromising filtration efficiency.
- Compatibility: Specifically designed for Mikuni BS42 and TM42 carburetor models for a seamless fit.
Why Choose This Product
Whether you're modifying a classic motorcycle or optimizing a modern powersport engine, this air filter delivers reliable performance. The foam construction provides excellent airflow while trapping debris, reducing wear on engine components. The chrome end caps offer added durability, making it ideal for off-road and high-performance applications. Its precise fit ensures no air leaks, maintaining engine efficiency and power output. A must-have for riders who demand both performance and reliability from their equipment.| SKU | GM235BB6FA |
|---|---|
| MPN | FHS42/012 |
| Brand | MIKUNI |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Various Japanese | Models with Mikuni BS42 or TM42 carbs | 2000-2024 |
| Suzuki | Hayabusa GSX1300R | 1999-2007 |
| Kawasaki | ZX-10R | 2004-2024 |
Frequently Asked Questions
Yes, FHS42/012 is the direct OEM replacement for BS42 and compatible TM42 carbs.
Yes, pre-oiled filters are available, but this dry filter requires Mikuni filter oil for proper function.
Yes, FHS42/012 is an authentic Mikuni part number.
Every 10-20 hours of riding or annually, depending on conditions.
Installation Guide
Difficulty
Easy
Est. Time
10 min
Tools Required
- Screwdriver
- Carb cleaner
- Filter oil
Pro Tips
- Clean carburetor thoroughly first. Apply filter oil evenly and let dry before use.
Common Mistakes to Avoid
- Not cleaning carb body before install
- Over-oiling the foam
Comparison vs Stock/OEM
This is the genuine OEM Mikuni filter - identical to factory part
Improvements
- Perfect fit
- OEM filtration quality
Considerations
- None - this is the stock replacement
Durability & Warranty
Expected Lifespan
1-2 years or 10-20 hours riding
Warranty
Mikuni 1-year limited warranty
Maintenance
Clean every 5-10 hours, oil before each use, replace when foam cracks
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