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Start ShoppingK&L 11-4200 Carburetor Boot - Durable Rubber Intake Boot for Engine Performance
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Description
Upgrade your engine's air intake system with the K&L 11-4200 Carburetor Boot. This premium rubber boot ensures a secure, leak-free connection between your carburetor and intake manifold, delivering consistent airflow for enhanced power and efficiency in powersports vehicles.
Key Features
- Durable Rubber Construction: Resists cracking, aging, and fuel/air exposure for long-lasting performance.
- Sealed Connection Design: Prevents air leaks and maintains proper vacuum for optimal engine operation.
- Precision-Fit Compatibility: Engineered for K&L carburetors to ensure a perfect seal and easy installation.
- Direct Replacement Part: Matches OEM specifications for hassle-free integration with existing systems.
Why Choose This Product
Whether you're tuning a classic motorcycle or optimizing a modern powersports engine, this boot delivers reliable performance in demanding conditions. Its reinforced rubber material withstands extreme temperatures and vibrations, while its seamless design minimizes maintenance needs. Riders benefit from improved throttle response, smoother idle, and reduced risk of engine misfires—making it an essential upgrade for performance enthusiasts and mechanics alike.
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Upgrade your engine's air intake system with the K&L 11-4200 Carburetor Boot. This premium rubber boot ensures a secure, leak-free connection between your carburetor and intake manifold, delivering consistent airflow for enhanced power and efficiency in powersports vehicles.
Key Features
- Durable Rubber Construction: Resists cracking, aging, and fuel/air exposure for long-lasting performance.
- Sealed Connection Design: Prevents air leaks and maintains proper vacuum for optimal engine operation.
- Precision-Fit Compatibility: Engineered for K&L carburetors to ensure a perfect seal and easy installation.
- Direct Replacement Part: Matches OEM specifications for hassle-free integration with existing systems.
Why Choose This Product
Whether you're tuning a classic motorcycle or optimizing a modern powersports engine, this boot delivers reliable performance in demanding conditions. Its reinforced rubber material withstands extreme temperatures and vibrations, while its seamless design minimizes maintenance needs. Riders benefit from improved throttle response, smoother idle, and reduced risk of engine misfires—making it an essential upgrade for performance enthusiasts and mechanics alike.| SKU | GMF61A1EA6 |
|---|---|
| MPN | 11-4200 |
| Brand | K&L |
| Category | Intake/Carb/Fuel System |
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Frequently Asked Questions
Signs include visible cracks, hardening/brittleness of the rubber, vacuum leaks causing rough idle or poor performance, and fuel leaks around the connection point.
The K&L 11-4200 is designed as a replacement boot, but you should verify it fits your specific carburetor and intake manifold connection. Check the diameter and connection type before purchasing.
It's recommended to replace hose clamps when installing a new boot, as old clamps may be corroded or damaged and won't provide a proper seal.
Age, heat exposure, UV damage, fuel contact, and vibration all cause rubber boots to crack and deteriorate over time, especially on older vehicles.
Yes - a cracked or loose boot creates vacuum leaks, which can cause rough idle, hesitation, poor fuel economy, and difficulty starting.
Installation Guide
Difficulty
Easy
Est. Time
15 min
Tools Required
- Socket set or wrench set
- Hose clamps (may need replacement)
- Screwdriver (Phillips or flat head depending on clamp type)
Pro Tips
- Inspect the boot for cracks or deterioration before installation
- Clean carburetor and manifold connection points thoroughly
- Use new hose clamps if the old ones are corroded or damaged
- Ensure a tight seal to prevent vacuum leaks that affect engine performance
Common Mistakes to Avoid
- Over-tightening hose clamps, which can crack the rubber boot
- Not cleaning the mating surfaces before installation
- Installing with cracks or damage already present
Durability & Warranty
Expected Lifespan
5-15 years depending on storage conditions and use
Warranty
Typically covered under K&L Supply's standard warranty (verify with retailer)
Maintenance
Inspect periodically for cracks; replace if damaged
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