K-L SUPPLY 11-4659 Manifold Boots Nos 91-94CBR600F2 95-96CBR600F3

( Brand: K-l Supply ), ( Manufacturer Part Number: 11-4659 ), ( Part Type: Manifold Boot ), ( Oe/oem Part Number: 16211-mv9-670 16211-mal-600 ), ( Universal Fitment: Yes ), ( Vintage Part: No )

Review K L SUPPLY Honda Manifold Boots New Nos

The **Honda Manifold Boots (Part Numbers 11-4659 for 91-94 CBR600F2 and 95-96 CBR600F3)** are essential high-performance intake and exhaust manifold components designed to ensure optimal airflow and reliability in your classic Honda CBR600F models. Crafted from durable, heat-resistant materials, these boots serve as a critical interface between the engine s intake and exhaust systems, sealing the connection between the manifold and the throttle body or exhaust headers while preventing vacuum leaks, oil contamination, and excessive heat transfer. Engineered to fit precisely within the tight confines of the CBR600F s engine bay, these boots feature a reinforced rubber compound reinforced with high-strength fabric layers, ensuring long-lasting durability even under the demanding conditions of high-performance riding or aggressive throttle applications. The snug, interference-fit design minimizes the risk of shifting or loosening over time, while the smooth, tapered interior reduces turbulence and maximizes airflow efficiency, contributing to better throttle response and overall engine performance. Whether you're restoring a vintage CBR600F to factory specifications or upgrading an existing build for enhanced reliability, these OEM-quality manifold boots provide a perfect balance of functionality and precision engineering, ensuring a secure seal that maintains peak engine efficiency and longevity. Perfect for both stock and modified applications, these boots are a straightforward yet crucial component for any enthusiast looking to preserve the integrity of their Honda s intake and exhaust systems.

### Pros and Cons of Buying OEM Honda Manifold Boots (Part Number 11-4659) for 91-94 CBR600F2 and 95-96 CBR600F3 (NOS)

1. **Original Equipment Quality** These boots are manufactured by Honda, ensuring they meet the same high standards as parts used in production. The materials and construction are optimized for durability and performance, which can be critical for maintaining engine efficiency and longevity.

2. **Perfect Fit and Compatibility** As OEM parts, they are designed specifically for the 91-94 CBR600F2 and 95-96 CBR600F3 models. This eliminates the risk of sizing issues or improper sealing that can occur with aftermarket alternatives, which may require modifications or additional gaskets.

3. **Reliability and Longevity** Honda s manufacturing processes are well-tested over decades, reducing the likelihood of premature failure. NOS (New Old Stock) parts are often in excellent condition, having been stored properly and unused since production, which can extend their lifespan compared to used or poorly stored aftermarket parts.

4. **Sealing Integrity** The boots play a crucial role in maintaining vacuum and exhaust flow within the engine s intake and exhaust systems. OEM boots are designed to seal properly, preventing leaks that could lead to performance loss, increased emissions, or engine damage over time.

5. **Ease of Installation** Since these are genuine parts, they are straightforward to install, especially if you have experience with basic mechanical work. No additional adapters or modifications are typically required, saving time and potential frustration.

6. **Resale Value** If you ever decide to sell your bike, having OEM parts like these can be a selling point, as they reassure buyers of the bike s authenticity and condition.

7. **Compatibility with Tuning** While not directly related to performance, OEM boots are a solid foundation for any modifications you might consider later. Aftermarket boots may not always integrate as smoothly with stock or tuned engines.

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1. **Cost** OEM parts, especially NOS, are generally more expensive than aftermarket alternatives. The price reflects the brand reputation, quality, and the fact that they are new but previously unused. For budget-conscious buyers, this can be a significant drawback.

2. **Limited Availability** NOS parts may not always be in stock, depending on the seller or region. This can lead to delays or the need to purchase from secondary markets, where authenticity or condition might be harder to verify.

3. **Overkill for Some Owners** If you are not planning to restore or maintain the bike at a high level, the expense of OEM boots may not be justified. For casual riders or those with heavily modified bikes, aftermarket boots that offer similar functionality at a lower cost might suffice.

4. **Potential for Counterfeit NOS Parts** The NOS market can be flooded with fakes or reconditioned parts sold as new. It s crucial to purchase from reputable sellers with verifiable histories to ensure you re getting a genuine, unused part.

5. **No Performance Advantage Over Quality Aftermarket** Unless you are restoring the bike to factory specifications or prioritizing authenticity, aftermarket boots from reputable manufacturers (e.g., Speedhawk, Honda Performance Parts, or other trusted brands) can offer comparable performance at a lower cost.

6. **Storage and Handling Risks** Even NOS parts can degrade if not stored properly (e.g., exposure to moisture, heat, or UV light). While rare, this is a possibility if the part has been mishandled before purchase.

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Buying OEM Honda manifold boots (11-4659) for your 91-94 CBR600F2 or 95-96 CBR600F3 is a strong choice if you value authenticity, reliability, and a perfect fit. They are ideal for restorations, high-mileage bikes where original parts are preferred, or if you want to ensure long-term compatibility with the engine s systems. However, the higher cost and potential availability issues may not justify the purchase for casual riders or those on a tight budget.

If you are restoring the bike to stock condition or prioritize the highest quality for critical components, the OEM boots are worth the investment. For most other scenarios, carefully selected aftermarket alternatives can offer similar benefits without the premium price.

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- You are restoring the bike to original specifications.

- You prioritize long-term reliability and a perfect fit.

- You are willing to pay for genuine Honda quality and NOS condition.

- You plan to keep the bike for an extended period and want to avoid potential issues with aftermarket parts.

- You are on a budget and can find high-quality aftermarket boots (e.g., from Speedhawk or other trusted brands) that meet your needs.

- You are not restoring the bike and are okay with parts that may not be identical to OEM but are still durable and functional.

- You can verify the authenticity of NOS parts through reputable sellers (e.g., eBay with verified feedback, specialty motorcycle parts stores, or Honda dealerships).

- If purchasing OEM NOS, look for sellers with a strong reputation (e.g., eBay with top-rated feedback, Honda parts specialists, or trusted online marketplaces like Cycle World or Motorcycle Classics).

- For aftermarket options, check brands like Speedhawk, Honda Performance Parts, or other manufacturers known for compatibility with your model.

Ultimately, weigh your priorities whether it s authenticity, cost, or convenience to make the best decision for your bike and budget.

Details:

K l Supply has been distributing high quality replacement parts since 1968. These boots are new old stock NOS and come with the original manufacturer part number 11-4659. Package has been sitting on a shelf. The Honda Manifold Boots by K L Supply are designed to fit the 91-94 CBR600F2 and 95-96 CBR600F3 model's.

Made for Honda motorcycles, these universal fitment manifold boots are a reliable and high-quality replacement part your vehicle.

part #: 114659 prices

• $42.53-$51.95

specifications intakefuelmotorcycle:

• for makes: Honda
• brand: K-l Supply
• mpn: 11-4659
• part type: Manifold Boot
• oe/oem part number: 16211-mv9-670 16211-mal-600
• universal fitment: Yes
• vintage part: No

offer intakefuelmotorcycle:

• quantity: 1
• sold: 0
• started: February 21, 2026
• availability: In Stock
• options: Ship-to-home

shipping intakefuelmotorcycle:

• service: USPS Ground Advantage
• class: Standard
• type: Fixed
• transit: 5-11 Days
• carrier: USPS
• cost: $7.00

payments intakefuelmotorcycle:

• other
• credit card: Visa
• wallet: Paypal

seller intakefuelmotorcycle:

• city: Lebanon, Indiana
• rating: 100.0%
• # reviews: 712

general intakefuelmotorcycle:

• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery
• condition: New other see details

returns intakefuelmotorcycle:

• policy: No Returns

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