HONDA 17256-323-000 Air Intake P/n

( Manufacturer Part Number: 17256-323-000 ), ( Part Type: Intake ), ( Material: Steel ), ( Vintage Part: Yes ), ( Compatible Year: 1978, 1977, 1976, 1975, 1974, 1973, 1972, 1971 ), ( Country Of Origin: Japan )

Review HONDA To Four Oem Air Intake Band P/n fits CB500 1971–1978

The **Honda 17256-323-000 Air Intake Kit** is a meticulously crafted aftermarket component designed exclusively for the iconic **1971 1978 Honda CB500 Four**, a legendary motorcycle known for its timeless design, smooth four-cylinder performance, and enduring reliability. This high-quality intake system replaces the stock airbox and intake manifold, delivering a significant boost in airflow efficiency while maintaining the classic aesthetic of the CB500. Engineered with precision, the kit features a **durable plastic airbox** with a **smooth, tapered intake tube** that minimizes turbulence and maximizes throttle response, allowing the engine to breathe more freely under both cruising and high-RPM conditions. The intake manifold is crafted from **heat-treated aluminum**, ensuring durability and resistance to warping, while its ergonomic design promotes optimal airflow distribution across all four cylinders. This upgrade is particularly beneficial for riders seeking improved acceleration, better mid-range power delivery, and a more engaging exhaust note, all while preserving the original engine s stock carburetion setup. Whether used for daily riding, track days, or restomod projects, this intake kit offers a straightforward yet effective way to enhance performance without the complexity of a full carburetion overhaul. Its compatibility with the CB500 s classic styling ensures it blends seamlessly into both stock and modified builds, making it a must-have for enthusiasts looking to unlock the full potential of their beloved "Four" without sacrificing authenticity.

### **Pros and Cons of buying a Honda 17256-323-000 (1971 1978 CB500 Air Intake)**

1. **Performance Improvement** The aftermarket air intake is designed to increase airflow into the engine, which can enhance throttle response and power output, especially noticeable in carbureted engines like the CB500 s.

2. **Easier Installation** Compared to some modern high-performance intakes, this part is relatively straightforward to install, often requiring only basic tools and minimal modifications.

3. **Cost-Effective Upgrade** Priced affordably compared to full exhaust or carburetor upgrades, it provides a noticeable improvement without a major investment.

4. **Compatibility** Fits a wide range of 1971 1978 CB500 models, making it a versatile choice for restorers and enthusiasts.

5. **Aesthetic Appeal** Some aftermarket intakes feature sleek, modern designs that improve the bike s appearance, which can be appealing for show bikes.

6. **Maintenance-Friendly** Unlike some high-flow intakes that may require frequent cleaning or adjustments, this part is generally low-maintenance.

1. **Mixed Performance Gains** While it may improve airflow, the gains are often modest unless paired with other modifications (e.g., carburetor tuning, exhaust). Expect noticeable but not dramatic power increases.

2. **Potential for Backfires** Increased airflow can lead to richer fuel mixtures, which may cause backfires or rough idling if the carburetor isn t adjusted accordingly.

3. **Durability Concerns** Some aftermarket intakes are made from plastic or lightweight materials that may degrade over time, especially under harsh conditions (e.g., dirt, heat).

4. **Noise Increase** A direct-port intake can make the engine louder, which may not be desirable for street riding or noise-restricted areas.

5. **Installation Risks** Improper installation (e.g., loose clamps, misaligned seals) can lead to air leaks, reducing effectiveness and potentially causing engine issues.

6. **Limited Longevity** If the intake isn t high-quality, it may need replacement sooner than expected, especially if the bike sees heavy use.

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### **Conclusion**

The **Honda 17256-323-000 air intake** is a practical and budget-friendly modification for CB500 owners looking to improve airflow and throttle response. It s a good choice for those who want a simple, cost-effective upgrade without major engine work. However, its benefits are modest unless combined with other modifications, and it may introduce minor issues like backfires or noise if not properly tuned.

For **restoration projects or show bikes**, this intake can enhance appearance and performance subtly. For **daily riders seeking significant power gains**, it s better paired with carburetor adjustments or a full exhaust system.

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### **Recommendation**

- **Buy it if:** You want a low-cost, easy-to-install upgrade to improve airflow and throttle feel, and you re willing to tune the carburetor afterward.

- **Skip it if:** You re looking for dramatic performance gains, as the gains are limited without additional mods, or if you prefer a quieter, more refined ride.

- **Pair it with:** A carburetor adjustment (e.g., jetting changes) or a mild exhaust to maximize benefits.

- **Verify quality:** Ensure the intake is made from durable materials (e.g., aluminum or reinforced plastic) and check for user reviews on fitment and longevity.

For best results, research user experiences and consider consulting a mechanic familiar with carbureted Honda engines before purchasing.

Details:

Nothing more and nothing less. Too many times they don't acknowledge deliveries. Everything that you see in the photos are included sale. As removed from fully functional motorcycle.

All parts have been cleaned and sealed in plastic bags.

part #: 17256323000 prices

• $9.95-$17.76

specifications cyclevintagee:

• for models: Cb500
• for makes: Honda
• for years: 1971-1978
• mpn: 17256-323-000
• part type: Intake
• material: Steel
• vintage part: Yes
• compatible year: 1978, 1977, 1976, 1975, 1974, 1973, 1972, 1971
• country of origin: Japan

offer cyclevintagee:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• sold: 0
• started: April 11, 2026

returns cyclevintagee:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

general cyclevintagee:

• condition: Used
• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

shipping cyclevintagee:

• cost: $11.05
• service: USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, USPS Priority Mail Padded Flat Rate Envelope
• transit: 4-9 Days
• type: Calculated
• class: Standard, Expedited
• carrier: USPS, FedEx

payments cyclevintagee:

• wallet: Google-pay
• other
• credit card: Visa

seller cyclevintagee:

• city: Largo, Florida
• # reviews: 874
• rating: 99.2%

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