HONDA 30500-459-750 Ignition Coil

( Manufacturer Part Number: 30500-459-750 ), ( Part Type: Ignition Coil ), ( Country Of Origin: Japan )

Review HONDA Ct Oem Ignition Coil Assembly fits TRAIL CT110 110 1984

The **Honda 30500-459-750 CT110 Trail 1984 Ignition Coil** is a meticulously engineered component designed to deliver reliable and high-performance spark generation for Honda s iconic 110cc trail-bike engine, specifically the CT110 model produced in 1984. This coil is a critical part of the bike s ignition system, responsible for converting the low-voltage electrical current from the ignition switch and stator into the high-voltage pulse necessary to ignite the air-fuel mixture in the combustion chamber. Crafted with precision and built to Honda s exacting standards, this coil features a robust, insulated primary winding wrapped around a high-quality iron core, which amplifies the magnetic field when energized by the ignition circuit. The secondary winding, composed of thousands of fine-gauge copper turns, efficiently transforms this magnetic energy into the high-voltage spark typically ranging between 15,000 to 25,000 volts required for optimal combustion. The coil s compact yet durable design ensures it fits seamlessly into the engine bay of the CT110 Trail, maintaining alignment with the original equipment manufacturer (OEM) specifications. Constructed with heat-resistant materials and a protective casing, it is designed to withstand the demanding conditions of off-road riding, including exposure to dust, moisture, and temperature fluctuations. Over the years, this coil has earned a reputation for its dependability, contributing to the smooth and consistent performance of the CT110 Trail s single-cylinder, air-cooled engine. Whether used in a restored classic or a meticulously maintained vintage bike, this ignition coil ensures that the trail bike s engine fires with precision, delivering the power and responsiveness expected from Honda s legendary engineering. For enthusiasts seeking to preserve the authenticity of their 1984 CT110 Trail or restore it to peak condition, this coil is an essential, hard-to-find part that bridges the gap between vintage reliability and modern performance demands.

### **Pros and Cons of buying a Honda CT110 Ignition Coil (Part #30500-459-750, 1984 Model)**

1. **Compatibility** This ignition coil is designed specifically for the **1984 Honda CT110 Trail**, ensuring a proper fit and reliable performance when installed correctly.

2. **Reliability** Honda components, even older ones, are generally built to last, and this coil is no exception if it is in good condition.

3. **Ease of Replacement** Replacing an ignition coil on a CT110 is a straightforward task for most mechanics or experienced riders, requiring only basic tools.

4. **Cost-Effective** Compared to buying a new or remanufactured coil, this used part can be significantly cheaper, making it a budget-friendly option for restoring or maintaining an older bike.

5. **Availability** Since it s a common Honda part, finding a replacement (even used) should not be difficult, especially if you have access to motorcycle parts dealers or online marketplaces.

1. **Age and Wear** Being from **1984**, the coil may show signs of wear, such as corrosion, cracked insulation, or internal degradation, which could lead to misfires or failure over time.

2. **Unknown Service History** Without prior maintenance records, it s impossible to know if the coil was properly stored, cleaned, or serviced. A neglected coil may have internal damage.

3. **Potential for Failure** Older ignition coils can develop internal shorts or leaks, causing erratic spark or complete failure. If the bike has been ridden hard or stored improperly, the coil may already be compromised.

4. **Testing Difficulty** Unlike newer coils, testing an old one for proper voltage output and resistance can be challenging without specialized equipment. A multimeter check is recommended but may not always provide definitive results.

5. **Risk of Contamination** If the coil has been exposed to moisture, oil, or dirt over the years, it may not function correctly, leading to misfires or poor engine performance.

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### **Conclusion**

Buying this **Honda CT110 ignition coil (30500-459-750)** can be a **cost-effective solution** if you are restoring or maintaining a 1984 model and need a replacement part. However, the **risk of hidden wear, lack of service history, and potential failure** means you should **inspect it thoroughly** before purchasing.

If possible, **test the coil for proper resistance (typically around 3-6 ohms for the primary winding and high megohms for the secondary)** and **check for physical damage**. If you lack the tools or expertise to assess it, consider **buying a remanufactured or new coil** from a trusted supplier to ensure reliability.

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### **Recommendation**

- **If you are confident in your ability to inspect and test the coil**, and if it appears to be in good condition, purchasing this used part can save money.

- **If you are unsure about its condition**, prioritize buying a **new or remanufactured coil** to avoid potential engine issues.

- **Always test the coil** (using a multimeter or a spark test) before installation to confirm it will function properly.

- **Consider the overall condition of the bike** if the rest of the engine is worn, replacing the coil alone may not be enough for reliable performance.

For long-term reliability, **a new or high-quality aftermarket coil** (such as those from **NGK, Denso, or a Honda OEM replacement**) is the safest choice, even if slightly more expensive.

Details:

Will combine parts where possible to save on shipping costs. It is an original Honda part from 1984. It has normal wear for its age. Included are the mounting nuts as shown in photos.

Shipping by UPS, or USPS Ground Advantage. This is the OEM ignition coil from a 1984 Honda CT110 Trail. It is in good used condition.

part #: 30500459750 prices

• $49.00-$199.99

specifications transmissioncycleoi:

• for models: Ct110, 110, Trail
• for makes: Honda
• for years: 1984
• mpn: 30500-459-750
• part type: Ignition Coil
• country of origin: Japan

offer transmissioncycleoi:

• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• started: June 7, 2026

payments transmissioncycleoi:

• other
• credit card: Mastercard
• wallet: Paypal

general transmissioncycleoi:

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

shipping transmissioncycleoi:

• cost: $11.90
• transit: 3-6 Days
• type: Fixed
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard

seller transmissioncycleoi:

• rating: 100.0%
• # reviews: 3756
• city: Sandy, Utah

returns transmissioncycleoi:

• policy: No Returns

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