First Impressions of Sierra International 185472 Hi Performance Ignition Coil
The Sierra International 185472 Hi Performance Ignition Coil promises a significant boost in engine performance and reliability, especially when paired with electronic ignition conversion kits. Sierra International is a well-respected name in marine and automotive parts, and this coil is specifically designed to maximize energy output. It boasts a super-low 0.6 ohm resistance, oil-filled design for better cooling, and compatibility with a range of Sierra International electronic conversion kits.
I was searching for a solution to improve the starting reliability and overall performance of a vintage boat engine. The existing ignition system was showing its age, leading to sluggish starts and inconsistent power delivery. After reading about the benefits of electronic ignition and high-performance coils, the Sierra International 185472 Hi Performance Ignition Coil seemed like a promising upgrade.
Upon unboxing the Sierra International 185472 Hi Performance Ignition Coil, I immediately noticed its robust construction. It felt solid and well-made, with a reassuring weight that suggested quality components inside. The oil-filled design was evident, giving the coil a smooth, almost polished look.
Compared to standard ignition coils, the Sierra International 185472 Hi Performance Ignition Coil stood out due to its lower resistance specification and advertised higher voltage output. I considered other brands like MSD and Accel, but the Sierra International coil seemed like the best fit for my specific application, given its compatibility with other Sierra International components and its focus on reliability in marine environments. Initially, I was optimistic about the potential performance gains, but also slightly apprehensive about the installation process and whether it would truly deliver on its promises.
Real-World Testing: Putting Sierra International 185472 Hi Performance Ignition Coil to the Test
First Use Experience
I installed the Sierra International 185472 Hi Performance Ignition Coil on a classic Chris-Craft boat with a rebuilt inline-six engine. The initial test took place on a calm lake, providing ideal conditions for evaluating the coil’s impact on starting and engine smoothness. The installation was straightforward, requiring only basic tools and a wiring diagram.
The engine fired up almost instantly after the coil was installed, a noticeable improvement over the previous hesitant starts. While idling, the engine seemed smoother and more stable than before. There were no immediate issues or surprises; the Sierra International 185472 Hi Performance Ignition Coil appeared to be performing exactly as advertised.
Extended Use & Reliability
After several months of use, the Sierra International 185472 Hi Performance Ignition Coil has proven to be a reliable and worthwhile upgrade. The boat has seen consistent use in various weather conditions, including hot summer days and cool autumn evenings. The coil has shown no signs of degradation or performance loss.
The durability of the coil seems excellent; there is no visible wear or damage despite being exposed to the harsh marine environment. Maintenance has been minimal, only requiring occasional visual inspection to ensure the connections are secure and free of corrosion. Compared to the original ignition coil, the Sierra International 185472 Hi Performance Ignition Coil has significantly improved starting reliability and provided a noticeable boost in overall engine performance.
Breaking Down the Features of Sierra International 185472 Hi Performance Ignition Coil
Specifications
The Sierra International 185472 Hi Performance Ignition Coil boasts several key specifications that contribute to its performance.
- Resistance Ohms: 0.6 (oil filled). This low resistance allows for faster coil charging and higher energy output.
- Flame-Thrower Volt Coil: 45,000. This high voltage output ensures a strong spark, even under demanding conditions.
- Cylinder: 4, 6, and 8. This coil is designed to work effectively with a variety of engine configurations.
- Low resistance and improved turn ratios. These features maximize energy transfer and efficiency.
- Fits existing brackets for easy installation. This ensures compatibility with common mounting systems, simplifying the installation process.
These specifications matter because they directly impact the engine’s ability to ignite the air-fuel mixture efficiently. The low resistance and high voltage output result in a hotter spark, which leads to better combustion, increased power, and improved fuel economy. The ability to fit existing brackets makes upgrading simple and easy.
Performance & Functionality
The Sierra International 185472 Hi Performance Ignition Coil excels at delivering a consistent and powerful spark, resulting in improved engine performance. The engine starts quicker, idles smoother, and exhibits better throttle response throughout the RPM range. It definitely meets expectations.
The coil’s main strength lies in its ability to provide a significant performance boost without requiring extensive modifications to the existing ignition system. One potential area for improvement could be clearer documentation regarding optimal spark plug gap settings for various engine types.
Design & Ergonomics
The build quality of the Sierra International 185472 Hi Performance Ignition Coil is impressive, with a robust construction that inspires confidence. The oil-filled design not only aids in cooling but also contributes to the coil’s overall durability. The coil is user-friendly and requires no special tools or expertise for installation.
Durability & Maintenance
Based on my experience, the Sierra International 185472 Hi Performance Ignition Coil appears to be a long-lasting and reliable component. The coil is designed to withstand the harsh conditions of a marine environment. Maintenance is simple, requiring only occasional visual inspections to ensure proper connections and the absence of corrosion.
Accessories and Customization Options
The Sierra International 185472 Hi Performance Ignition Coil is designed to work seamlessly with other Sierra International components, such as their electronic conversion kits and coil lead wires.
The coil is compatible with a wide range of aftermarket spark plugs and ignition wires, allowing for further customization to suit specific engine requirements. You may want to consider using the Sierra International coil lead wire to ensure best connectivity.
Pros and Cons of Sierra International 185472 Hi Performance Ignition Coil
Pros
- Improved Starting Reliability: Engines fire up quicker and more consistently.
- Enhanced Engine Performance: Noticeable increase in throttle response and overall power.
- Easy Installation: Fits existing brackets for straightforward installation.
- Durable Construction: Designed to withstand harsh marine environments.
- Increased Fuel Economy: Improved combustion leads to better fuel efficiency.
Cons
- Limited Documentation: Spark plug gap recommendations could be more comprehensive.
- Price: Slightly more expensive than standard replacement coils.
Who Should Buy Sierra International 185472 Hi Performance Ignition Coil?
The Sierra International 185472 Hi Performance Ignition Coil is perfect for boat owners looking to upgrade their ignition system for improved performance and reliability. It’s also a great choice for those converting to electronic ignition systems and wanting to maximize the benefits. This would be suited for classic car owners wanting to upgrade their engines as well.
This coil might not be necessary for those with newer engines that already have modern, high-performance ignition systems. Those on a very tight budget may also find cheaper alternatives, though they might sacrifice performance and reliability.
Must-have accessories or modifications for this coil include a compatible electronic ignition conversion kit and high-quality spark plug wires.
Conclusion on Sierra International 185472 Hi Performance Ignition Coil
Overall, the Sierra International 185472 Hi Performance Ignition Coil is a worthwhile investment for anyone seeking to improve the performance and reliability of their engine. The price is justified by the noticeable performance gains and the coil’s durable construction.
I would definitely recommend this coil to anyone looking for a simple and effective upgrade to their ignition system. The Sierra International 185472 Hi Performance Ignition Coil delivers on its promises, providing a significant boost in engine performance and reliability.