fits model: Rev.

| Brand | MSD IGNITION |
|---|---|
| Manufacturer Part Number | MSD6631 |
| Part Type | CONTROL BOX |
| Package Height | IN |
| Manufacturer Warranty | LIFETIME |
| Quantity | PLEASE CONTACT PARTSTERR TO CONFIRM QUANTITY |
| Universal Fitment | PERFORMANCE |
| Product Weight | LBS |
| Product Notes | KEY PRODUCT ATTRIBUTES INCLUDED BELOW IN OUR LISTING |
The MSD Ignition MSD6631 6631 6-HVC Control Limiter Box HVC is a high-performance ignition control device designed for serious racing enthusiasts and high-performance engine builders. This control limiter box is a crucial component in any high-voltage ignition system, as it helps regulate and limit the voltage output to protect the ignition coil and spark plugs from damage.
The MSD6631 is a 6-HVC (High Voltage Capacitive Discharge) control limiter box, which means it uses a high-voltage capacitor to provide a powerful spark. The box is designed to work with MSD's line of 6AL and 8AL ignition systems, as well as other high-voltage ignition systems.
The MSD6631 is a compact and lightweight unit, measuring only 2.75 inches (7 cm) wide, 1.875 inches (4.76 cm) tall, and 1.875 inches (4.76 cm) deep. It is made of high-quality materials, including an aluminum housing, to ensure durability and longevity. The box is also weather-resistant, making it suitable for use in various environments, including outdoor racing applications.
The MSD6631 features a user-friendly adjustable potentiometer, which allows you to fine-tune the ignition timing to your specific engine and racing conditions. The box also has a built-in voltage limiter, which protects the ignition system from voltage spikes and surges. The limiter can be set to 25, 30, or 35 kV, depending on your specific needs.
The MSD6631 is easy to install and connect to your ignition system. It comes with detailed installation instructions and a wiring harness, which makes the installation process straightforward and hassle-free. The box also includes mounting hardware, which allows you to securely mount it to your engine or chassis.
In summary, the MSD Ignition MSD6631 6631 6-HVC Control Limiter Box HVC is a high-quality, compact, and reliable control limiter box that offers excellent performance and protection for your high-voltage ignition system. It is easy to install, adjust, and maintain, making it an excellent choice for serious racing enthusiasts and high-performance engine builders.
Pros of MSD Ignition MSD6631:1. Advanced Technology: The MSD6631 uses HVC (High Voltage Capacitive Discharge) technology, which provides more reliable and consistent spark timing compared to conventional ignition systems.
2. Adjustable Timing: The control limiter box allows for adjustable timing, giving you the ability to tune your engine for optimal performance.
3. Durable Construction: MSD Ignition products are known for their high-quality construction and durability, ensuring long-lasting use.
4. Wide Compatibility: The MSD6631 is compatible with a wide range of vehicles and engine types.
Cons of MSD Ignition MSD6631:1. Expensive: Compared to other ignition systems, the MSD6631 is quite expensive, which may be a deterrent for some buyers.
2. Complex Installation: Due to its advanced technology and adjustable features, the installation process for the MSD6631 can be complex and may require professional assistance.
3. Limited Warranty: While MSD Ignition products are known for their durability, the MSD6631 only comes with a limited warranty, which may be a concern for some buyers.
Conclusion:If you're looking for a high-performance ignition system with advanced technology, adjustable timing, and wide compatibility, the MSD Ignition MSD6631 is worth considering. However, its high cost and complex installation process may be a turnoff for some buyers. Ultimately, the decision to purchase the MSD6631 should be based on your specific needs and budget.
Recommendation:If you have the budget and are comfortable with a complex installation, the MSD Ignition MSD6631 is a great choice for enhancing your engine's performance. If you're looking for a more affordable option, there are other high-quality ignition systems available that may better suit your needs. It's important to do your research and consider your specific requirements before making a purchase.
Must be used with hvc coil pn 8250. Msd 6631 hvc Ignition box with Rev limiter, used but tests good. Clear epoxy potting compound for vibration protection and clear base plate easy tech inspection. Comes with 3000 and 6000 rpm chips.
150 kilojoules per spark up to 15,000 rpm. Features: includes built-in fast Rev limiter. Accepts breaker points, amplifier and magnetic pickup trigger inputs. Built-in Reverse polarity protection circuit.
