The MSD 80003-8HO Ignition Control Module is a high-output digital ignition system designed for serious performance enthusiasts and racers. This advanced ignition module delivers powerful, precise spark energy to maximize engine performance across a wide range of applications.

Technical Specifications

• Part Number: 80003-8HO
• Voltage Input: 12-18V DC
• Maximum Output Voltage: Up to 530V
• Maximum Output Current: 135mJ per spark
• RPM Range: Up to 12,000 RPM
• Built-in Rev Limiter: Adjustable, 2-step
• Dimensions: 8.5" L x 5.5" W x 2.2" H (215.9mm x 139.7mm x 55.9mm)
• Weight: 3.5 lbs (1.59 kg)
• Operating Temperature: -20°F to +185°F (-29°C to +85°C)

Key Features

1. High Output Sparks: Delivers up to 530 volts and 135mJ of spark energy per firing.
2. Digital Microprocessor: Ensures precise timing and spark control across the entire RPM range.
3. Multiple Spark Technology: Provides multiple sparks below 3,000 RPM for improved low-end performance and throttle response.
4. Adjustable 2-Step Rev Limiter: Allows for precise RPM control for consistent launches and over-rev protection.
5. LED Diagnostics: Built-in LED indicators for easy troubleshooting and system status monitoring.
6. Capacitive Discharge: Ensures full power output even at high engine speeds.
7. Built-in Timing Control: Allows for timing curves to be programmed without additional hardware.
8. Integrated Coil Driver: Compatible with most inductive ignition coils, including OEM and aftermarket units.

Applications

The MSD 80003-8HO is suitable for a wide range of high-performance applications, including:

• Drag racing
• Circle track racing
• Off-road racing
• Marine engines
• High-performance street cars
• Forced induction applications (supercharged/turbocharged)

Performance Benefits

1. Increased Horsepower: The high-energy output can help unlock additional horsepower, especially at higher RPMs.
2. Improved Throttle Response: Multiple spark technology enhances low-end performance and responsiveness.
3. More Complete Combustion: Higher spark energy helps ensure more complete fuel burn, potentially improving both power and efficiency.
4. Consistent Performance: Digital control ensures precise timing and spark delivery across all operating conditions.
5. Enhanced Tuning Capability: Programmable timing curves allow for fine-tuning to match specific engine requirements.

Installation

The MSD 80003-8HO is designed for versatile installation in various vehicle configurations. It comes with detailed instructions and can typically be installed using basic hand tools. However, professional installation is recommended for optimal performance and to ensure proper integration with existing engine management systems.

Compatibility

• Works with most factory and aftermarket distributors
• Compatible with most inductive ignition coils
• Can be used with both carbureted and fuel-injected engines
• Suitable for 4, 6, and 8-cylinder engines

Additional Features

• Soft-touch RPM rev limiter to reduce stress on engine components
• Automatic coil charging system for consistent spark energy
• Reverse polarity and over-voltage protection
• Vibration-resistant housing for durability in racing environments

Warranty

MSD backs the 80003-8HO with a one-year limited warranty, demonstrating confidence in its quality and performance.

By choosing the MSD 80003-8HO Ignition Control Module, performance enthusiasts can expect significant improvements in engine response, power output, and overall performance. Its advanced features and robust construction make it an excellent choice for both street performance and competitive racing applications.