The MSD 8000-8HO is a high-output digital ignition control module designed for maximum performance in racing and high-performance applications. This advanced ignition system is engineered to deliver powerful, precisely timed sparks for optimal combustion efficiency and engine performance.

Technical Specifications

• Manufacturer: MSD Performance
• Part Number: 8000-8HO
• Type: Digital Ignition Control
• Voltage Output: Up to 530 volts
• Amperage Output: 145mJ per spark
• Multi-Spark: Yes, up to 12,000 RPM
• Rev Limiter: Built-in, adjustable
• Tach Output: Yes
• Operating Range: Up to 15,000 RPM
• Compatible Coils: MSD Pro Power HVC-2 or equivalent
• Dimensions: Approximately 8" L x 5" W x 2" H (verify for exact measurements)
• Weight: Approximately 3 lbs (verify for exact weight)

Key Features

1. High Voltage Output: Delivers up to 530 volts to the spark plugs for increased ignition energy.
2. Multi-Spark Technology: Provides multiple sparks per ignition cycle up to 12,000 RPM for improved combustion efficiency.
3. Built-in Rev Limiter: Adjustable RPM limit to protect the engine from over-revving.
4. Advanced Timing Control: Allows for precise ignition timing adjustments for optimal performance.
5. Capacitive Discharge: Ensures full energy output even at high RPM.
6. Onboard LED Diagnostics: Provides easy troubleshooting and system status indication.
7. Weather-Tight Housing: Sealed construction for protection against moisture and contaminants.
8. Compatible with Data Acquisition Systems: Allows for integration with racing telemetry and data logging equipment.

Applications

The MSD 8000-8HO is designed for use in:

• Circle Track Racing
• Drag Racing
• Off-Road Racing
• High-Performance Street Cars
• Marine Racing Applications

Installation

While installation should be performed by experienced professionals, key steps include:

1. Mount the ignition control module away from excessive heat and vibration.
2. Connect to a suitable 12V power source with appropriate gauge wiring.
3. Ground the unit properly to the engine block or chassis.
4. Connect to the distributor or crank trigger pickup.
5. Wire to the ignition coil (MSD Pro Power HVC-2 or equivalent recommended).
6. Set desired rev limit and timing parameters.

Detailed installation instructions are provided in the product manual. Professional installation is strongly recommended due to the complexity of the system and the high voltages involved.

Tuning and Adjustment

The MSD 8000-8HO offers various tuning options for optimal performance:

• Adjustable rev limiter (in 100 RPM increments)
• Programmable timing curves
• Launch retard feature for drag racing applications
• Customizable step retard settings

A compatible MSD Pro-Data+ software and interface may be required for advanced programming.

Maintenance

The MSD 8000-8HO is designed for minimal maintenance. However, regular checks should include:

• Inspection of all wiring connections
• Verification of proper grounding
• Checking for any signs of physical damage or heat stress
• Updating firmware if updates are available from MSD