MSD 6CT Ignition Control Box – 6427

$412.95

Unlock the full potential of your circle track racer with the MSD 6CT Ignition Control Box – a top-tier, digitally advanced ignition system built to withstand the toughest racing environments. Engineered for serious performance, the 6CT is loaded with features designed to give you unmatched control, reliability, and data visibility, all housed in a rugged, race-ready enclosure.

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MSD 6CT Circle Track Ignition Control Box – Ultimate Racing Ignition Solution

Unlock the full potential of your circle track racer with the MSD 6CT Ignition Control Box – a top-tier, digitally advanced ignition system built to withstand the toughest racing environments. Engineered for serious performance, the 6CT is loaded with features designed to give you unmatched control, reliability, and data visibility, all housed in a rugged, race-ready enclosure.

Key Features:

  • Ultra-Smooth Digital Rev Limiter – Microprocessor-controlled for seamless RPM limiting that won’t upset your chassis, even during aggressive cornering.
  • Large LED Display – Crystal-clear digital display shows rev limit, battery voltage, peak RPM, and more for quick trackside adjustments.
  • Three Precision Rotary Dials – Easily set your rev limiter, cylinder count (4, 6, or 8), and start retard timing (0°, 10°, or 20°) using laser-etched knobs.
  • Built-In Tach Mode – Monitor live RPM directly on the LED display for real-time tuning feedback.
  • Peak RPM Memory – Records the highest RPM over the last 20 minutes of operation – perfect for post-race analysis.
  • Built Tough for the Track – Epoxy-filled cast aluminum housing resists vibration, dirt, and moisture; single sealed connector keeps wiring clean and secure.
  • Low Voltage, High Spark – Delivers full spark energy down to 6 volts, with low current draw to maximize battery life.

Durability Meets Innovation

Built by MSD Ignition, a legendary name in motorsports electronics, the 6CT combines the reliability of solid-state design with the precision of modern digital control. With reverse polarity and overheat protection, this unit is race-day ready no matter the conditions.

Perfect for:

  • Dirt and asphalt circle track racers
  • 4, 6, or 8-cylinder applications
  • Racers needing a dependable, high-output ignition solution with real-time diagnostics and easy tuning

Specifications:

  • Brand: MSD Ignition
  • Part Number: MSD 6CT
  • Voltage: Operates down to 6V
  • Output Voltage: 45,000V
  • Color: Red
  • Housing: Cast Aluminum, Epoxy-Filled
  • Ignition Type: Digital CD Ignition with Multi-Spark
  • Connector: Single Sealed Plug
  • Applications: 4, 6, and 8 Cylinder Engines

Take control of your ignition system with the MSD 6CT – the ignition box trusted by circle track champions. Built for performance. Engineered for endurance.

🔧 Backed by MSD’s legacy of performance and innovation.

Attributes

Product Line
6CT
Style
Capacitive Discharge
Digital / Analog
Digital
Programmable
Yes
MultiSpark
Yes
Rev Limiter
Yes
Rev Limiter Quantity
1-Step
Rev Limiter Adjustment Method
Manual
Timing Control
Yes
Timing Control Quantity
3-Stage
Primary Voltage
535 Volts
Spark Energy
135 mj per Spark
Secondary Voltage
45000 Volts
Voltage Requirement Minimum
6 Volts
Voltage Requirement Maximum
18 Volts
RPM Maximum
12000
Current Draw / 1000 RPM
0.8 amp
Length
7.89 in
Width
4 in
Height
1.87 in
Weight
2.5 lbs
Spark Duration Degrees Setting 1
0 Degrees
Spark Duration Degrees Setting 2
10 Degrees
Spark Duration Degrees Setting 3
20 Degrees
Material
Aluminum
Color
Red
Finish
Powder Coat
Quantity
Kit
Weight 62.4 oz
Dimensions 12.4 × 8.5 × 4.8 in

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