Product Summary

Capacitive Discharge Ignition Box Output, Red

  • Has a single stage retard for nitrous and top end performance
  • It is fully potted with polyurethane for vibration and water protection
  • An LED display warns of trigger signal problems or faulty charging system
  • The adjustable magnetic pickup compensation produces accurate trigger signals
  • This ignition control provides terrific power, digital accuracy and great accessories making it ideal for street/strip applications
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Key Specs

D-722-2
MFG. Part #6520
BrandMSD
Ignition Box OutputCapacitive Discharge
CircuitryDigital
CARB EO#
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Need To Know

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MSD 6520 Details

The MSD Digital-6 Plus Ignition Control combines terrific power, digital accuracy and great accessories making it ideal for street/strip applications.Every spark of the Digital-6 Plus Ignition is packed with 135 millijoules of spark energy and 535 primary volts. When used with the MSD Blaster HVC Coil, PN 8252, a spark with over 300 milliamps burns across the plug gap for 400 microseconds. Below 3,300 rpm the Digital-6 Plus produces a series of sparks that burns in the cylinder for up to 20 degrees of crankshaft rotation. This incredible heat ensures combustion to produce great power, quick throttle response, smooth idle and quick starts.
  • Switch between two rev limits that adjust with rotary switches in 100 rpm increments.
  • Single stage retard for nitrous and top end performance.
  • Start retard eases pressure on the starter, flywheel and engine.
  • Adjustable magnetic pickup compensation produces accurate trigger signals.
  • LED display warns of trigger signal problems or faulty charging system.
  • Fully potted with polyurethane for vibration and water protection.
  • 135 mJ Per Spark
  • 45,000 Volts
  • 20° Crankshaft Rotation
  • 12,500 RPM with 14.4 Volts
  • 12-18 Volts, Negative Ground
  • .7 Amp per 1,000 RPM
  • 3.7 lbs., 8.5"L x 4.5"W x 2.2"H

Charts

Specs

Spark Energy:135 mJ Per Spark
Primary Voltage:535 Volts
Secondary Voltage:45,000 Volts
Spark Series Duration:20° Crankshaft Rotation
RPM Range:12,500 RPM with 14.4 Volts
Voltage Required:12-18 Volts, Negative Ground
Current Draw:.7 Amp per 1,000 RPM
Weight and Size3.7 lbs., 8.5"L x 4.5"W x 2.2"H

MSD 6520 Specifications

D-722-2
KEY SPECS
MFG. Part #6520
BrandMSD
Ignition Box OutputCapacitive Discharge
CircuitryDigital
CARB EO#
GENERAL
Rev Limiter IncludedYes
Data AcquisitionNo
Timing RetardOne-stage
Coil IncludedNo
Primary Voltage535 Volts output to coil
Spark Output135 MJ
Voltage Required7-18 Volts
Current Draw7.4 Amp at 10000 RPM
GTIN Code085132065202
Overall Length8.50"
Overall Width4.50"
Overall Height2.25"
ColorRed
NotesOdd or even-fire V6 compatible.

Ratings & Reviews

5

3 Reviews

Overall Assessment

Customers praise our Digital 6 Plus box for its excellent performance and affirm its high quality, underlining their willingness to repurchase when needed. The product stands out for its superior usability, proven reliability, and consistent function. It is also emphasized for its competitive pricing, further enhancing its practicality and value for money. Comparison with other options in the market highlights our product's superior cost efficiency.

5

3 reviews

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i would buy this again

5.0

a year ago

evilrado

lincoln

Verified

my drag car starts better runs better and more responsive

Would Recommend

I will buy this box again when needed

5.0

5 years ago

Ken

Weir, Ms

Verified

I've used this Digital 6 Plus box before, they work great for me.

Would Recommend

Good price

5.0

6 years ago

John

British Columbia Canada

Verified

Shopped around to find the best price and once again speedway motors came they for me

Would Recommend

Showing 3 of 3 reviews

Questions & Answers

1 Question1 Answer

I have a Firebird Trans-Am I would like to know how to adjust the RPMs I have MSD 6520 Digital 6-Plus Ignition Control it breaks down at 2000 RPM needs to be higher?

by Ralfie

8 years ago

1 answer

1 of 1 questions shown

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