Hemi COP, 5.7L, '03-'05, Single

Fire up your late model Hemi with a set of MSD's Blaster Coils.


PART# 8256

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$68.09   Suggested Retail
$55.15   Holleydays Price
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2005 Application may require visual Inspection to determine coil part number.


The Coil is a direct bolt-in and are spec'd with superior materials and winding ratios to improve the output of the coil while retaining the factory fit.


  • Improved high rpm operation
  • Patented winding design and materials
  • Direct bolt-in to factory connectors
  • Turns Ratio: 63.1
  • Primary Resistance: .6 ohms
  • Secondary Resistance: 5.56K ohms
  • Inductance: 4.2 mH
  • Secondary Current (mA): 72 mA
  • Spark Duration: 1150 mS
  • Energy (mJ): 62 mJ
  • Maximum Voltage: 30,000


Emission Code1
Maximum Voltage30,000
Primary Resistance.6 ohms
Product TypeCoil
Secondary Resistance5.56K ohms
Spark duration1150 mS
Spark Energy62 mJ
Turns Ratio63:1
Part Number8256


This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturers application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

2005 Application may require visual Inspection to determine coil part number.


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      Some parts are not legal for use in California or other states with similar regulations.

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