Single Tower Coil, Isolated Ground

This Coil is specially designed with a higher turns ratio that is matched to the MSD’s CD output.

PART# 42921

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$98.72   Your Price
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Depending on your application, you'll have two, three or four of these coils. The result is a high voltage spark that is capable of full output through high racing rpm.


Emission Code4
Maximum Voltage30 KV
Primary Resistance0.2 Ohms
Secondary ResistanceLess than 2000 OHMS
Turns Ratio70:1
Part Number42921


This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

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