If you are looking to upgrade your stock coil or want to compile men the performance of your MSD 6-Series Ignitions, our blaster coils are the right choice. The sturdy metal housing of the high vibration coil is completely potted with a premium grade epoxy to completely encase the coils primary and secondary windings. This protects the coils internal components from high and low frequency vibrations that are commonly experienced in racing. Encased w/epoxy to protect windings from high vibrations Improved output coil for electronic ignitions and MSD Ignitions 100:1 Turns Ratio Lower Primary Resistance Produces High Voltage Output CARB E.O. Approved Additional Attributes: GTIN: 00085132082223 Inductance: 8 mH Maximum Voltage: 45000 Peak Current: 140 mA Primary Resistance: .700 ohms Secondary Resistance: 4.5K ohms Spark Duration: 350 uS Turns Ratio: 100:1 WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Packaging: Quantity of Each: Package UOM: Dimension: 5.0000 x 10.0000 x 6.0000 inches PDF: 8222