This new ignition is designed for professional racing applications that run for long periods of time at high rpm. Extremely high end power components have been added and coil protection diodes are included for maximum reliability. With the new high end power components, the power output is increased with less heat generated. The new design also produces a longer spark duration with higher current. The MSD 6 HVC Ignition is designed to be used with the new HVC Coil, PN MSD8250. The MSD 6 HVC Ignition is designed to be used with the new HVC Coil, PN 8250 The MSD 6 HVC Ignition comes ready to race in NASCAR competition. *Not legal for sale or use on pollution controlled vehicles. 6600$352.99 Don't see what you want? .......... Need help? Or, IF THERE IS NO ORDER BUTTON AVAILABLE on the part you want to buy, please call us TOLL FREE at 1-888-6 GO FAST(1-888-646-3278) Monday - Friday 8AM - 4:30PM Pacific Time and talk to one of our experienced Sales Agents. Some parts may not be legal for sale or use in California and other states on any polution controlled motor vehicles. Check your local laws for use. Copyright © GoFastParts.com all rights reserved. No part of this site may be reproduced without prior written consent.