MSD 8253 MSD Blaster HVC 2 coil. The MSD 8253 Blaster HVC 2 coil is the latest coil to be built entirely in house at MSD and is designed to be used with MSD 6 and SCi Series Ignition Controls. This coil utilizes an iron u-core design with a segmented bobbin for improved voltage distribution. The bobbin is molded from a special Dupont Rynite material and wound specifically to produce the most current possible with incredible voltage and lighting quick rise time. The blue housing is also molded from high dielectric Rynite material. The brass primary terminals are spaced far apart and the secondary tower is well protected for increased spark isolation. The housing is completely potted with an epoxy compound for vibrations resistance and installs with sturdy vibration mounts. Included detailed installation instructions. Turns ratio is 100:1. Primary resistance .16 ohms Secondary resistance is 730 ohms and inductance is 3.4 MH. Maximum voltage is 44 volts. Peak current is 450 MA. Spark duration is 450 US. Weight is 3.75 pounds. MSD 8253 MSD Blaster HVC II coil 8253 Check out our complete selection of MSD ignition control boxes. We have all the MSD distributors for Chevy, Ford, Chrysler, Pontiac and Oldsmobile. We offer all the MSD ignition wires for Chevy, Ford, Chrysler, Pontiac and Oldsmobile. See all the MSD products. Distributors, coils, ignition wires, boxes, and all other MSD accessories. We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. We will not ship to freight forwarding companies. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.