COIL HEI MSD BLASTER GM

Ignition Coil, Blaster Performance Replacement, E-Core, Square, Epoxy, Red, 44,000 V, GM. Looking to get a little more output voltage from your GM ignition system? Just bolt in one of these MSD Blaster Coils. With windings and construction similar to MSD's Blaster 2 Coils, these coils have an increased turns ratio, plus lower primary resistance than your stock coil. The Blasters will work with stock GM coil ignition systems as well as MSD-equipped cars and trucks. Primary resistance .680 ohms