MSD Extreme Output HEI Dust Cover HYSSML11PA Our flanges provide a method

Our flanges provide a method for making most any tubular part of your car like a transmission crossmember removable by simply removing the mounting bolts on either end

2007-2013 GMC Sierra 3500 HD

1984-1988 Mercury Cougar

580" Gasket BoreSince 1989

252 in Thick

MSD Extreme Output HEI Dust Cover HYSSML11PA Our flanges provide a methodWith the introduction of our 20 Amp Extreme HEI Module, we needed an HEI Cap and Rotor that could withstand the high output. The answer was to mold our own HEI Cap, Rotor and Coil Cover. The Cap and Rotor will fit our HEI Pro Billet Distributor, PN 8365. Features: Allows the use of an external coilWith the introduction of our HEAT HEI Module, we needed an HEI Cap and Rotor that could withstand the high output. The answer was to mold our own Coil