The Rotor is injection molded from Rynite and features a brass/stainless steel rotor tip that is screwed into the rotor ensuring long life at high rpm.
Designed with Sprint cars in mind, the Pro-Mag 12LT is almost 30% lighter than the original Pro-Mag, but still produces the same incredible power. The compact housing sits an inch lower for improved clearance of the fuel injection, and it features a band clamp mount for easier timing adjustments. MSD has also designed a cap and rotor specifically for the 12LT series. The cap is injection molde..
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