Mallory Promaster® e Series Coils meet today's specialized ignition requirements. They offer a faster rise time, longer spark duration, and high-efficiency E-core design for maximum performance. Mallory also engineered an extruded aluminum mount for great heat dissipation and mounting ease (plug-in wiring connector included).
Effective to approximately 6500 RPM when used with a points distributor (depends on engine combination)
Effective to approximately 8000 RPM when used with a Mallory HYFIRE® Electronic Ignition Control (depends on engine combination)
High-RPM version effective to approximately 10,000 RPM when used with a Mallory HYFIRE® CD Ignition Control