Pro HEI Distributor 4 Pin Magnetic Pickup Ignition Control Module [83647] This Speedmaster design features tubes

This Speedmaster design features tubes instead of discharge nozzles that provide a more consistent fuel flow

This process ensures a more uniform and robust casting

Spacer can be reused if disassembly of the carrier is required

Speedmaster flexplates will withstand the extreme power and rpm of today's engines

Speedmaster valve cover gaskets are manufactured from high quality rubber

Pro HEI Distributor 4 Pin Magnetic Pickup Ignition Control Module [83647] This Speedmaster design features tubesSpeedmaster offers budget pricing and big performance with their ignition controller modules. The modules improve performance with multiple spark, more spark, and ensured combustion for a cleaner burn to set the streets on fire. Speedmaster ignition modules will show you the benefits of greater throttle response, smoother idle, and full power output at high rpm. Fire your engine for less with Speedmaster ignition controller modules.