Pro HEI RPM Replacement Ignition Module (Suits New HEI 6000 Series) so you are good to

so you are good to go

They are heat-treated prior to thread rolling and machining and are rated at a whopping 190

Speedmaster aluminum pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

5" 10 Bolt axle

While the GM 8

Pro HEI RPM Replacement Ignition Module (Suits New HEI 6000 Series) so you are good toSpeedmaster 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.