MSD Engine Ignition RPM Governor P/N:87311

2-Step Launch Control; Dial Adjustments From 1800-9900 RPM [100 RPM Increments];This 2-Step connects right to your late model GM LT engines to produce consistent launches and quicker 60-foot times by...

GM Dual Connection Ignition Coil; Direct Replacement; 5.6 mH Inductance; 44000 Max Voltage; 220 ma Peak Current; 300 uS Spark Duration; 100:1 Turns Ratio; Red; Single;

Blaster Ignition Coil; Direct Performance Replacement; 2 Pin; 3.9 mH Inductance; 13.7 ohms Secondary Resistance; 70:1 Turns Ratio; Red;

External Single Connection Ignition Coil; Entry Level Spark Output w/Single Connector; 3.6 mH Inductance; 40000 Max Volts; 80:1 Turns Ratio; Red/Black;Used on 1996-1999 GM vehicles.

GM HEI Distributor Coil; 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;