MSD Ignition Kit #9950-6201 Digital 6A Box/Blaster 2 Coil 8202/Universal Coil Bracket 8213 Higher output with 530 primary volts and 135mJ of spark energy Compatible for 4, 6 or 8-cylinder engines Same bolt pattern as the original 6A with a lower profile housing All wires exit the same side through a locked, sealed connector High Output Durable Coil