Ignition Coil-Brute Thunder-High RPM HEI in-cap 1973-1991 RED/YELLOW PRI WIRE

Direct performance replacement over stock unit. The housing is combination of the classic ACCEL Yellow with an attractive coil cover ACCEL Super Coils feature advanced bobbin technology, highly specialized silicone magnetic steel cores, along with optimized winding, resistance and turns ratios to delivery 10-15 percent more energy than the OEM coils. Specialized high temperature epoxy resists shock and vibration, while increasing thermal conductivity. These are direct plug replacements for OEM coils. They feature bodies and/or secondary towers molded in ACCEL yellow