Tri-Spark Performance Coils
391 Series
391-45274/C COIL, IGN, 4 VOLT, PERFORMANCE
391-45275/C COIL, IGN, 6 VOLT, PERFORMANCE
391-45276/C COIL, IGN, 12 VOLT, PERFORMANCE
Tri-Spark oil-filled performance coils in 4, 6, and 12volt.
They look and fit like stock round Lucas coils, but work like lightning!