ACCEL Clear Distributor Caps are an impenetrable barrier to arc-through and crossfire; and their unique translucent design lets you actually see the spark as the rotor spins. Stress-relieved immediately after molding to ensure dimensional stability; these caps feature highly conductive; corrosion-resistant brass inserts and stainless steel rotor springs for unrestricted spark-energy flow and more power. Replace your OEM distributor cap in just minutes and rest assured with a limited one-year warranty.