ACCEL SuperStock Spiral Core 5000 Spark Plug Leads Universal FORD CHEV ACC-5041RACCEL SuperStock Spiral Core 5000 Spark Plug Leads Universal FORD CHEV ACC 5041R High performance spark plug wires without the radio noise. The traditional ACCEL combination of yellow wire and red spark plug boots has been added to these SuperStock Spiral Core 5000 Series wire sets, which feature color matched wire and spark plug boots in blue, black, and red. With only 500 ohms ft. of resistance, more ignition energy can reach the spark plug,