Spark Plug Wire Set - Ultra 40 - Spiral Core - 8.65 mm - Sleeved - Blue - 90 Degree Plug Boots - HEI Style Terminal - Under Header - Big Block Chevy - Kit . **NOTE:
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/