Valve Cover Fastener - Bolt - 1/4-20 in Thread - Hex Head - Steel - Zinc Oxide - Center Bolt Tall Aluminum Covers - Small Block Chevy - Set of 8 . **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/