WING NUT, Valve Cover Hold-Down, chrome, 2 piece, 5/16 inch-18 threads, each
Manufacturer Reference #'s: HZ-4138-C (PK 4),
1967-1973 COUGAR W/ 5/16 INCH-18 THREADS
1960-1994 F100-F350 W/ 5/16 INCH-18 THREADS
1966-1994 BRONCO W/ 5/16 INCH-18 THREADS
1965-1973 MUSTANG W/ 5/16 INCH-18 THREADS
WARNING: This product can expose you to chemicals including lead and DEHP, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.