The Moroso oil pan stud kit for Ford big block applications is made for bullet-nose pan flanges and lists compatibility with part numbers 20502, 20507, 20508, 20510 and 20521. It supplies the correct studs for mounting compatible oil pans, making it straightforward to replace damaged or missing fasteners and reassemble the pan with factory-style fit when used with the referenced pans.
Moroso Ford Big Block Bullet Nose Oil Pan Stud Kit (Use w/Part No 20502/20507/20508/20510/20521)