Ford Coyote 5.0L 12 Point Head Stud Kit (13-17) While the GM 8

While the GM 8

a micro-switch for back-up lights and a neutral safety switch preventing accidental starts when in gear

true-roller chains teamed up with billet steel crank and cam sprockets

The OEM replacements get harder to find as time goes on

Ford Coyote 5.0L 12 Point Head Stud Kit (13-17) While the GM 8Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold forged to ensure molecular integrity. They are heat treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings.