Fastener Kit - External Engine - 12-Point - XL
Features precision-rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading
Wide underhead flange design provides even load distribution for optimum sealing of surfaces - preventing leaks
Tensile strength rated @ 170,000 psi; superior and stronger than OEM and stronger than grade 8 fasteners
Manufactured by ARP® to Feuling's® exact specifications
Includes moly assembly lubricant for installation
Quality 12-point heat-treated stainless steel
Made in the USA
Not for '23 models with 121" VVT motors.