BOLT KIT PRIMARY XL 91-03
- Not for '23 models with 121" VVT motors.
- Made in the USA
- Kit includes moly assembly lubricant for installation
- Manufactured by ARP to Feulings exact specifications
- Tensile strength rated @ 170,000 psi (EU: 1172,11 MPa) - Superior & Stronger than OEM & stronger than grade 8 fasteners
- Wide underhead flange design provides even load distribution for optimum sealing of surfaces - preventing leaks
- Feature precision rolled threads for optimum engagement, to prevent galling and promote more consistent torque loading
- Quality 12-point heat treated stainless steel
- Top engine builders demand quality fasteners! Secure your engine with complete confidence.
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