ARP 554-9504 Engine Accessory Fastener Kit Head - 12-Point

The ARP 554-9504 Engine & Accessory Fastener Kit provides a comprehensive solution for assembling a professional-quality engine with superior hardware. This complete kit eliminates the hassle of sourcing multiple part numbers by organizing virtually every fastener needed in one convenient package. Each fastener in this kit significantly exceeds OEM bolt strength and surpasses even Grade 8 hardware specifications.

This kit features fasteners manufactured from heat-treated 8740 Chrome Moly steel alloy with a black oxide finish, combining exceptional strength with corrosion resistance. All fasteners are nominally rated at 170,000 psi tensile strength and feature 12-point heads for improved grip and reduced risk of rounding. The kit is designed primarily for carbureted engine applications, though newer EFI setups may require supplemental fasteners.

Kit Contents Include:

• Intake manifold bolts
• Valve cover bolts
• Thermostat housing bolts
• Alternator bracket bolts
• Distributor bracket bolts
• Motor mount bolts
• Oil pan bolts
• Coil bracket bolts
• Header bolts
• Front cover bolts
• Water pump bolts
• Fuel pump bolts

Key Features:

• Contains 12 groups of organized, labeled fasteners in protective vacuum-wrapped packages
• Heat-treated 8740 Chrome Moly steel construction with black oxide finish
• 170,000 psi tensile strength rating exceeds OEM and Grade 8 specifications
• 12-point head design for superior tool engagement
• Complete engine fastener solution saves time and eliminates multiple part orders

This comprehensive fastener kit streamlines engine assembly while ensuring every connection point features race-quality hardware. Ideal for engine rebuilds, restorations, and performance builds where reliability and strength are paramount.