ARP 554-9803 Black Oxide Steel Hex Engine Fastener Kit

The ARP 554-9803 Engine and Accessory Fastener Kit provides everything you need to assemble a professional-quality engine in one comprehensive package. This complete kit eliminates the hassle of ordering multiple part numbers while delivering superior strength and reliability compared to OEM bolts and standard Grade 8 hardware.

Complete Fastener Solution:

This kit includes twelve different types of fasteners, all manufactured from heat-treated 8740 chrome moly steel with a black oxide finish. Each fastener group comes neatly organized and labeled in protective vacuum-wrapped packages for easy identification and storage.

Included Fasteners:

• 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:

• Rated at 170,000 PSI tensile strength—significantly stronger than Grade 8 hardware
• Heat-treated 8740 chrome moly steel construction for maximum durability
• Black oxide finish provides corrosion resistance and a traditional appearance
• Traditional hex head style for standard tool compatibility
• Premium-quality washers included
• Vacuum-sealed packaging protects fasteners during storage

Application Note: This kit is designed for carbureted engines. EFI applications or builds with aftermarket components may require additional fasteners not included in this kit.