ARP Harmonic Balancer Bolt - 7/16-20 in Thread - 2.470 in Long - 1-1/16 in 12 Point Head - Chromoly - Black Oxide - Small Block Chevy DX2145K Brass non-HEI terminals provide maximum

Brass non-HEI terminals provide maximum corrosion resistance

1977-1987 Chevrolet El Camino

They are "Y"

SB Chevy TBI On To Holley 4Bbl Manifold- Center Mount Carburetor To TBI Adapter

ARP Harmonic Balancer Bolt - 7/16-20 in Thread - 2.470 in Long - 1-1/16 in 12 Point Head - Chromoly - Black Oxide - Small Block Chevy DX2145K Brass non-HEI terminals provide maximumARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Harmonic Balancer Bolt 7 16