ARP Harmonic Balancer Bolt - 1/2-20 in Thread - 1.550 in Long - 5/8 in 12 Point Head - Chromoly - Black Oxide - Big Block Chevy Wheel Bearing Spacer System1 Billet Housing Filters

System1 Billet Housing Filters

Silicone / Steel

A great feature of the Self-Powered Timing Light is that it does not require 12 volts

Receiver Groove For Easy Boot Attachment

Made in America

ARP Harmonic Balancer Bolt - 1/2-20 in Thread - 1.550 in Long - 5/8 in 12 Point Head - Chromoly - Black Oxide - Big Block Chevy Wheel Bearing Spacer System1 Billet Housing FiltersARPs 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 1 2