ARP Valve Cover Bolt - 1/4-20 in Thread - Hex Head - 6.6 L - GM Duramax Digital Temperature Gauge PRO Series

PRO Series

When the MSD draws current

See 146203-1 or 146203-8 for LS1

that are merely stock cold stamped parts (some may be case hardened for a hard surface -- but they lack core strength)

FOR USE WITH Hamburger's Performance PANS ONLY

ARP Valve Cover Bolt - 1/4-20 in Thread - Hex Head - 6.6 L - GM Duramax Digital Temperature Gauge PRO SeriesARPs 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: Valve Cover Fastener Bolt 1