ARP 3/8-16 in Thread Bolt - 1 in Long - 7/16 in 12 Point Head - Polished - Universal - Set of 5 Engine Oil Pan Bolt Kit These lighter springs reduce unsprung

These lighter springs reduce unsprung weight and react faster

The magnetic drain plug accumulates metal particles found in the oil

Lower Pulley Boss

1955-1973 Pontiac Catalina

ARP 3/8-16 in Thread Bolt - 1 in Long - 7/16 in 12 Point Head - Polished - Universal - Set of 5 Engine Oil Pan Bolt Kit These lighter springs reduce unsprungARPs 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: Bolt 3 8 16 in Thread 1 in