ARP Stainless Steel Bolt Kit - 6 Point (5) 8mm x 1.25 x 30 74000913 it means that these are

it means that these are not suitable for open-top car racing or for karting

Hairpins Included

Rugged durable components including air spring and all hardware

The increased belt width helps reduce belt slippage when used with high-performance mechanical fans

ARP Stainless Steel Bolt Kit - 6 Point (5) 8mm x 1.25 x 30 74000913 it means that these areARPs 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 8 mm x 1. 25 Thread 30