ARP Studs (400-3201)

The ARP Studs (400-3201) are high-quality water pump pulley stud kits designed to provide a secure and reliable mounting solution for fan spacers. These studs facilitate the installation of clutch fans or enable positioning of a "direct drive" fan closer to the radiator, enhancing cooling efficiency. Constructed from durable materials such as polished stainless steel or black oxide finished 8740 chromoly, these studs are available in lengths ranging from 1.250 inches to 4.500 inches. The kits include either hex or 12-point nuts, ensuring versatile compatibility and ease of installation. Their robust design ensures long-lasting performance under demanding conditions, making them suitable for performance and restoration applications.

These studs are compatible with a variety of vehicles requiring 5/16-24 x 1.250-inch mounting hardware for water pump pulleys. They are ideal for use in street, performance, or off-road setups where reliable fan and pulley mounting is essential. Designed as direct replacements or upgrades, these studs are suitable for use with various engine configurations and radiator setups. Installation involves replacing existing studs with these high-strength ARP components, providing a secure fit for fan spacers and pulleys. They are perfect for enthusiasts seeking durable, precision-engineered hardware to improve cooling system performance.