ARP Stainless Steel Header Bolt Kit - 12-Point - 5/16" Wrench - 3/8"-16 - 0.750" Length - Set of 16 Water Necks and Thermostat Housings 5/8 in Inlet Tube

5/8 in Inlet Tube

Longacre customers include individual racers as well as some of the most respected names in modern-day racing

Engine Conversion Kit

Systems use the highest quality materials including 4130 chrome moly steel hardware

ARP Stainless Steel Header Bolt Kit - 12-Point - 5/16" Wrench - 3/8"-16 - 0.750" Length - Set of 16 Water Necks and Thermostat Housings 5/8 in Inlet TubeARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application. What's more, thecompact 12 point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your