ARP 134-1102 Header Bolt & Stud Kit for CHEVROLET LS Gen III/IV. 3/8? wide flange. 1.181? UHL. 8740. hex ymm_20 The system was developed on

The system was developed on BMW M2 CS (F87N) equipped with OPF/GPF

6 kW at 4550 rpm

6 Nm at 4000 rpm (+13

9 hp) increase in power at 4

ARP 134-1102 Header Bolt & Stud Kit for CHEVROLET LS Gen III/IV. 3/8? wide flange. 1.181? UHL. 8740. hex ymm_20 The system was developed onARP 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. Whats more, the compact 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