B16A ARP Main Studs B series Four 8AN ORB ports per

Four 8AN ORB ports per rail

This correction can be measured throughout the RPM range and can often help an erratic surging idle

and added thrust capacity

* **Construction:** High-strength Tri-Metal with thin overlay for maximum fatigue resistance

Nissan VR38DETT

B16A ARP Main Studs B series Four 8AN ORB ports perDescription: ARP's Main Studs offer a few advantages over both OEM and main bolts. Studs are recommended over bolts due to the ability to obtain more accurate torque readings because studs dont twist into the block. Also, elimination of main cap walk and fretting, as well as precise alignment of caps. Socket Size(s) 1 2 12pt, 3 16 Allen Part # 208 5402 Application: Honda B16A & VTEC