Description
TiAL Sport Q Series 50mm Blow Off Valve 11 psi Spring RS13 U ARP Head Studs are significantly Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers ARP Head Studs are significantly stronger than factory bolts This Radium Engineering fuel rail is CNC machined from extruded 6063 aluminum