Description
ARP Valve Cover Fastener 6 mm Male Thread 2.755" Long Hex Head Stainless Polished GM LS Series (Set of 8) H753C3952 8 AN Female x 8 With Steam HolesSince 1989 Size:Small (55) EAS21974 WM485MD 8 AN Female x 8 AN Male x 8 AN Male Operates at higher fuel pressures without loss of metering control