The component with the lowest price in the EXHAUST MANIFOLD (VTEC) schematic is the Nut,flange,8mm.
Some items from this specific schematic: Gskt,exh Mnfld (nas), Bolt,flange,8x22, Mnfld Comp,exh, Nut,flange,8mm.
In this schematic the "Nut,flange,8mm" is used most often.
