I know the bolt is recessed inside,but the ocd in me wants it perfect,thanks for your input. ZFrozen Blue said:ZSHO said:I am going to be installing mive very soon but today after some quick analysis noticed that the bolt for the vacuum hose adapter on the Tial bov is hollowed out at one point/section leading me to believe that you may to have this facing the outlet you connect the vacuum line to,so i marked it with a marker so i could align it correctly when tightening the bolt in order to achieve full vacuum from the outlet. Z
That's just a banjo bolt. You don't have to orient the bolt in any specific direction. Just tighten it down.