Originally Posted By FC7 cuda
Some cars came with a proportioning valve under the driver seat area which would be a 2 piece line .. the one piece has the valve below the booster..



If that's the case...then the OP needs to determine what PV he has, if any? (I'll assume it's a disc/drum set up that the OP is installing?)

5433957-70BrakeMeteringValves.jpg