Adjustable Proportioning Valve Block, brake switch Black Aluminium, Kit, PFE398 Valve Covers They provide a high positive

They provide a high positive fill point to help keep air out of your cooling system at all times

AF3511-3500

Radiator Hose Inlet Size - 1

The universal rotary vane design means it is engineered for constant use

• 8 bolts per valve cover

Adjustable Proportioning Valve Block, brake switch Black Aluminium, Kit, PFE398 Valve Covers They provide a high positivePFE398 Adjustable Proportioning Valve Block, brake switch, Black Aluminium, Kit Proflow's brake proportioning valve are adjustable between 100 and 3,000 psi (depending on model) with a twist of a knob or the flip of a lever, and most can reduce pressure up to 57%. They let you adjust brake bias quickly and easily to compensate for changing track conditions, or for big and little tire combinations. This adjustable proportioning block serves several