
Power Valve
BLP only offers the Holley® 4-window power valves, because the accuracy of the opening and closing is consistent and the thread pitch is correct. The stamped number on the power valve is the amount of engine vacuum it takes to close the power valve.
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GAS/ALKY 4 Window power valves
GAS/ALKY 4 WINDOW POWER VALVES: BLP only offers Holley® power valves, because the accuracy of the opening and closing is consistent and the thread...$7.25... more info -
Billet Blow Thru Power Valve
Billet Adjustable Boost Activated Power Valve. BLP 25591BT is a boost-activated, adjustable power valve used in blow-through supercharger and turbo...$45.85... more info -
Billet Power Valve Block Off Plug
Part Number: 25620BX Billet Power Valve Block Off Plug Gasket included. Sold individually.$5.35... more info