Holley Power Valve 4.5" STD Flow #125-45 Product Type_Woodruff The trip mechanism is of

The trip mechanism is of the superior “latch type”

Whether cruising the streets or racing stock cars

Flute length 124mm

Brand Holley

Drill diameter 22

Holley Power Valve 4.5" STD Flow #125-45 Product Type_Woodruff The trip mechanism is ofThese power valves are an important component in the power enrichment circuit of Holley's performance carburetors. They operate by using engine vacuum to control their opening and closing rate. When they open, additional fuel is supplied to the main system during heavy load or under full power situations to eliminate hesitation and bogging ensuring the smooth delivery of power without any drivability concerns. They're available in many different