Holley Power Valve 5.5" Standard Flow #125-55 1228290 200 kg/mmý)

200 kg/mmý)

5 M15A SPORT MODEL ONLY 2003-2005 (Front)

Notes: Not intended for extended street use

Manifold Type: Low Rise

Holley Power Valve 5.5" Standard Flow #125-55 1228290 200 kg/mmý)These 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