Holley Power Valve Single Stage Standard Flow 5-1/2" Hg

Holley:
125-55
MSRP $16.04
$14.44
You save 10%
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Holley 5-1/2" Standard Flow Single Stage Power Valve.

Included with the Holley 5-1/2" Standard Flow Single Stage Power Valve 125-55 is a factory-correct 1/2-28 threaded gasket to keep your power valve's installation secure at the primary stage opening vacuum. The application-specific fitment is for 5.5" Hg manifold vacuums, as a direct-fit replacement. The high-quality construction will ensure you have dependable power on the road, highway or trail!

Features and Benefits:
- Sold Individually
- Includes 1/2-28 Threaded Gaskets
- 5.5" Hg Primary Stage Opening Vacuum
- Direct-Fit Replacement

Tech Tip: Divide your highest part throttle manifold vacuum reading by two and select the closest size smaller for an accurate power valve measurement (ex: 8" Hg of manifold vacuum would use a 3.5" Hg power valve).

California Residents: Proposition 65 Warning

Related Categories: Mustang Parts, Mustang Engine, Mustang Engine Hardware, Ford Bronco Parts, Ford F-100 Parts

Vehicle Fitment

This product will fit the following Bronco years:

This product will fit the following C10 years:

This product will fit the following F-100 years:

  • 1948,
  • 1949,
  • 1950,
  • 1951,
  • 1952,
  • 1953,
  • 1954,
  • 1955,
  • 1956,
  • 1957,
  • 1958,
  • 1959,
  • 1960,
  • 1961,
  • 1962,
  • 1963,
  • 1964,
  • 1965,
  • 1966,
  • 1967,
  • 1968,
  • 1969,
  • 1970,
  • 1971,
  • 1972,
  • 1973,
  • 1974,
  • 1975,
  • 1976,
  • 1977,
  • 1978,
  • 1979,

This product will fit the following Mustang years:

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