Holley Regulator Rebuild Kit Bypass
Highlights
- Restores Accuracy
- Rebuild Instructions Supplied
- Includes Diaphragm & Spring
- Made in the USA
Holley Bypass Regulator Rebuild Kit.
Confidently restore the performance of your fuel pressure regulator with the Holley Bypass Regulator Rebuild Kit (12-823). A comprehensive solution to like-new return regulator functionality, this kit includes a diaphragm and spring, providing all the necessary components for precise regulation. Crafted in the USA, you can trust it to restore optimal engine performance and reliability. It perfectly complements the fuel pressure regulators sold under Holley part numbers 12-841,12-842, 12-881, and 12-887.
Features and Benefits:
- For Holley P/Ns: 12-841,12-842, 12-881, and 12-887
- Restores fuel pressure regulator accuracy and performance
- Includes diaphragm and spring
- Simple installation
- Made in the USA
Vehicle Fitment:
- 1965-1985 Ford Mustang
- 1966-1977 Ford Bronco
- 1948-1979 Ford F-100
- 1960-1987 Chevy C10
California Residents: Proposition 65 Warning
Related Categories: Mustang Engine Hardware, Mustang Fuel Pressure Regulators, Restomod Engine, F-100 Engine Hardware, F-100 Restomod Engine
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following C10 years:
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
- 1980,
- 1981,
- 1982,
- 1983,
- 1984,
- 1985,
- 1986,
- 1987,
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:




