Holley 122-78 - Holley Main Jets

Holley 122-78 - Holley Main Jets

Holley #510-122-78

Standard Main Jet 78
  • Hole size .0870"
    • $6.99 Ships
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    Holley 122-78 - Holley Main Jets

    Sold two per package, these replacement jets have 1/4-32 UNF thread offered in just about every hole size necessary for your application.

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