Holley Main Jets Pair Sizes 50 thru 99

• Sold as a matched pair for consistent tuning across dual fuel bowls
• Precision Holley main jets available in sizes 50 through 99
• Suits Holley 2300, 4150, 4160 and most modular Holley carburettors

These Holley main jets are supplied as a matched pair, ensuring both primary and secondary metering blocks (where fitted) receive identical fuel calibration. Main jets are the core component that determines fuel delivery at cruise and wide-open throttle, making correct sizing essential for drivability, economy and performance. Manufactured to Holley specifications, these jets provide precise fuel flow and maintain consistency across heat cycles and long-term use. Suitable for Holley modular carburettors including 2300 two-barrels, and 4150 and 4160 four-barrel models used on street, strip and marine applications. Available in sizes 50 through 99 to suit both stock and modified engines.

Specifications

• Product: Holley Main Jets (Pair)
• Jet Range: Sizes 50 to 99
• Jet Type: Main metering jet
• Compatible Carburettors:
• Holley 2300 series (2 barrel)
• Holley 4150 series
• Holley 4160 series
• Most modular-style Holley carburettors
• Material: Brass
• Quantity: 2 jets (matched pair)

Inclusions

• 2 x Holley main jets in selected size