Holley Main Jets #89 - 0.105" ID Brass Carburetor Jets (Pair)

SKU: BBVL_122-89
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About Holley Holley is the legendary American carburetor and fuel-injection ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Precision Fuel Tuning with Holley #89 Main Jets

Achieve the ultimate in engine performance and efficiency by precisely calibrating your Holley carburetor with this pair of Holley #89 Main Jets. Accurate jetting is absolutely critical for optimizing your engine's power output, ensuring crisp throttle response, and maximizing fuel economy. These genuine Holley components deliver the consistent and reliable fuel metering that discerning tuners demand.

Crafted for Uncompromising Accuracy

Each Holley #89 main jet is meticulously machined from premium brass, guaranteeing exceptional durability and resilience against the harsh environment within a carburetor. With a precise 0.105-inch inner diameter, these jets allow for incremental adjustments to your fuel system, enabling you to perfectly match your engine's requirements, whether compensating for altitude, engine modifications, or specific driving conditions. This attention to detail ensures consistent and repeatable performance.

  • Exact Fuel Metering: Number 89 size provides precise fuel flow.
  • High-Grade Brass: Ensures longevity and resistance to fuel corrosion.
  • Enhanced Performance: Vital for achieving optimal air/fuel mixture.
  • Authentic Holley Fitment: Guarantees seamless integration with Holley carburetors.

The Gold Standard in Carburetion

Holley has long been recognized as a leader in automotive fuel systems, and their carburetor components are trusted by enthusiasts and professionals worldwide. These main jets exemplify Holley's commitment to quality and precision, providing tuners with the confidence to make critical adjustments. For reliable, repeatable, and superior results, choose authentic Holley parts. Explore the full selection of Holley performance components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Precision Fuel Tuning with Holley #89 Main Jets

Achieve the ultimate in engine performance and efficiency by precisely calibrating your Holley carburetor with this pair of Holley #89 Main Jets. Accurate jetting is absolutely critical for optimizing your engine's power output, ensuring crisp throttle response, and maximizing fuel economy. These genuine Holley components deliver the consistent and reliable fuel metering that discerning tuners demand.

Crafted for Uncompromising Accuracy

Each Holley #89 main jet is meticulously machined from premium brass, guaranteeing exceptional durability and resilience against the harsh environment within a carburetor. With a precise 0.105-inch inner diameter, these jets allow for incremental adjustments to your fuel system, enabling you to perfectly match your engine's requirements, whether compensating for altitude, engine modifications, or specific driving conditions. This attention to detail ensures consistent and repeatable performance.

  • Exact Fuel Metering: Number 89 size provides precise fuel flow.
  • High-Grade Brass: Ensures longevity and resistance to fuel corrosion.
  • Enhanced Performance: Vital for achieving optimal air/fuel mixture.
  • Authentic Holley Fitment: Guarantees seamless integration with Holley carburetors.

The Gold Standard in Carburetion

Holley has long been recognized as a leader in automotive fuel systems, and their carburetor components are trusted by enthusiasts and professionals worldwide. These main jets exemplify Holley's commitment to quality and precision, providing tuners with the confidence to make critical adjustments. For reliable, repeatable, and superior results, choose authentic Holley parts. Explore the full selection of Holley performance components at GGCRACING.

Product Details

Product Description

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Precision Fuel Tuning with Holley #89 Main Jets

Achieve the ultimate in engine performance and efficiency by precisely calibrating your Holley carburetor with this pair of Holley #89 Main Jets. Accurate jetting is absolutely critical for optimizing your engine's power output, ensuring crisp throttle response, and maximizing fuel economy. These genuine Holley components deliver the consistent and reliable fuel metering that discerning tuners demand.

Crafted for Uncompromising Accuracy

Each Holley #89 main jet is meticulously machined from premium brass, guaranteeing exceptional durability and resilience against the harsh environment within a carburetor. With a precise 0.105-inch inner diameter, these jets allow for incremental adjustments to your fuel system, enabling you to perfectly match your engine's requirements, whether compensating for altitude, engine modifications, or specific driving conditions. This attention to detail ensures consistent and repeatable performance.

  • Exact Fuel Metering: Number 89 size provides precise fuel flow.
  • High-Grade Brass: Ensures longevity and resistance to fuel corrosion.
  • Enhanced Performance: Vital for achieving optimal air/fuel mixture.
  • Authentic Holley Fitment: Guarantees seamless integration with Holley carburetors.

The Gold Standard in Carburetion

Holley has long been recognized as a leader in automotive fuel systems, and their carburetor components are trusted by enthusiasts and professionals worldwide. These main jets exemplify Holley's commitment to quality and precision, providing tuners with the confidence to make critical adjustments. For reliable, repeatable, and superior results, choose authentic Holley parts. Explore the full selection of Holley performance components at GGCRACING.

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