Holley Main Jets .065" #65 Brass Carburetor Tuning Pair — Fits Holley Performance Carburetors

SKU: BBVL_122-65
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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.

Achieve Peak Performance with Holley #65 Main Jets

For enthusiasts who demand precision, these Holley Main Jets in size #65 (.065" ID) are the perfect tool for dialing in your carburetor. Carburetor tuning is an art form, and having the right components is essential to achieving the perfect balance of power and efficiency. These brass jets are manufactured to the highest standards, ensuring that your engine receives the exact amount of fuel it requires.

Performance Benefits

  • Precision Orifice Sizing: Ensures accurate fuel delivery for consistent engine performance.
  • Durable Brass Material: Designed for long-term use in high-performance fuel systems.
  • Simplified Tuning: Makes it easier to adjust your air-fuel ratio for different track conditions.
  • Genuine Holley Quality: Guaranteed fitment and performance for your Holley carburetor.

Using the correct jet size is crucial for maintaining engine health. If your engine is running lean, these #65 jets can provide the necessary fuel increase to keep temperatures stable and power levels high. They are ideal for those who have recently upgraded their intake, exhaust, or camshaft and need to re-calibrate their fuel system. The brass construction ensures they won't degrade over time, providing reliable service for years to come. Whether you are a professional racer or a weekend warrior, these jets are a must-have for your toolbox. Upgrade your fuel system today with reliable components from 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.

Achieve Peak Performance with Holley #65 Main Jets

For enthusiasts who demand precision, these Holley Main Jets in size #65 (.065" ID) are the perfect tool for dialing in your carburetor. Carburetor tuning is an art form, and having the right components is essential to achieving the perfect balance of power and efficiency. These brass jets are manufactured to the highest standards, ensuring that your engine receives the exact amount of fuel it requires.

Performance Benefits

  • Precision Orifice Sizing: Ensures accurate fuel delivery for consistent engine performance.
  • Durable Brass Material: Designed for long-term use in high-performance fuel systems.
  • Simplified Tuning: Makes it easier to adjust your air-fuel ratio for different track conditions.
  • Genuine Holley Quality: Guaranteed fitment and performance for your Holley carburetor.

Using the correct jet size is crucial for maintaining engine health. If your engine is running lean, these #65 jets can provide the necessary fuel increase to keep temperatures stable and power levels high. They are ideal for those who have recently upgraded their intake, exhaust, or camshaft and need to re-calibrate their fuel system. The brass construction ensures they won't degrade over time, providing reliable service for years to come. Whether you are a professional racer or a weekend warrior, these jets are a must-have for your toolbox. Upgrade your fuel system today with reliable components from 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.

Achieve Peak Performance with Holley #65 Main Jets

For enthusiasts who demand precision, these Holley Main Jets in size #65 (.065" ID) are the perfect tool for dialing in your carburetor. Carburetor tuning is an art form, and having the right components is essential to achieving the perfect balance of power and efficiency. These brass jets are manufactured to the highest standards, ensuring that your engine receives the exact amount of fuel it requires.

Performance Benefits

  • Precision Orifice Sizing: Ensures accurate fuel delivery for consistent engine performance.
  • Durable Brass Material: Designed for long-term use in high-performance fuel systems.
  • Simplified Tuning: Makes it easier to adjust your air-fuel ratio for different track conditions.
  • Genuine Holley Quality: Guaranteed fitment and performance for your Holley carburetor.

Using the correct jet size is crucial for maintaining engine health. If your engine is running lean, these #65 jets can provide the necessary fuel increase to keep temperatures stable and power levels high. They are ideal for those who have recently upgraded their intake, exhaust, or camshaft and need to re-calibrate their fuel system. The brass construction ensures they won't degrade over time, providing reliable service for years to come. Whether you are a professional racer or a weekend warrior, these jets are a must-have for your toolbox. Upgrade your fuel system today with reliable components from GGCRACING.

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