Best Holley 4160 Carburetor Spacers

Looking for the best Holley 4160 carburetor spacers to enhance your engine’s performance? We’ve tested top-rated options to deliver improved airflow, power, and fuel efficiency for a smoother, more responsive driving experience.

Boost your engine’s power with the best Holley 4160 carburetor spacers. These simple upgrades can make a big difference. They help your engine run smoother and stronger.

Carburetor spacers are a smart choice for any car enthusiast. They improve airflow and fuel efficiency. This means more power for your vehicle.

We’ve tested and reviewed the top spacers for you. Find the perfect fit and feel the difference. Your engine will thank you with better performance.

List of Top 10 Holley 4160 Carburetor Spacers

Title	Best For	Price
RoyalAir 1/4 inch Carburetor Spacer, 4 Holes, Compatible with Holley 4150/4160 Carburetors spacer replacement For Canton Racing Products 85-154 Carburetor Spacer	This RoyalAir Carburetor Spacer is perfect for Holley 4150/4160 carburetor owners looking to boost performance and prevent vapor lock. Its durable phenolic construction creates a thermal barrier, keeping your fuel cooler for smoother engine operation.	View on Amazon (paid link)
1 SET Black Carb spacers 1″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb	This carburetor spacer is perfect for car enthusiasts upgrading Small Block Chevy, Big Block Chevy, Ford, or Chrysler engines. It works with Holley 4150/4160, Barry Grant, Carter, and Edelbrock carbs to reduce heat and boost power. The phenolic material stops heat transfer, giving a denser fuel mix for more efficiency. Its open design adds plenum space for high rpm power, and the kit includes all needed parts for easy installation.	View on Amazon (paid link)
1 SET Black Carb spacers 1/2″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb	This 1 SET Black Carb Spacer is perfect for Chevy, Ford, and Mopar engine owners looking to boost their power and efficiency. It’s designed for 4-barrel carburetors and helps create a denser air/fuel mixture for a noticeable performance upgrade.	View on Amazon (paid link)
1 SET Black Carb spacers 1″ Tall Ported Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb	This carburetor spacer is perfect for car enthusiasts who want to boost their engine’s power and efficiency. It’s ideal for those with Holley 4150/4160 or similar carburetors on Chevy, Ford, or Chrysler engines.	View on Amazon (paid link)
2″ Open Phenolic Carburetor Spacer for Holley 4150 4160 4 Barrel Carb – Compatible with SBC BBC Small Block Big Block Chevy Engine	This carburetor spacer is perfect for car enthusiasts and mechanics who want to boost engine performance. It’s ideal for those with Holley, Barry Grant, or Edelbrock setups and works great with Small/Big Block Chevy, Ford, or Chrysler Mopar engines.	View on Amazon (paid link)
2″ Open Phenolic Carburetor Spacer for Holley 4150 4160 4 Barrel Carb – Compatible with SBC BBC Small Block Big Block Chevy Engine	This carburetor spacer is perfect for car lovers and mechanics who want to boost their engine’s power. It fits many carburetor types and works great with Chevy, Ford, and Chrysler engines. If you want better engine response and more torque, this spacer is the right choice.	View on Amazon (paid link)
1 SET Black Carb spacers 2″ Tall Ported Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb	This product is perfect for carburetor users with 4150/4160 Holley carbs or similar 4bbl models on SBC, BBC, Ford, or Mopar engines. The 2″ phenolic spacer cuts heat transfer, boosts fuel efficiency, and adds power with its ported design—ideal for drivers seeking simple, reliable performance upgrades.	View on Amazon (paid link)
Canton Racing Products “85-154 Phenolic Carburetor Spacer (For 4150/4160 Holley 4 Hole 1/4″), 1 Pack”	This Canton Racing Products Phenolic Carburetor Spacer is perfect for car enthusiasts who want to improve their engine’s performance. It’s ideal for those with Holley 4150/4160 carburetors, looking to reduce heat transfer and optimize fuel efficiency.	View on Amazon (paid link)
Canton Racing 85-162 Phenolic Carburetor Spacer for 4150/4160 Holley Open 1/2 Inch, 1 Pack	This Canton Racing Phenolic Carburetor Spacer is perfect for anyone using a Holley #4150 or #4160 carburetor. It’s great for people who want to keep their fuel system cool by stopping engine heat transfer. If you want a simple, effective way to boost your car’s performance, this is a smart choice. Plus, it’s made in the USA and pairs well with the 85-510 Mounting Stud Kit.	View on Amazon (paid link)
Black Carb spacers 1/2″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb(1 SET)	This 1/2″ Tall Open Phenolic Carburetor Spacer is perfect for anyone with a Holley 4150/4160 4bbl or similar square bore carburetor on their Small Block Chevy, Big Block Chevy, Ford, or Chrysler Mopar engine. It’s designed to boost high RPM power and keep your carburetor cool, giving you a more potent fuel charge for better performance!	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 Holley 4160 Carburetor Spacers handpicked for performance and value. Each spacer is expert-reviewed and backed by customer feedback to ensure you get the best. Whether you want more power, better fuel efficiency, or reliable operation, this guide has you covered. Find the perfect upgrade for your engine and take your ride to the next level!

1. RoyalAir 1/4 inch Carburetor Spacer, 4 Holes, Compatible with Holley 4150/4160 Carburetors spacer replacement For Canton Racing Products 85-154 Carburetor Spacer

RoyalAir 1/4 inch Carburetor Spacer, 4 Holes, Compatible with Holley 4150/4160 Carburetors spacer replacement For Canton Racing Products 85-154 Carburetor Spacer

The RoyalAir 1/4 inch Carburetor Spacer fits Holley 4150/4160 carburetors. It uses durable phenolic material to cut heat transfer. Its 1/4 inch thickness and four holes ensure smooth fuel flow.

Installation is easy with four corner holes for secure mounting. The spacer creates a thermal barrier to keep fuel cool. This helps prevent vapor lock and boosts engine performance.

This spacer upgrades your carburetor setup. It’s a simple fix for better fuel efficiency and reliable operation.

Pros	Cons
Keeps fuel cool, prevents vapor lock. Durable phenolic material for less heat. Precise fit for Holley 4150/4160. Easy installation, secure attachment. Improves fuel flow and distribution.	May not fit all aftermarket intake manifolds. Phenolic material might not be as robust as metal. Four holes could limit airflow for some setups.

Perfect For:

This RoyalAir Carburetor Spacer is perfect for Holley 4150/4160 carburetor owners looking to boost performance and prevent vapor lock. Its durable phenolic construction creates a thermal barrier, keeping your fuel cooler for smoother engine operation.

Ready to Purchase?

View Price on Amazon (paid link)

Best Holley 4150 Carburetor Spacers

2. 1 SET Black Carb spacers 1″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb

Boost your engine’s performance with this 1″ tall open phenolic carburetor spacer. It’s designed for Holley 4150/4160 4-barrel carburetors. Get ready for a power upgrade.

This spacer is made from phenolic material. It reduces heat transfer for a denser air/fuel mix.

Enjoy increased power and efficiency. It’s compatible with many Chevy, Ford, and Mopar engines. Get yours today!

Pros	Cons
Compatible with Holley 4150/4160 and other popular carbs. Phenolic material reduces heat transfer for better efficiency. Increases power and performance by enhancing air/fuel mixture. Open design boosts high RPM power and low-speed torque.	Not suitable for non-square bore carburetors. Requires careful installation, may need custom adjustments.

Perfect For:

This carburetor spacer is perfect for car enthusiasts upgrading Small Block Chevy, Big Block Chevy, Ford, or Chrysler engines. It works with Holley 4150/4160, Barry Grant, Carter, and Edelbrock carbs to reduce heat and boost power. The phenolic material stops heat transfer, giving a denser fuel mix for more efficiency. Its open design adds plenum space for high rpm power, and the kit includes all needed parts for easy installation.

Ready to Purchase?

View Price on Amazon (paid link)

3. 1 SET Black Carb spacers 1/2″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb

This carburetor spacer is designed to work with 4 barrel carbs like the Holley 4150/4160. It fits many engines, including Small/Big Block Chevy, Ford, and Chrysler Mopar.

Made from phenolic resin, this spacer helps reduce heat transfer. It improves the air/fuel mixture for better power and efficiency.

The package includes mounting hardware and gaskets. The spacer also increases plenum volume for more high-rpm power. It is easy to install and works well for better performance.

Pros	Cons
Boosts engine power with phenolic material for better fuel mix. Fits Holley 4150/4160 and other 4-barrel carbs easily. Improves high RPM power with open design spacers. Increases low-speed torque for smoother performance. Includes all hardware and gaskets for quick install.	Not universal – May not fit all carburetors or engines. Open design – Can allow debris to enter the intake system. Specific use – Best for high RPM, not ideal for daily driving.

Perfect For:

This 1 SET Black Carb Spacer is perfect for Chevy, Ford, and Mopar engine owners looking to boost their power and efficiency. It’s designed for 4-barrel carburetors and helps create a denser air/fuel mixture for a noticeable performance upgrade.

Ready to Purchase?

View Price on Amazon (paid link)

4. 1 SET Black Carb spacers 1″ Tall Ported Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb

Boost your engine’s power with this 1-inch tall phenolic carburetor spacer. It’s compatible with Holley 4150/4160 and other 4-barrel carbs, fitting many popular engines.

Phenolic material cuts heat transfer, giving a denser air/fuel mix. Ported design and easy install make it a great upgrade.

Package includes all mounting hardware and gaskets. Improve efficiency and performance with this simple addition.

Pros	Cons
Fits perfectly with popular 4-barrel carburetors like Holley 4150/4160. 1-inch thickness boosts performance with optimal spacing. Made from phenolic resin to cut heat and improve power. Includes mounting hardware and gaskets for easy installation. Ported design enhances airflow for better engine efficiency.	Fits only specific 4-barrel carburetors like Holley 4150/4160. May need professional help for proper installation. Phenolic material might not suit all engine types.

Perfect For:

This carburetor spacer is perfect for car enthusiasts who want to boost their engine’s power and efficiency. It’s ideal for those with Holley 4150/4160 or similar carburetors on Chevy, Ford, or Chrysler engines.

Ready to Purchase?

View Price on Amazon (paid link)

5. 2″ Open Phenolic Carburetor Spacer for Holley 4150 4160 4 Barrel Carb – Compatible with SBC BBC Small Block Big Block Chevy Engine

Boost your engine’s power with the 2″ Open Phenolic Carburetor Spacer. It fits Holley 4150 and 4160 carburetors and works with many engine types like Small and Big Block Chevy.

This spacer is 2 inches thick. It adds more air space to help your engine breathe better. It improves power at high RPMs. The 4-hole design speeds up air flow. You get better low and mid-range torque.

Built tough and precise, this spacer fits perfectly. It helps your carburetor and air cleaner work better. Choose this spacer to get stronger, smoother engine performance.

Pros	Cons
Boosts high RPM power with an open design. Improves low-end torque with a 4-hole design. Adapts spread bore to square bore setups. Enhances engine performance and efficiency. Durable phenolic construction for a perfect fit.	May require extra tuning for optimal results. Open design might not suit all driving styles. Phenolic material could be less durable than metal.

Perfect For:

This carburetor spacer is perfect for car enthusiasts and mechanics who want to boost engine performance. It’s ideal for those with Holley, Barry Grant, or Edelbrock setups and works great with Small/Big Block Chevy, Ford, or Chrysler Mopar engines.

Ready to Purchase?

View Price on Amazon (paid link)

6. 2″ Open Phenolic Carburetor Spacer for Holley 4150 4160 4 Barrel Carb – Compatible with SBC BBC Small Block Big Block Chevy Engine

This 2″ open phenolic carburetor spacer fits Holley 4150/4160, Edelbrock, and other 4-barrel carbs. Its open design boosts plenum volume for stronger high RPM power.

The 4-hole design improves airflow, adding low-end torque and engine response. It’s a spread bore to square bore adapter for easy setup. Made of phenolic material, it’s durable and heat-resistant.

Pros	Cons
Wide compatibility with various carburetors and engines. Boosts high RPM power with open design gasket. Enhances low-end and mid-range torque for responsiveness. Optimizes airflow for improved air cleaner and carburetor efficiency. Durable phenolic construction ensures precise fit and longevity.	May require additional tuning for optimal results. Open design might not be ideal for all engine builds.

Perfect For:

This carburetor spacer is perfect for car lovers and mechanics who want to boost their engine’s power. It fits many carburetor types and works great with Chevy, Ford, and Chrysler engines. If you want better engine response and more torque, this spacer is the right choice.

Ready to Purchase?

View Price on Amazon (paid link)

7. 1 SET Black Carb spacers 2″ Tall Ported Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb

Boost your engine’s performance with this 2-inch tall ported phenolic carburetor spacer! It’s designed to fit Holley 4150/4160 4-barrel carburetors and many other popular brands. Get ready for a smoother, more powerful ride.

This phenolic spacer acts as an insulator. It reduces heat transfer, leading to a denser air-fuel mix for more power and better efficiency.

Installation is a breeze with the included mounting hardware and gaskets. Upgrade your engine today and feel the difference!

Pros	Cons
Boosts power and efficiency. Keeps carbs cool for better performance. Easy installation with included hardware. Fits many popular engines. Improves air/fuel mix.	May not fit all carburetors or engines perfectly. Installation requires mounting hardware and gaskets, which are included.

Perfect For:

This product is perfect for carburetor users with 4150/4160 Holley carbs or similar 4bbl models on SBC, BBC, Ford, or Mopar engines. The 2″ phenolic spacer cuts heat transfer, boosts fuel efficiency, and adds power with its ported design—ideal for drivers seeking simple, reliable performance upgrades.

Ready to Purchase?

View Price on Amazon (paid link)

8. Canton Racing Products “85-154 Phenolic Carburetor Spacer (For 4150/4160 Holley 4 Hole 1/4″), 1 Pack”

Canton Racing Products offers the 85-154 Phenolic Carburetor Spacer, designed for Holley 4150/4160 600+ CFM carbs. This Made in USA product helps stop heat transfer from the engine to the fuel system, improving performance.

It’s vehicle-specific and works best with the 85-510 mounting stud kit. Easy to install, durable, and reliable.

Pros	Cons
Stops heat transfer from engine to fuel system Made in USA for quality assurance Vehicle-specific fit ensures perfect installation Works with 85-510 stud kit for added stability Compatible with Holley 4150/4160 600+ CFM carbs	Fits only specific Holley carburetors, limiting use. Requires extra mounting stud kit for installation. Single pack may not suit all setups.

Perfect For:

This Canton Racing Products Phenolic Carburetor Spacer is perfect for car enthusiasts who want to improve their engine’s performance. It’s ideal for those with Holley 4150/4160 carburetors, looking to reduce heat transfer and optimize fuel efficiency.

Ready to Purchase?

View Price on Amazon (paid link)

9. Canton Racing 85-162 Phenolic Carburetor Spacer for 4150/4160 Holley Open 1/2 Inch, 1 Pack

The Canton Racing 85-162 Phenolic Carburetor Spacer is built for Holley #4150/4160 carburetors. It is a strong 1/2 inch spacer made right here in the USA.

This spacer stops heat from the engine reaching your fuel system. It helps keep your engine running cooler. It fits perfectly and works like a charm.

For best results, use the 85-510 Mounting Stud Kit. This kit makes installation easy. Together, they boost your car’s performance.

Pros	Cons
Fits perfectly with Holley #4150/4160 carburetors. Made in the USA with top-quality materials. Blocks heat transfer to keep fuel cool. Easy to install and boosts engine performance. Works well with the 85-510 Mounting Stud Kit.	No mounting studs included, requires extra purchase. Only fits specific Holley models, not universal. Phenolic material may not suit all engine setups.

Perfect For:

This Canton Racing Phenolic Carburetor Spacer is perfect for anyone using a Holley #4150 or #4160 carburetor. It’s great for people who want to keep their fuel system cool by stopping engine heat transfer. If you want a simple, effective way to boost your car’s performance, this is a smart choice. Plus, it’s made in the USA and pairs well with the 85-510 Mounting Stud Kit.

Ready to Purchase?

View Price on Amazon (paid link)

10. Black Carb spacers 1/2″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb(1 SET)

Boost your engine’s power with these 1/2″ Tall Black Carb Spacers! They’re designed for Holley 4150/4160 4bbl carbs and fit many Chevy, Ford, and Chrysler engines. Get improved performance with this simple upgrade.

These spacers keep your carb cool and help deliver a denser fuel charge. This means more power when you need it most!

Pros	Cons
Boosts your engine’s power. Keeps your carburetor cool. Improves low-end torque. Fits many Chevy engines. Easy to install.	Only fits specific 4bbl carbs Not ideal for low-speed torque Plastic material may wear faster

Perfect For:

This 1/2″ Tall Open Phenolic Carburetor Spacer is perfect for anyone with a Holley 4150/4160 4bbl or similar square bore carburetor on their Small Block Chevy, Big Block Chevy, Ford, or Chrysler Mopar engine. It’s designed to boost high RPM power and keep your carburetor cool, giving you a more potent fuel charge for better performance!

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Boost your engine’s power with the best Holley 4160 carburetor spacers. These simple upgrades improve airflow and fuel efficiency. Your engine will run smoother and stronger.

Choosing the right carburetor spacer can make a big difference in performance. We’ve tested and reviewed top options to help you find the perfect fit. Feel the difference with a smarter upgrade for your vehicle.

Here’s what to consider when buying:

Material:
Phenolic spacers are popular because they reduce heat transfer. This keeps your fuel cooler and prevents vapor lock. They’re durable and work well for most engines.
Thickness:
The thickness of the spacer affects airflow. 1/4 inch spacers are great for mild upgrades. 1 inch or 2 inch spacers add more plenum volume, boosting high-RPM power.
Compatibility:
Make sure the spacer fits your Holley 4160 carburetor and engine type. Check for compatibility with Chevy, Ford, or Mopar engines to avoid fitment issues.
Design:
Open spacers improve airflow and low-end torque. Ported spacers enhance high-RPM performance. Choose based on your driving needs.
Installation:
Look for spacers with included hardware and gaskets. Easy installation saves time and ensures a secure fit.
Brand Reputation:
Trusted brands like RoyalAir and Canton Racing offer reliable products. They’re known for quality and performance.

Upgrade your engine with confidence. The right carburetor spacer will deliver more power and better efficiency. Your engine will thank you!