Looking for the best made in USA carburetor spacers? We’ve got you covered with 10 top-quality options to boost your engine’s performance.
Looking to boost your engine’s power? Made in USA carburetor spacers are the perfect upgrade. They improve airflow, increase torque, and enhance overall performance.
These spacers are built to last, made from durable materials like phenolic and aluminum. They’re easy to install and work with popular carburetors, giving you a reliable and powerful upgrade.
List of Top 10 Made In USA Carburetor Spacers
| Image | Title | Best For | Price |
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uxcell Carb Spacers 1″ Tall Open Phenolic Carburetor Spacer for Chevy for Ford 350 SBC BBC BB 4BBL with Gasket Screws Kit |
This carburetor spacer kit is perfect for car enthusiasts and DIY mechanics who want to boost engine performance. It’s ideal for Chevy and Ford 350 engines with 4-barrel carbs, offering better RPM and torque. |
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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 car enthusiasts who want to boost their engine’s performance. It’s ideal for those using Holley 4150/4160 carburetors and looking to keep fuel cooler and prevent vapor lock. |
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1/2″ Phenolic Carburetor Spacer 4BBL SBC BBC 0.5″ |
This 1/2″ Phenolic Carburetor Spacer is perfect for car enthusiasts who want to improve engine performance. It’s easy to install and comes with everything you need. |
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Edel-Brock #2696 Carburetor Spacer,Spread Bore To Square Bore Carburetor Adapter 0.85 In,Aluminum Carb Adapter For Stock Quadrajet & Thermo-Quad Manifold,Include Plate Gasket Studs Nuts Bolts Kits |
This Edel-Brock #2696 Carburetor Spacer is perfect for car enthusiasts who want to upgrade their vehicle’s performance. It’s ideal for GM or Chrysler owners with spread-bore intake manifolds, making it easy to install a square-bore carburetor without hassle. |
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Edelbrock 8723 1/2″ Carburetor Spacer |
The Edelbrock 8723 1/2″ Carburetor Spacer is perfect for car enthusiasts who want to improve engine performance. It’s easy to install and works well for DIY projects. |
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ApplianPar 1″ Carburetor Spacer Adapter Open Center for Holley 4BBL Carter AFB for Edelbrock Carb |
This ApplianPar Carburetor Spacer Adapter is perfect for car enthusiasts who want to boost engine performance. It’s ideal for those with Holley, Carter AFB, or Edelbrock carburetors looking for an easy upgrade. |
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Edelbrock 8725 Carburetor Spacer |
The Edelbrock 8725 Carburetor Spacer is perfect for car enthusiasts who want to boost their engine’s performance. It’s ideal for those with dual-plane intake manifolds looking to improve low RPM torque and throttle response. |
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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 car enthusiasts who want to improve their engine’s performance. It’s ideal for those with a Holley 4150/4160 carburetor looking to reduce heat transfer and enhance fuel efficiency. |
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JEGS Carburetor Spacer | 4150 Square Bore Flange | Open Hole Design | 1� Tall | Includes Two Gaskets And Mounting Hardware |
This JEGS Carburetor Spacer is perfect for car enthusiasts who want to boost their engine’s performance. It’s ideal for street and racing use, fitting popular carburetors like Holley and Edelbrock. Easy to install, it comes with everything you need to get started. |
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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 perfect for car enthusiasts who want to boost engine performance. It’s ideal for those with Holley 4150/4160 or similar 4-barrel carbs on Chevy, Ford, or Chrysler engines. |
Detailed Reviews
Discover the top 10 Made In USA Carburetor Spacers, expertly selected for performance and value. Each product is reviewed for durability, ease of installation, and engine boost, ensuring you find the perfect fit. Upgrade your ride with confidence and explore the best options tailored to your needs.
1. uxcell Carb Spacers 1″ Tall Open Phenolic Carburetor Spacer for Chevy for Ford 350 SBC BBC BB 4BBL with Gasket Screws Kit

Boost your engine’s power with this carburetor spacer. It’s designed for Chevy and Ford 350 engines. Get ready for a performance upgrade.
This Phenolic spacer is built to last. It resists heat and corrosion, ensuring durability.
It improves your engine’s airflow. This means more torque and higher RPMs.
| Pros | Cons |
|---|---|
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Perfect For:
This carburetor spacer kit is perfect for car enthusiasts and DIY mechanics who want to boost engine performance. It’s ideal for Chevy and Ford 350 engines with 4-barrel carbs, offering better RPM and torque.
Ready to Purchase?
2. RoyalAir 1/4 inch Carburetor Spacer, 4 Holes, Compatible with Holley 4150/4160 Carburetors spacer replacement For Canton Racing Products 85-154 Carburetor Spacer

Upgrade your engine with the RoyalAir 1/4 inch Carburetor Spacer. It’s made for Holley 4150/4160 carburetors. This spacer offers reliable performance.
It’s built from strong phenolic material. This helps keep fuel cool and prevent problems.
| Pros | Cons |
|---|---|
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Perfect For:
This RoyalAir carburetor spacer is perfect for car enthusiasts who want to boost their engine’s performance. It’s ideal for those using Holley 4150/4160 carburetors and looking to keep fuel cooler and prevent vapor lock.
Ready to Purchase?
3. 1/2″ Phenolic Carburetor Spacer 4BBL SBC BBC 0.5″

This 1/2″ Phenolic Carburetor Spacer is made from durable phenolic plastic. It fits 4BBL SBC BBC engines and has an open spacer style.
It’s 0.5″ thick and comes with all parts needed: spacer, gaskets, bolts, washers, and nuts. Includes a 6-month warranty and 30-day refund if not satisfied.
| Pros | Cons |
|---|---|
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Perfect For:
This 1/2″ Phenolic Carburetor Spacer is perfect for car enthusiasts who want to improve engine performance. It’s easy to install and comes with everything you need.
Ready to Purchase?
4. Edel-Brock #2696 Carburetor Spacer,Spread Bore To Square Bore Carburetor Adapter 0.85 In,Aluminum Carb Adapter For Stock Quadrajet & Thermo-Quad Manifold,Include Plate Gasket Studs Nuts Bolts Kits

The Edel-Brock #2696 Carburetor Spacer is a must-have for upgrading your engine. It’s made of durable aluminum with a 0.85-inch thickness. This adapter fits spread-bore to square-bore carburetors perfectly.
It comes with a complete kit, including gaskets, studs, nuts, and bolts. The individual venturi ports boost airflow and performance. It’s compatible with GM and Chrysler manifolds, ensuring a smooth, hassle-free installation.
| Pros | Cons |
|---|---|
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Perfect For:
This Edel-Brock #2696 Carburetor Spacer is perfect for car enthusiasts who want to upgrade their vehicle’s performance. It’s ideal for GM or Chrysler owners with spread-bore intake manifolds, making it easy to install a square-bore carburetor without hassle.
Ready to Purchase?
5. Edelbrock 8723 1/2″ Carburetor Spacer

Boost your engine’s performance with the Edelbrock 8723 Carburetor Spacer. This wood fiber laminate spacer is designed to improve your vehicle’s power and efficiency.
It’s a simple upgrade. Easy to install. Get more from your ride.
| Pros | Cons |
|---|---|
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Perfect For:
The Edelbrock 8723 1/2″ Carburetor Spacer is perfect for car enthusiasts who want to improve engine performance. It’s easy to install and works well for DIY projects.
Ready to Purchase?
6. ApplianPar 1″ Carburetor Spacer Adapter Open Center for Holley 4BBL Carter AFB for Edelbrock Carb

The ApplianPar Carburetor Spacer Adapter is a 1-inch thick accessory designed to enhance your engine’s performance. It fits Holley, Carter, and Edelbrock carburetors with ease.
This open center spacer improves airflow and fuel efficiency. It works with 4-barrel carbs and includes all mounting hardware. The square bore base ensures a perfect fit.
The package includes a carburetor spacer, two gaskets, and four mounting studs with nuts. Installation is quick and simple. Upgrade your engine with this reliable adapter.
| Pros | Cons |
|---|---|
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Perfect For:
This ApplianPar Carburetor Spacer Adapter is perfect for car enthusiasts who want to boost engine performance. It’s ideal for those with Holley, Carter AFB, or Edelbrock carburetors looking for an easy upgrade.
Ready to Purchase?
7. Edelbrock 8725 Carburetor Spacer

The Edelbrock 8725 Carburetor Spacer is a powerful upgrade for your engine. It fits dual-plane intake manifolds, making it a perfect match for many setups.
This spacer includes heat-insulating phenolic fiber, which keeps your engine cool. It measures 0.5 inches thick and has a natural finish, adding style and function.
Enhances low RPM torque, improves throttle response, and increases air and fuel mixture velocity.
| Pros | Cons |
|---|---|
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Perfect For:
The Edelbrock 8725 Carburetor Spacer is perfect for car enthusiasts who want to boost their engine’s performance. It’s ideal for those with dual-plane intake manifolds looking to improve low RPM torque and throttle response.
Ready to Purchase?
8. 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 a must-have for Holley #4150/4160 Carburetor owners. It’s made in the USA with quality in mind. This spacer improves your engine’s performance.
It stops heat transfer from the engine to the fuel system. This keeps fuel cooler and boosts efficiency. Easy to install with the right tools.
Pair it with the recommended 85-510 Mounting Stud Kit for a perfect fit. This durable spacer is a smart upgrade for your vehicle. Enhance your engine’s power today!
| Pros | Cons |
|---|---|
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Perfect For:
This Canton Racing Phenolic Carburetor Spacer is perfect for car enthusiasts who want to improve their engine’s performance. It’s ideal for those with a Holley 4150/4160 carburetor looking to reduce heat transfer and enhance fuel efficiency.
Ready to Purchase?
9. JEGS Carburetor Spacer | 4150 Square Bore Flange | Open Hole Design | 1� Tall | Includes Two Gaskets And Mounting Hardware

Unleash peak performance with the JEGS Carburetor Spacer! This 1-inch tall spacer is engineered to boost your engine’s power.
It’s built for Holley, Edelbrock, and more. This spacer fits many popular carburetors. Get ready for an engine upgrade.
The open hole design is great for single plane intakes. It includes two gaskets and hardware. Made from lightweight aluminum, it’s built to last.
| Pros | Cons |
|---|---|
|
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Perfect For:
This JEGS Carburetor Spacer is perfect for car enthusiasts who want to boost their engine’s performance. It’s ideal for street and racing use, fitting popular carburetors like Holley and Edelbrock. Easy to install, it comes with everything you need to get started.
Ready to Purchase?
10. 1 SET Black Carb spacers 1/2″ Tall Open Phenolic Carburetor Spacer Compatible with Holley 4150/4160 4bbl. SBC BBC Carb

Boost your engine’s power and efficiency with these black carburetor spacers. They’re designed to fit popular 4-barrel carburetors. Get ready for a smoother ride.
These phenolic spacers are 0.5 inches thick. They insulate your carburetor from engine heat. This creates a denser air/fuel mix for more power.
The open design boosts high RPM power. They come with mounting hardware and gaskets. Installation is a breeze.
| Pros | Cons |
|---|---|
|
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Perfect For:
This carburetor spacer is perfect for car enthusiasts who want to boost engine performance. It’s ideal for those with Holley 4150/4160 or similar 4-barrel carbs on Chevy, Ford, or Chrysler engines.
Ready to Purchase?
Buying Guide
Looking for more power? Made in USA carburetor spacers are a great upgrade. They boost performance and are built to last.
Here’s what to consider when buying:
- Material: Choose phenolic or aluminum for durability. Phenolic resists heat, while aluminum is lightweight.
- Thickness: Pick the right thickness (like 1/2″ or 1″) for your engine’s needs. Thicker spacers improve airflow.
- Compatibility: Make sure the spacer fits your carburetor (like Holley, Edelbrock, or Carter). Check for a perfect match.
- Design: Open or closed designs affect airflow. Open spacers boost high RPM power, while closed ones insulate better.
- Kit Inclusions: Look for spacers that come with gaskets, bolts, and hardware for easy installation.
- Warranty: A warranty or refund policy adds peace of mind. Check for at least a 30-day guarantee.
- Heat Insulation: Phenolic spacers keep fuel cooler, improving efficiency. Great for hot climates or high-performance engines.
- Ease of Installation: Choose spacers with clear instructions and all parts included for a hassle-free upgrade.
Upgrade your engine with confidence!