HOLLEY Carburetor Spacer Phenolic HO17-72 2-BARREL 2-HOLE

( Brand: Holley ), ( Part Type: Carburetor Spacer ), ( Ipn: Ho17-72 ), ( Seller: Summit Racing Equipment ), ( Manufacturer Part Number: 17-72 )

Review HOLLEY Carburetor Spacer 2-barrel Inch Phenolic 2-hole

The Holley HO17-72 Carburetor Spacer is a crucial component for those running a 2-barrel Holley carburetor setup on their engine. This spacer, made from high-quality phenolic material, is specifically designed for use with the 17-72 series of Holley carburetors.

The HO17-72 Carburetor Spacer is a 2-hole design, meaning it can accommodate two fuel bowls or venturis. Its phenolic construction offers numerous benefits, including superior heat resistance, high strength, and excellent dimensional stability. These properties make the spacer ideal for use in high-performance applications where temperature fluctuations and precise fitment are critical.

Measuring approximately 3.25 inches long by 3.75 inches wide, the HO17-72 Carburetor Spacer provides a stable and secure base for the carburetor, ensuring proper alignment and positioning. Its flat, even surface ensures a perfect fit between the carburetor and intake manifold, minimizing the risk of leaks or other issues.

The spacer's two holes are evenly spaced, allowing for versatile installation options. Each hole measures approximately 1.375 inches in diameter, providing ample clearance for the fuel bowl or venturi to sit securely. The spacer's precise machining and attention to detail ensure a snug fit, while still allowing for easy installation and removal.

In summary, the Holley HO17-72 Carburetor Spacer is an essential accessory for anyone running a 2-barrel Holley carburetor setup on their engine. Its phenolic construction offers superior heat resistance and dimensional stability, while its 2-hole design provides versatile installation options. The spacer's precise machining and even surface ensure a perfect fit and minimize the risk of leaks or other issues, making it an indispensable part of any high-performance engine build.

The Holley Ho17-72 carburetor spacer is a phenolic 2-barrel, 2-hole design intended for use with 17-72 series carburetors. This spacer provides additional bore size for larger intake runners or heads, enhancing the engine's performance. Here are some potential pros and cons for purchasing this Holley Ho17-72 carburetor spacer:

1. Increased Bore Size: The primary benefit of using a Holley Ho17-72 carburetor spacer is the increased bore size it offers, allowing for better airflow and increased engine performance.

2. Improved Fuel Mixture: The spacer's 2-hole design provides better fuel atomization, ensuring a more efficient fuel-air mixture for improved combustion and power output.

3. Versatility: This spacer is compatible with various intake manifolds, making it a versatile option for engine builders and enthusiasts.

4. Durability: Phenolic material is known for its durability, resisting warping, cracking, and other forms of damage, ensuring long-lasting performance.

1. Cost: The Holley Ho17-72 carburetor spacer may be more expensive compared to other spacer options.

2. Installation Complexity: Installing a carburetor spacer can be a complex process, requiring specialized tools and expertise.

3. Potential Fuel Leakage: The increased bore size and additional holes may increase the risk of fuel leakage if not properly sealed, leading to potential performance issues and safety concerns.

In conclusion, the Holley Ho17-72 carburetor spacer can be a valuable investment for those seeking improved engine performance through increased bore size and better fuel mixture. However, it comes with potential cons such as installation complexity and increased cost. It's essential to consider these factors and ensure proper installation to ensure optimal performance and safety.

If you're confident in your installation abilities and are willing to invest in the potential performance gains, the Holley Ho17-72 carburetor spacer could be a worthwhile addition to your engine build. On the other hand, if you're uncertain about the installation process or if the potential benefits outweigh the cons for your specific application, it may be wise to explore alternative solutions.

specifications carbcaddie:

• brand: Holley
• part type: Carburetor Spacer
• interchange part number: HO17-72
• seller: Summit Racing Equipment
• manufacturer part number: 17-72

offer carbcaddie:

• started: June 1, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 10
• sold: 0

payments carbcaddie:

• other
• wallet: Paypal
• credit card: Mastercard

returns carbcaddie:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

general carbcaddie:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts
• condition: New

seller carbcaddie:

• rating: 99.7%
• # reviews: 1148188

shipping carbcaddie:

• transit: 2-5 Days
• service: Economy
• type: Fixed
• cost: $0.00
• class: Economy

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