Holley Brass Main Jet Extensions Pair for Holley 4150/4160 and 4500 carburetors

Holley Brass Main Jet Extensions Pair for Holley 4150/4160 and 4500 carburetors

The Holley Brass Main Jet Extensions are essential components designed specifically for Holley 4150, 4160, and 4500 carburetors. These jet extensions allow for efficient fuel delivery by extending the fuel jets down into the fuel bowl, ensuring that they are submerged at lower fuel levels. This feature is particularly beneficial in situations where the fuel level may drop, such as during hard acceleration or sharp turns, providing consistent performance and avoiding fuel starvation.

Constructed from high-quality brass, these main jet extensions offer durability and resistance to wear over extended periods of use. Their precision engineering ensures a secure fit and improved fuel flow, helping to optimize the carburetor's performance across various driving conditions. Whether used in racing applications or daily driving scenarios, these extensions contribute to enhanced throttle response and overall engine efficiency.

FITMENT: These brass main jet extensions are compatible with Holley 4150, 4160, and 4500 carburetors, making them a versatile choice for automotive enthusiasts looking to upgrade their fuel delivery systems.

Key Features & Benefits

• Engineered for Holley 4150, 4160, and 4500 carburetors for precise fit.
• Brass construction ensures durability and longevity under high-performance conditions.
• Extends the main jets to maintain fuel delivery in low fuel conditions.
• Improves throttle response and reduces the risk of fuel starvation.
• Easy to install, allowing for quick upgrades to existing carburetor setups.

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.