SeaEagles 135-7 50cc Accelerator Pump Diaphragm for Holley Carburetors | Fits 2300/4150/4160/4500 (2 & 4-Bbl)

Elevate Holley carburetor responsiveness

The SeaEagles 135-7 50cc accelerator pump diaphragm serves as a precise, OEM-style replacement designed to work with Holley carburetors. When the throttle is pressed, this diaphragm helps deliver the right amount of fuel at the right moment, contributing to a more confident and predictable pedal response. Built for dependable operation, it’s a practical upgrade that pairs measured performance with value.

Compatibility is broad and straightforward. The diaphragm is suitable for Holley 2300, 4150, 4160, and 4500 models in both 2- and 4-barrel configurations. This means a wide range of classic and performance-oriented builds can benefit from a like-for-like replacement that preserves original feel and function.

Durability you can rely on

Constructed with durable materials chosen for longevity and steady performance under varying conditions, this diaphragm is built to resist wear and temperature fluctuations. The result is a replacement part that maintains consistent fuel metering across typical driving scenarios, without the need for frequent recalibration.

Simple, hassle-free installation

Designed for a straightforward swap, the 135-7 diaphragm simplifies maintenance and reduces downtime. Whether you’re refreshing an aging component or restoring a classic, the installation process is streamlined to help you get back on the road with minimal effort.

Practical benefits and real-world use

• Compatibility with Holley 2300, 4150, 4160, 4500 series carburetors covering 2- and 4-bbl rigs
• OEM-grade replacement to maintain proper fit and function
• Durable construction designed to withstand daily driving demands
• Easy, quick installation for reduced vehicle downtime
• Precise fitment that supports stable accelerator pump operation

What you might notice

• Potentially smoother throttle response during initial acceleration
• More predictable transitions from idle to pull
• Reliable performance across varied driving conditions