#4 Fuel Filter W/Screen

The #4 Fuel Filter with Screen from Earl's is an essential fuel system component designed for serious engine builders, mechanics, and performance enthusiasts who demand reliability in their fuel delivery systems. Whether you're assembling a race engine, restoring a classic, or upgrading an existing fuel system, this filter serves as a critical safeguard against contamination that can damage injectors, carburetors, and fuel pumps. The compact design makes it ideal for tight engine bay installations where space is at a premium, and its proven Earl's engineering ensures consistent performance across carburetor, fuel-injection, and street-to-strip applications.

Featuring a precision-engineered internal screen, the #4 Fuel Filter traps particulates while maintaining optimal fuel flow under varying demand conditions. The screen design prevents sediment, rust particles, and debris from entering your fuel system without creating restrictive backpressure that can starve your engine under acceleration. Earl's reputation for meticulous manufacturing ensures tight tolerances and consistent filtration across every unit—critical when you're protecting expensive fuel system components or tuning for maximum horsepower. At just 0.12 lbs and measuring 3.95 inches in length with a compact 1.5-inch diameter, this filter integrates seamlessly into stock or custom fuel line configurations without sacrificing protection.

Mechanics and fuel system builders rely on the #4 Fuel Filter with Screen for both OEM replacements and aftermarket fuel system conversions. It's equally at home in vintage muscle cars, modern performance platforms, and custom hot rods where fuel purity directly impacts reliability and tune stability. Installation is straightforward using standard fuel line fittings, and the durable construction handles both gasoline and methanol applications common in racing environments. For anyone serious about fuel system integrity—whether you're diagnosing a rough idle, preventing injector deposits, or building from the ground up—this Earl's filter delivers the peace of mind that comes with proven engineering and consistent filtration performance.