Random Products

Rigidly mounting pressure transducers directly to your engine can lead to inaccuracies and potential damage. Meet the Holley EFI 1/8 NPT Sensor Block! Specifically designed for compatibility with all transducers featuring 1/8 NPT male threads and a body/hex diameter of 7/8" or smaller, this sensor block offers a secure and organized solution for mounting multiple sensors. With its sturdy military-grade 2024 Aluminum construction, this lightweight and optimized design ensures durability while helping to minimize vibrations and heat interference. Keep your engine bay clean and efficient with this anodized black sensor block, expertly etched with the Holley EFI logo.

Introducing the Holley EFI 1600 PSI Stainless Pressure Sensor—precision engineering for the demands of high-performance applications. Crafted from durable stainless steel, this sensor offers a reliable pressure range of 0-1600 PSI, ensuring accurate readings and optimal performance. With a compact body diameter of .875" and a length of 2.558", it features an inlet size of 1/8 inch NPT, a linear voltage output of .5 - 4.5 volts, and requires a reference voltage of 5 volts. The Holley EFI Pressure Sensor is perfect for those seeking precision and reliability in engine management systems. Part Number: 554-104.

Enhance your vehicle's performance with the Holley EFI 7 Bar Map Sensor. Engineered with high-quality stainless steel construction, this sensor ensures durability and reliability. It features a linear voltage output of 0.5-4.5 volts, providing precise readings for custom configurations. The package includes a mating connector for easy installation. Trust Holley EFI to deliver premium performance with part number 554-135. Perfect for enthusiasts looking to optimize engine management systems. Emission Code 5 approved.

Introducing the Holley EFI 3.5 Bar Map Sensor—a high-performance sensor designed to enhance your engine's efficiency. Crafted from durable stainless steel, this sensor ensures long-lasting reliability. The sensor includes a mating connector for custom configurations, allowing seamless integration into your setup. With a precise linear voltage output of 0.5-4.5 volts, it delivers accurate readings for optimal engine management. Equip your vehicle with the trusted quality of Holley EFI and experience the difference in performance. Emission Code: 5. Part Number: 554-134. Transform your driving experience today!

Introducing the Holley EFI GPS Digital Dash USB Module—your solution to eliminating that old, noisy mechanical speedometer cable. Specifically designed for our 7" digital displays, this module offers a seamless plug-and-play installation, allowing you to effortlessly display vehicle speed on your digital dash without the need for any external sensor data. Upgrade your project vehicle with this state-of-the-art GPS module and enjoy accurate real-time speedometer readings like never before.

Introducing the Holley EFI 2 Axis G-Meter, crafted with precision to withstand even the harshest environments. Co-designed with RACEPAK, this advanced G-meter is an ideal addition to your high-powered drag radial machine or agile autocross corner carver. With dual X and Y axis outputs, it captures acceleration and deceleration on the X axis from -3 G to +12 G, and cornering forces on the Y axis up to +/-7.5 G. Streamline your installation process with pre-crimped ECU pins, and enjoy flexibility with additional loose pins for a customized fit. Perfect for racing enthusiasts aiming for impeccable performance data.

Transform your carburetor plumbing with the Demon Dual Feed Line Kit. Available in sleek braided stainless steel or vibrant blue Push-Loc hose, this kit is designed for all HOLLEY® four barrels, as well as Demon™ and Claw™ carburetors. Equipped with high-quality anodized aluminum fittings, it ensures a clean and professional finish. Simplify your fuel line installation with this stylish and reliable kit from Demon.

When it's time to rebuild your Demon™, Claw™, or HOLLEY® carburetor, trust Demon Fuel Systems for all your needs. The Demon Carburetor Rebuild Kit–4150 provides every gasket and seal required for a comprehensive rebuild, plus additional components that are often missing in other kits. Benefit from the thorough and clear instructions included, ensuring a seamless rebuild process.

Introducing the Sniper Diecast Retrofit Fuel Pump Modules by Holley/MSD, the ultimate solution for effortlessly upgrading your vehicle to an in-tank EFI fuel system. Designed to support up to 700 EFI horsepower or 900 carbureted horsepower, these versatile fuel pump modules are available in both return and returnless versions, making them ideal for any setup. The low-profile design fits effortlessly into tight spaces, accommodating fuel-tank depths from 7 to 12 inches, while protruding only 1.275 inches above the tank-mounting surface. Installation is a breeze with no welding or fabrication required, utilizing just basic hand tools. The diecast pump-hanger bracket minimizes vibration, and the 360-degree rotation capability allows for seamless integration with your existing components. Perfect for Terminator EFI, Sniper EFI, MSD Atomic EFI, or any EFI conversion, this pump is E85 compatible and ready for action. Upgrade your ride today with Sniper's innovative and durable retrofit solution.

Introducing the Demon 625 CFM Street Demon Carburetor, the epitome of sleek design and unmatched performance. Renowned for their clean looks and ease of use, the Street Demon carburetors promise a stable idle, crisp throttle response, and flawless performance. Equipped with optimized calibration and a dual mounting pattern, it’s Run-Ready™ for any engine or vehicle. Now featuring a stunning Shadow Black ceramic coating, it exudes a sinister edge perfect for modern understated builds. Retaining all the innovative features like the aerospace composite fuel bowl for cooler fuel, the unique integrated design to prevent leaks, and the formidable Goggle Valve Secondary (GVS™) throttle plate, your vehicle will stand out at every race, show, or cruise-in. Embrace the power and style of the Demon 625 CFM carburetor and make your car the center of attention.

Introducing the Holley Single Plane Intake - GM LS1/LS2/LS6, a carbureted single plane intake manifold engineered for maximum performance and designed to seamlessly fit all GM LS Gen III or IV engines with LS1/LS2/LS6 style cathedral port cylinder heads. Ideal for car enthusiasts aiming for a power band range of 2500-7000 RPM, this manifold boasts a 4150 square bore carb mounting flange accommodating up to 1.75" diameter throttle bores. Its optimized runner layout ensures a broad torque curve conducive to the best vehicle performance. Crafted from cast aluminum, it's a lightweight and efficient choice for centrifugal blower, turbocharged, or NOS power adder applications, all packed into a sleek satin finish. Experience cutting-edge engineering with the Holley Single Plane Intake and unleash your vehicle's potential.