HO122-50 Holley Holley Main Jets, 2 Pack (50) .049 Drill Size

Description

Achieve optimal engine performance through precise fuel metering with Holley Main Jets designed specifically to deliver consistent and accurate fuel flow. The .049 drill size ensures fine-tuned calibration essential for maintaining the ideal air-fuel mixture, directly impacting engine efficiency and power output.

These jets come in a 2-pack, providing spare units that guarantee uninterrupted performance and easy replacement during maintenance. Each jet weighs 0.0500 kg, reflecting robust construction that withstands the demanding conditions within the carburetor fuel system. Their compact dimensions—12.70 cm in length, 8.80 cm in width, and 1.40 cm in height—allow for seamless integration into compatible Holley carburetors without requiring modifications.

Manufactured by Holley, a trusted name in carburetor technology, these main jets are engineered to exacting standards for consistent fuel delivery, reducing the risk of lean or rich running conditions. The precise .049 drill size is critical for tuning: it controls the fuel flow rate to match specific engine requirements, enhancing throttle response and fuel economy.

Installation is straightforward, designed to fit Holley carburetors within the specified size range, ensuring compatibility and avoiding fitment issues. The durable construction resists wear and corrosion, providing long service life even under high-temperature engine conditions.

These jets are essential for anyone seeking to optimize fuel system performance, whether upgrading or maintaining their carburetor. The precise calibration capability helps improve combustion efficiency, reduces emissions, and enhances overall drivability.

With Holley Main Jets, you gain exacting control over your engine’s fuel delivery, backed by robust materials and precise dimensions that guarantee fit and function. Trust these jets to deliver the consistency and accuracy required for professional-grade tuning and dependable everyday performance.