Rochester Quadrajet Q-Jet Carburettor Primary Metering Jet / Main Jet

Precision Fuel Delivery – Primary metering jets designed to fine-tune fuel flow on Quadrajet and Edelbrock Q-Jet carburettors.

• Wide Size Range – Available in sizes from .065 to .079 for accurate air/fuel mixture adjustment across all tuning needs.
• High Quality Brass – Machined from solid brass for durability, corrosion resistance, and consistent performance.

These primary metering main jets suit all Rochester Quadrajet carburettors and Edelbrock Q-Jet models. Perfect for stock restorations or performance tuning, they ensure precise fuel metering and are critical for maintaining correct air/fuel ratios.

Each jet is made from high-quality brass and sold as a matched pair. Whether you're re-jetting for tuning, ethanol content, or camshaft changes, these jets provide consistent results with easy installation.

Specifications:
Head Diameter: 0.307"
Thread Length: 0.158"
Overall Length: 0.305"
Material: Brass
Available Sizes: .065 to .079
Quantity: Jets are sold as a pair – when you purchase 1 quantity, you will receive 1 pair of jets.