Longacre 52-46873 2-5/8" Dual Air Fuel Ratio Gauge

Achieve peak engine performance with the Dual Air Fuel Ratio Gauge, a cutting-edge solution designed for precision and reliability. This compact 2-5/8" face, all-in-one gauge takes the guesswork out of carburetor tuning, providing real-time, accurate data for optimal results. Perfect for professional racers and enthusiasts alike, it delivers unmatched functionality to help you fine-tune with confidence. Comes with O2 bungs, sensors, and a wiring harness. 

• Simplifies the tuning process with real-time, actionable insights
• Compact 2-5/8" design seamlessly integrates into any gauge panel
• Perfect for racers, mechanics, and DIY enthusiasts
• Sold as Each

• Dirt Late Model
• Dirt Modified
• Drag Racing
• Road Course
• Asphalt Oval Track

• Real-Time Air/Fuel Ratio Readings - Monitor your engine’s air-fuel balance instantly to optimize performance
• Dual Bank Monitoring - Simultaneously measure both left and right banks for a complete diagnostic overview
• Accurate Tuning Support - Dial in jetting with confidence, armed with precise, reliable data
• Built-In Tachometer - Keep track of RPMs without additional equipment
• Replay Functionality - Review RPM and air-fuel data to identify and fine-tune critical areas
• Space-Saving Design - Compact and sleek, it replaces standard small tachometers with ease