Gauges and Accessories› Individual Gauges
CLASSIC INSTRUMENTS
AU CRS YLW 2 5/8IN AIR/FUEL RATIO FS
SKU: C05G AX394YBLF
Easy — 1–2 hours
Description
Part #: AX394YBLF
AutoCross Yellow 2 5/8" Full sweep Air Fuel Ratio;gauge, with standard matte-black low step bezel and flat glass lens. See available bezel, lens, and pointer upgrades in the appropriate drop-down menus.
Features:
- Rugged air core movementcombined with microprocessor technology for precision and durability
- Full sweep provides increased accuracy
- Easy to read 2 5/8" size
- Push-button calibration
- Integrated red warning light, illuminates entire gauge red when activated
- Warning light output for additional warning indicator lights
- Analog .5 - 4.5VDC output for data logging systems
- LED lighting, choose between Warm White or Cool White
- Premium BOSCH wideband air/fuel sensor included
- FAST (TM)wideband controller included
- Installation hardware, wiring harness, and weld-in bung with plug included
- Calibrated for gasoline applications ONLY.
Air Fuel Ratio Gauge,Full Sweep 2 5/8" Diameter
MIA's Description
Fitment
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Available on iOS & Android
Specifications
| Brand | CLASSIC INSTRUMENTS |
| Part Number | C05G AX394YBLF |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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