AutoMeter 52mm Cobalt Wideband Pro Air/Fuel Ratio Gauge, 6:1-20:1 AFR (6178)
Advanced wideband air/fuel ratio gauge with 0.1 AFR resolution, automatic calibration on every startup, and configurable display for pinpointing exact air/fuel mixture ranges. Includes Bosch LSU4.2 sensor, wiring harness, and stainless steel weld-in bung.
Features:
• Gauge kit includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor
• 8ft. wiring harness included
• 304 stainless steel weld-in bung
• Mounting hardware and detailed installation instructions
• 0-4v data output feed for ECU, data acquisition unit, or Laptop tuning
• User programmable range for Rich/Stoic/Lean conditions
• Peak recall/memory function
• 10:1 to 20:1 AFR range for gasoline applications
• 12 and 16 volt compatible
• Compatible with nearly every street car or race car electrical system
Specifications:
| Size | 2-1/16" (52.4mm) |
| Type | Digital |
| Range | 6:1-20:1 AFR |
| Lighting | Digital LED |
| Data Output | 0-4v |
| Sensor Type | Bosch LSU4.2 |
| Wiring Harness Length | 8 ft. |
| Voltage Compatibility | 12 and 16 volt |
| AFR Resolution | 0.1 AFR |
| Sensor Fitting | M18X1.5 |
Part Number: 6178
UPC: 046074061783

Description
Advanced wideband air/fuel ratio gauge with 0.1 AFR resolution, automatic calibration on every startup, and configurable display for pinpointing exact air/fuel mixture ranges. Includes Bosch LSU4.2 sensor, wiring harness, and stainless steel weld-in bung.
Features:
• Gauge kit includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor
• 8ft. wiring harness included
• 304 stainless steel weld-in bung
• Mounting hardware and detailed installation instructions
• 0-4v data output feed for ECU, data acquisition unit, or Laptop tuning
• User programmable range for Rich/Stoic/Lean conditions
• Peak recall/memory function
• 10:1 to 20:1 AFR range for gasoline applications
• 12 and 16 volt compatible
• Compatible with nearly every street car or race car electrical system
Specifications:
| Size | 2-1/16" (52.4mm) |
| Type | Digital |
| Range | 6:1-20:1 AFR |
| Lighting | Digital LED |
| Data Output | 0-4v |
| Sensor Type | Bosch LSU4.2 |
| Wiring Harness Length | 8 ft. |
| Voltage Compatibility | 12 and 16 volt |
| AFR Resolution | 0.1 AFR |
| Sensor Fitting | M18X1.5 |
Part Number: 6178
UPC: 046074061783







