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Holley Rich Lean Indicator Gauges 534-51

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Gauge, Digital, Air/Fuel Ratio, Lean/Rich, with Oxygen Sensor, Electrical, Kit

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Brand: Holley
Manufacturer's Part Number: 534-51
Part Type: Gauges, Digital
Summit Racing Part Number: HLY-534-51

UPC: 090127335345
Gauge Style: Holley A/F ratio
Gauge Series: Digital
Gauge Type: Air/Fuel ratio
Gauge Range: Lean-rich
Shape: Unique
Sending Unit: Electrical
Gauge Face Color: Black
Gauge Number Color: Multicolor
OEM Replacement: No
Sending Unit Included: Yes
Quantity: Sold as a kit.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Holley Rich Lean indicator gauges mount on your dash and allow you to monitor the air/fuel ratio of your engine while you drive. These indicator gauges are available for fuel injected vehicles with oxygen sensors and carbureted without oxygen sensors.


Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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