Holley 534-49 Genuine O2 Sensor Weld Ring Oxygen Sensor O2 Bung

This is a Holley Oxygen Sensor O2 Bung Weld-In Style. Part # 534-49 This is a brand new, unused product from the manufacturer.  Oxygen Sensor Requires welding and a 7/8" hole to be drilled into the exhaust. Oxygen sensors need to mounted with the tip pointed on a downward angle. A minimum of 10 degrees from horizontal and 15 degrees from perpendicular is recommended. Brand Holley EFI Emission Code 5 Material 12L14 cold roll steel Product Type Oxygen Sensor O2 bung Thread Size 18mm x1.5 Type of Component Oxygen Sensor Bung   Shipping will be free to the US only.  Item will be shipped within one business day upon receiving payment for your purchase, and if in time, will be shipped the same business day. We process and ship orders daily through the five business days, sometimes within minutes of your order and usually within 24 hours of your order. We also respond to inquiries within a 24-hour period. Heintz Sales, founded in 2016, is a locally owned small business e-comme