Engine Kits

Hedman 21107 3-Bolt Flange Hedder o2 Reducers
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Hedman 21107 3-Bolt Flange Hedder o2 Reducers

Part #: 21107
List Price: $31.96
Our Price: $21.30
You Save: $10.66

Availability: In Stock

Hedman 3-Bolt Flange Hedder o2 Reducers. 1980-83 2WD F-150 & Bronco 1980-95 1/2, 3/4, 1-Ton Pickup 4WD 302W ci. Collector Size: 3", Collector Type: 3-Bolt triangular flange with gasket. Exhaust System Diameter: 2-1/4", Flange Style: 3-Bolt Triangular, Kit Contents: Single (1 reducer) Mild-Steel, 3-Bolt O2 Sensor Reducer; Gasket, Bolts, Nuts and Washers. Thread Size: 18mm Bung thread size.
  • Includes parts necessary to retain emission devices. (50-State)
  • Modification to stock exhaust required to retain catalytic converter.
  • Automatic transmissions only.

Hedman's 3-Bolt flange hedder reducers are for use with Hedman Hedders fitted with 3-bolt gasketed collectors. Many of Hedman's newer hedder models utilize a ball & socket style collector. If your Hedman Hedders have this style of collector they do not require a gasket. Mild steel. These reducers have built-in O2 sensor bungs. Sold indvidually.
Bolts/Studs Included Yes
Brand Hedman Hedders
Collector Attachment 3-bolt flange
Collector Diameter 3.000 in.
Gasket Material Composite
Gaskets Included Yes
Oxygen Sensor Bung Included Yes
Part Type Header Reducers
Product Line Hedman Oxygen Sensor Reducers
Quantity Sold individually.
Reducer Finish Natural
Reducer Material Steel
Reducer Outlet Diameter 2.25 in.