Photo of header reducers, gaskets and hardware included with Hedman Hedders This Product is MADE IN THE USA! Photo of Hedman's HTC Polished SIlver Ceramic Finish

Silver 50-State Legal Headers for 80-81 2WD/4WD Ford F150 or Bronco w/351-400M

HTC Coated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; FULL LENGTH Design


Product Specifications

[PLEASE REVIEW THE FOLLOWING PRODUCT ATTRIBUTES & VEHICLE APPLICATION FOOTNOTES SPECIFIC TO YOUR VEHICLE, THOROUGHLY]

  • Tube Diameter 1-5/8 in.
  • Tube Style Long Tubes
  • Air Conditioning Yes
  • Automatic Transmission - Column Yes
  • Automatic Transmission - Floor Yes
  • Manual Transmission - Column No
  • Manual Transmission - Floor No
  • Power Steering Yes
  • Collector Attachment 3 in.
  • Collector Diameter 3 in.
  • Collector Size 3 in.
  • Collector Style BALL and SOCKET Style (Gasketless)
  • Reducer Outlet Size 2-1/2 in.
  • Exhaust System Dia 2-1/2 in.
  • Contents headers, gaskets (when applicable), 3-bolt exhaust adapters, hardware
  • E.O. # Yes
  • Emissions Notes EO# D167-27 (click here for covered vehicles in document on ARB.CA.GOV website)
  • Engine Version Ford Modified Block (M)
  • Engine Notes For use on 351 and 400M Engines
  • Finish HTC Polished Silver Ceramic-Metallic
  • Finish Type HTC SILVER (polished) Ceramic-metallic Coating
  • Flange Style Standard
  • Flange Thickness 0.3125 in.
  • Header Port Shape Oval Port
  • Header Style Long Tube
  • Notes 80-85 Ford F150, F250, F350, Bronco; 2-4WD 351-400M
  • Port Shape Oval
  • Material Mild Steel
  • Tube Design Standard
  • Tube Length Long Tubes
  • Tube Material Thickness 16g
  • Tube Size 1-5/8 in.
  • Variations 89330
  • with A.I.R. System No
  • with EGR No
  • Weld-Up No
  • Tuned No
  • Bolts/Studs Included Yes
  • Catalytic Converter(s) Included No
  • Collector Bolts Included Yes
  • Crossover Pipe Included No
  • Gasket Or Seal Included Yes
  • Header Fasteners Included Yes
  • Installation Hardware Included Yes
  • Motor Mounts Included No
  • Mounting Hardware Included Yes
  • Reducers Included Yes
  • Y-Pipe Included No
  • Quantity Sold as a pair.
  • Primary Tube Gauge 16g
  • Primary Tube Diameter (in) 1.625 in.
  • Package Contents Headers, ball and socket reducers (exhaust adapters), gaskets, mounting hardware
  • Header Material Mild Steel
  • Header Finish HTC Polished Silver Ceramic-Metallic
  • Cylinder Head Port Shape Oval
  • Cylinder Head Stock Profile Heads
  • Header Construction MILD STEEL- Standard-Duty
  • Replacement Gasket 27720
  • Replacement Head Flange Gasket 27720
  • California Proposition 65 WARNING: Cancer & Reproductive Harm. For more info visit www.P65Warnings.ca.gov

Vehicle Applications

      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      Emissions NotesOFF-ROAD USE ONLY! This model year is NOT covered under the part number's EO. Call for current status.
      Engine FamilyFord 351M, 400M Engines
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      Emissions NotesOFF-ROAD USE ONLY! This model year is NOT covered under the part number's EO. Call for current status.
      Engine FamilyFord 351M, 400M Engines
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      E.O. NumberD167-27
      Engine FamilyFord 351M, 400M Engines
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorNo
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      Emissions NotesOFF-ROAD USE ONLY! This model year is NOT covered under the part number's EO. Call for current status.
      Engine FamilyFord 351M, 400M Engines
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