Photo of Hedman headers for 1970-72 Cutlass Supreme, Hurst 260-403. 58196- headers for 70-72 Cutlass Supreme, Hurst 260-403 Photo of header reducers, gaskets and hardware included with Hedman Hedders This Product is MADE IN THE USA! 58196-70-72 Cutlass Supreme, Hurst 260-403 Photo of Hedman's HTC Polished SIlver Ceramic Finish
Photo of Hedman's HTC Polished SIlver Ceramic Finish

Silver Long-Tube Headers For 70-72 Oldsmobile Cutlass Supreme with Olds 260-403

HTC Coated Headers; 1-3/4 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 1-3/4 in.
  • Tube Style Long Tubes
  • Air Conditioning Yes
  • Automatic Transmission - Column Yes
  • Automatic Transmission - Floor Yes
  • Manual Transmission - Column No
  • Manual Transmission - Floor Yes
  • 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. # No
  • Emissions Notes Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only.
  • Finish HTC Polished Silver Ceramic-Metallic
  • Finish Type HTC SILVER (polished) Ceramic-metallic Coating
  • Flange Style Standard
  • Flange Thickness 0.3125 in.
  • Header Style Long Tube
  • Notes 70-72 Cutlass Supreme, Hurst 260-403
  • Product Details Fits 1970-72 Olds Cutlass Supreme HURST and NOTCHBACK Models with a 260-403 OLDSMOBILE Engine ONLY! Hardtop (non-convertible) ONLY!
  • Material Mild Steel
  • Tube Design Standard
  • Tube Length Long Tubes
  • Tube Material Thickness 16g
  • Tube Size 1-3/4 in.
  • with A.I.R. System No
  • with EGR No
  • Weld-Up No
  • Tuned No
  • Bolts/Studs Included Yes
  • Catalytic Converter(s) Included No
  • 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) 1.75 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 Rectangle
  • Cylinder Head Stock Profile Heads
  • Header Construction MILD STEEL- Standard-Duty
  • Replacement Gasket 27800
  • Replacement Head Flange Gasket 27800
  • 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 - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
      Vehicle Specific Information
      Air ConditioningYes
      Power SteeringYes
      Auto Transmission - ColumnYes
      Auto Transmission - FloorYes
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Footnotes(1) Without smog injection or injection heads.
      (6) Modification to stock exhaust required to retain catalytic converter.
      (CS) Cutlass Supreme Only.
      Engine TypeOldsmobile Engines Only.
      NotesFor Hardtop (non-convertible) only
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