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Hedman Hedders Silver Short Tube Headers for '68-77 Olds 442, Cutlass, F85 w/260-403 Engine 58166 - Main Product View
Hedman Hedders Silver Short Tube Headers for '68-77 Olds 442, Cutlass, F85 w/260-403 Engine 58166 - Side View
Hedman Hedders Silver Short Tube Headers for '68-77 Olds 442, Cutlass, F85 w/260-403 Engine 58166 - Back View
Hedman Hedders Silver Short Tube Headers for '68-77 Olds 442, Cutlass, F85 w/260-403 Engine 58166 - Installation View
Hedman Hedders Silver Short Tube Headers for '68-77 Olds 442, Cutlass, F85 w/260-403 Engine 58166 - Additional View 5
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Hedman Hedders Silver Short Tube Headers 58166 fits 1968-1977 Oldsmobile 442 / Cutlass / F85

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

Hedman Hedders
58166
Out of stock
$1,692.67 USD $779.99 USD
Hedman Hedders Silver Short Tube Headers 58166 fits 1968-1977 Oldsmobile 442 / Cutlass / F85
Description
BLOCK HUGGER Headers; Oldsmobile 260-403 (SB); 1-3/4 in. Tubes; HTC Ceramic Coated


Specifications:

Description_DEF [B@7449084c
Description_DES [B@65ca0752
Description_EXT [B@42cedbd6
Description_FAB [B@18c22c42
Description_FAB [B@24f54c7e
Description_FAB [B@11b02f25
Description_FAB [B@259446ae
Description_FAB [B@2c3dce62
Description_FAB [B@2225f127
Description_INV [B@32fc3b41
Description_SHO [B@355aaa86
Replacement Gasket 27800
Title HEDMAN HEDDERS BLOCK HUGGER HEADERS; OLDSMOBILE 260-403 (SB); 1-3/4 IN. TUBES; HTC CERAMIC COATED
Tube Diameter 1-3/4 in.
Reducers Included Yes
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
Y-Pipe Included No
Tube Size 1-3/4 in.
Quantity Sold as a pair.
Primary Tube Gauge 16g
Primary Tube Diameter (in) 1.75 in.
Package Contents Headers, 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 Head Flange Gasket 27800
California Proposition 65 WARNING: Cancer & Reproductive Harm. For more info visit www.P65Warnings.ca.gov
Variations 58160
Tube Material Thickness 16g
Tube Style Shorty
Air Conditioning Yes
Automatic Transmission - Column Yes
Automatic Transmission - Floor Yes
Manual Transmission - Column No
Manual Transmission - Floor No
Tube Length Short Tubes
Material Mild Steel
Transmission Notes Modification to shifter linkage may be required.
Tube Design Standard
Flange Thickness 0.3125 in.
Exhaust System Dia 2-1/2 in.
Reducer Outlet Size 2-1/2 in.
Collector Attachment 3 in.
Collector Diameter 3 in.
Collector Size 3 in.
Collector Style 3-Bolt Gasket Style Flange
Notes 68-77 Olds 442, Cutlass, F85 350ci
Contents headers, gaskets (when applicable), 3-bolt exhaust adapters, hardware
Finish HTC Polished Silver Ceramic-Metallic
Finish Type HTC SILVER (polished) Ceramic-metallic Coating
E.O. # No
Emissions Notes Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only.
Engine Oldsmobile 260-403 (SB)
Engine Notes Oldsmobile 260-403 (SB)
Header Style Short Tube
Flange Style Standard
Power Steering Yes


This Part Fits:

Year Make Model Submodel Notes
1968 Oldsmobile 442 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1969 Oldsmobile 442 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1968 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1969 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1970 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1971 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1972 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1973 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1974 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1975 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1976 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1977 Oldsmobile Cutlass BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1968 Oldsmobile F85 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (1) Without smog injection or injection heads.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1969 Oldsmobile F85 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (1) Without smog injection or injection heads.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1970 Oldsmobile F85 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (1) Without smog injection or injection heads.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1971 Oldsmobile F85 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (1) Without smog injection or injection heads.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
1972 Oldsmobile F85 BASE Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: No; Footnotes: (33) Due to engine location, will not fit 1970-72 Cutlass Supreme, Hurst, SX or Convertibles.; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (1) Without smog injection or injection heads.; Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.; Engine Family: Oldsmobile 260-403 Engine Only
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