Standard Uncoated Headers; 1-5/8 in. Tube Dia; Mid-Length Design
Air Conditioning: Yes
Power Steering: Yes
Auto Transmission - Column: Yes
Auto Transmission - Floor: Yes
Manual Transmission - Column: No
Manual Transmission - Floor: Yes
Footnotes: (1) Without smog injection or injection heads.
Footnotes: (103) Will fit with angle plug heads (Chevy aluminum only, L98).
Footnotes: (121) Must modify rotary A/C bracket.
Footnotes: (45) Not legal for sale or use in California on pollution controlled motor vehicles.
Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
Engine Family: SB Chevy 283-400 (Gen 1)
Y-Pipe Included:No
with EGR:No
with A.I.R. System:No
Package Contents:Set of Headers, mounting hardware and gaskets
Installation Hardware Included:Yes
Replacement Gasket:27500
Cylinder Head:Stock Profile Heads
Quantity:Sold as a pair.
Motor Mounts Included:No
Crossover Pipe Included:No
Catalytic Converter(s) Included:No
Collector Bolts Included:Yes
Catalog Code:HED
Weld-Up:No
Tuned:No
Primary Tube Gauge:18g
Primary Tube Diameter (in):1.625 in.
Mounting Hardware Included:Yes
Header Material:Mild Steel
Header Finish:Uncoated
Cylinder Head Port Shape:Round
Variations:68476, 68478
Tube Style:Mid-Length
Tube Size:1-5/8 in.
Tube Material Thickness:18g
Tube Length:Mid-Length Tubes
Tube Diameter:1-5/8 in.
Tube Design:MID-LENGTH
Reducer Outlet Size:2-1/2 in.
Power Steering:Yes
Port Shape:Round
Material:Mild Steel
Manual Transmission - Floor:Yes
Manual Transmission - Column:No
Header Port Shape:Round
Replacement Head Flange Gasket:27500
Flange Style:Standard
Finish Type:Uncoated Mild steel
Finish:Uncoated
Exhaust System Dia:2-1/2 in.
Collector Style:Ball and Socket Style (Gasketless)
Collector Size:3 in.
Automatic Transmission - Floor:Yes
Automatic Transmission - Column:Yes
Air Conditioning:Yes
Reducers Included:Yes
Header Style:Mid-Length Tube
Gasket Or Seal Included:Yes
Collector Attachment:3 in.
Flange Thickness:0.25 in.
Bolts/Studs Included:Yes
Header Construction:Standard-Duty
E.O. #:No
California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; MID-LENGTH DESIGN
Collector Diameter:3 in.
Notes :82-92 Camaro; 82-91 Firebird, T/A 283-400
Standard Uncoated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; Mid-Length Design
General
California Proposition 65
Warning: Cancer. For More Info Visit Www.p65warnings.ca.gov
Cylinder Head
Stock Profile Heads
Cylinder Head Port Shape
Round
Header Style
Mid-length Tube
Manual Transmission - Column
No
Collector Bolts Included
Yes
Automatic Transmission - Floor
Yes
Automatic Transmission - Column
Yes
Package Contents
Headers, Ball And Socket Reducers (exhaust Adapters), Gaskets, Mounting Hardware
Reducer Outlet Size
2-1/2 In.
Tube Length
Mid-length Tubes
Manual Transmission - Floor
Yes
Mounting Hardware Included
Yes
Collector Attachment
3 In.
Header Fasteners Included
Yes
Contents
Header(s), New Bolts, Gasket(s) To Head, Reducer(s) And Hardware, Instructions
Finish Type
Uncoated Mild Steel
Notes
82-92 Camaro; 82-91 Firebird, T/a 283-400
Primary Tube Diameter (in)
1.625 In.
Crossover Pipe Included
No
Header Construction
- Mild Steel- Standard-duty
- Standard-duty
Replacement Head Flange Gasket
27500
Exhaust System Dia
2-1/2 In.
Installation Hardware Included
Yes
Header Material
Mild Steel
Title
Hedman Hedders Standard Uncoated Headers; 1-5/8 In. Tube Dia.; 3 In. Coll.; Mid-length Design
Catalytic Converter(s) Included
No
Collector Style
Ball And Socket Style (gasketless)
Emissions Notes
Not Legal For Street Use On '75-later Model Years! Legal For Off-road Use Only.
Information on technical characteristics, the delivery set, the country of manufacture and the appearance
of the goods is for reference only and is based on the latest information available at the time of publication.