Hedman 65103 Big Block Chevy 396-502 CID (Without A.I.R.) Mid-Length Street Headers

Hedman 65103
Street Headers
Mid-Length Tube Type

NOTE: The paint applied to these headers is a temporary coating only and is designed to burn off during use. High temperature paint or other high temperature coatings are recommended.

Application:

Big Block Chevrolet 396-502 CID (Without A.I.R.)
Various Cars 1965-1981

Chevrolet
1965 - 1974 Bel Air
1965 - 1972 Biscayne
1970 - 1981 Camaro
1966 - 1974 Caprice
1968 - 1973 Chevelle
1968 - 1977 El Camino
1965 - 1974 Impala
1973 - 1974 Laguna
1973 - 1977 Malibu

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Specifications

Tube Diameter	2 in.
Tube Style	Mid-Length
Collector Style	3-Bolt Gasket Style Flange
Air Conditioning	Yes
Automatic Transmission - Column	No
Automatic Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Collector attachment	3 in.
Collector diameter	3 in.
Collector size	3 in.
Reducer outlet size	3 in.
Exhaust system diameter	3 in.
Contents	Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
E.O. #	No
Emissions notes	Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only.
Finish	Uncoated
Finish type	UNCOATED Mild Steel! Shipped with Temporary Paint.
Flange style	Standard
Flange thickness	0.375 in.
Header port shape	Square
Header style	Mid-Length Tube
Notes	68-74 Various Chevy Car 396-502
Key features	Without A.I.R.
Port shape	Square
Power steering	Yes
Material	Mild Steel
Tube design	Standard
Tube length	Mid-Length Tubes
Tube material thickness	16g
Tube size	2 in.
Variations	66103
With A.I.R system	No
With EGR	No
Weld-up	No
Tuned	No
Bolts/studs included	Yes
Catalytic converters 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	2 in.
Package contents	Headers, reducers (exhaust adapters), gaskets, mounting hardware
Header material	Mild Steel
Header finish	Uncoated
Cylinder head port shape	Square
Cylinder head	Stock Profile Heads
Header construction	MILD STEEL- Standard-Duty
Replacement gasket	27550
Replacement head flange gasket	27550