Hedman Performance Group

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Photo of header reducers, gaskets and hardware included with Hedman Hedders

Photo of Hedman's HTC Polished SIlver Ceramic Finish

2 in. Silver Long-Tube Headers For 55-57 Chevy Tri-5 with 396-502

HTC Coated Headers; 2 in. Tube Dia.; 3 in. Coll.; Standard Design

Part#66005

$849.89

Find Local Dealer

Product Specifications

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

Tube Diameter 2 in.
Tube Style Long Tubes
Air Conditioning No
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.
Collector Style BALL and SOCKET Style (Gasketless)
Reducer Outlet Size 2-1/2 in.
Exhaust System Dia 2-1/2 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 HTC Polished Silver Ceramic-Metallic
Finish Type HTC SILVER (polished) Ceramic-metallic Coating
Flange Style Standard
Flange Thickness 0.3125 in.
Header Port Shape Round
Header Style Long Tube
Notes 55-57 Chevy Car 396-502
Port Shape Round
Power Steering No
Material Mild Steel
Tube Design Standard
Tube Length Long Tubes
Tube Material Thickness 16g
Tube Size 2 in.
Variations 65005
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) 2 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 Round
Cylinder Head Stock Profile Heads
Header Construction MILD STEEL- Standard-Duty
Replacement Gasket 27540
Replacement Head Flange Gasket 27540
California Proposition 65 WARNING: Cancer & Reproductive Harm. For more info visit www.P65Warnings.ca.gov

Vehicle Applications

Chevrolet

Bel Air

Year

C.I.D.

Liter

Block Type

Cylinders

Fuel Type

Drive Type

1955

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

Del Ray

Year

C.I.D.

Liter

Block Type

Cylinders

Fuel Type

Drive Type

1957

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

Nomad

Year

C.I.D.

Liter

Block Type

Cylinders

Fuel Type

Drive Type

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

One-Fifty Series

Year

C.I.D.

Liter

Block Type

Cylinders

Fuel Type

Drive Type

1955

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

Two-Ten Series

Year

C.I.D.

Liter

Block Type

Cylinders

Fuel Type

Drive Type

1955

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1955

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1956

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

396

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

454

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

427

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)

1957

402

Vehicle Specific Information
Air Conditioning	Yes
Power Steering	No
Auto Transmission - Column	No
Auto Transmission - Floor	Yes
Manual Transmission - Column	No
Manual Transmission - Floor	Yes
Footnotes	(1) Without smog injection or injection heads. (162) Firewall must be modified. (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	BB Chevy 396-502 (MARK IV / GEN V)