| Description_ASM |
1965-1969 Chevrolet Bel Air Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Bel Air Base CID 454 Naturally Aspirated GAS, 1965-1969 Chevrolet Biscayne Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Biscayne Base CID 454 Naturally Aspirated GAS, 1969 Chevrolet Brookwood Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Brookwood Base CID 454 Naturally Aspirated GAS, 1967 Chevrolet Camaro Base CID 396 Naturally Aspirated GAS, 1969 Chevrolet Camaro Base CID 427 Naturally Aspirated GAS, 1966-1969 Chevrolet Caprice Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Caprice Base CID 454 Naturally Aspirated GAS, 1968 Chevrolet Chevelle 300 CID 396 Naturally Aspirated GAS, 1969 Chevrolet Chevelle 300 Deluxe CID 396 Naturally Aspirated GAS, 1965-1967 Chevrolet Chevelle Base CID 396 Naturally Aspirated GAS, 1970-1972 Chevrolet Chevelle Base CID 454 Naturally Aspirated GAS, 1973 Chevrolet Chevelle Deluxe CID 454 Naturally Aspirated GAS, 1968 Chevrolet Chevy II Nova CID 396 Naturally Aspirated GAS, 1966-1970 Chevrolet El Camino Base CID 396 Naturally Aspirated GAS, 1970-1975 Chevrolet El Camino Base CID 454 Naturally Aspirated GAS, 1965-1969 Chevrolet Impala Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Impala Base CID 454 Naturally Aspirated GAS, 1965-1967 Chevrolet Malibu Base CID 396 Naturally Aspirated GAS, 1973-1974 Chevrolet Malibu Base CID 454 Naturally Aspirated GAS, 1969-1970 Chevrolet Nova Base CID 396 Naturally Aspirated GAS, 1970-1971 Chevrolet Nova Base CID 454 Naturally Aspirated GAS, 1969 Chevrolet Townsman Base CID 396 Naturally Aspirated GAS, 1970 Chevrolet Townsman Base CID 454 Naturally Aspirated GAS |
| Description_DEF |
Exhaust Header |
| Description_DES |
Standard Uncoated Headers; 1-3/4 in. Tube Dia; FULL LENGTH Design |
| Description_INV |
HEDMAN GM CAR HEADERS-UNCOATED |
| Description_FAB |
Handcrafted, Mild Steel Construction. |
| Description_FAB |
Long Tube Header Design Provides Excellent Top-End Horsepower and Torque. |
| Description_FAB |
Ball & Socket Collector Design requires No Gasket, and Allows For More Exhaust System Misalignment than Old School, Gasket-Style Header Collectors |
| Description_FAB |
Includes All The Necessary Mounting Hardware, Gaskets and Reducers (exhaust adapters) |
| Description_FAB |
Limted Lifetime Warranty On Construction, Five Year Warranty on Factory-Applied Header Coating! |
| Description_FAB |
Proud To Say, Made In The USA, Since 1954! |
| Description_EXT |
Standard Uncoated Headers; 1-3/4 in. Tube Dia.; 3 in. Coll.; FULL LENGTH Design |
| Description_SHO |
HEADERS, UNCOATED |
| Air Conditioning |
No |
| Automatic Transmission - Column |
Yes |
| Automatic Transmission - Floor |
Yes |
| Bolts/Studs Included |
Yes |
| California Proposition 65 |
WARNING: Cancer. For more info visit www.P65Warnings.ca.gov |
| Catalytic Converter(s) Included |
No |
| Collector Attachment |
3 in. |
| Collector Bolts Included |
Yes |
| Collector Diameter |
3 in. |
| Collector Size |
3 in. |
| Collector Style |
BALL and SOCKET Style (Gasketless) |
| Contents |
Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions |
| Crossover Pipe Included |
No |
| Cylinder Head |
Stock Profile Heads |
| Cylinder Head Port Shape |
Round |
| E.O. # |
Yes |
| Emissions Notes |
EO# D167-27 (click here for covered vehicles in document on ARB.CA.GOV website) |
| Exhaust System Dia |
2-1/2 in. |
| Finish |
Uncoated |
| Finish Type |
Uncoated Mild steel |
| Flange Style |
Standard |
| Flange Thickness |
0.3125 in. |
| Gasket Or Seal Included |
Yes |
| Header Construction |
MILD STEEL- Standard-Duty |
| Header Fasteners Included |
Yes |
| Header Finish |
Uncoated |
| Header Material |
Mild Steel |
| Header Port Shape |
Round |
| Header Style |
Long Tube |
| Installation Hardware Included |
Yes |
| Key Feature |
With A.I.R. |
| Manual Transmission - Column |
Yes |
| Manual Transmission - Floor |
Yes |
| Material |
Mild Steel |
| Motor Mounts Included |
No |
| Mounting Hardware Included |
Yes |
| Notes |
64-77 Various Chev. Car 396-502 w/AIR |
| Package Contents |
Headers, ball and socket reducers (exhaust adapters), gaskets, mounting hardware |
| Port Shape |
Round |
| Power Steering |
No |
| Power Steering Notes |
NO POWER STEERING on Camaro, Chevy II/Nova! Check Specific YMM Info for details. |
| Primary Tube Diameter (in) |
1.75 in. |
| Primary Tube Gauge |
16g |
| Quantity |
Sold as a pair. |
| Reducer Outlet Size |
2-1/2 in. |
| Reducers Included |
Yes |
| Replacement Gasket |
27530 |
| Replacement Head Flange Gasket |
27530 |
| Title |
HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-3/4 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN |
| Tube Design |
Standard |
| Tube Diameter |
1-3/4 in. |
| Tube Length |
Long Tubes |
| Tube Material Thickness |
16g |
| Tube Size |
1-3/4 in. |
| Tube Style |
Long Tubes |
| Tuned |
No |
| Variations |
66191, 61198 |
| Weld-Up |
No |
| with A.I.R. System |
Yes |
| with EGR |
No |
| Y-Pipe Included |
No |
| Length |
8.0000 |
| Width |
17.0000 |
| Height |
39.0000 |
| Weight |
31.0000 |
