| Description_ASM |
1983-2000 Chevrolet S10 CID 283 GAS 4WD, 1983-2000 Chevrolet S10 CID 327 GAS 4WD, 1983-2000 Chevrolet S10 CID 350 GAS 4WD, 1983-2000 Chevrolet S10 CID 400 GAS 4WD, 1983-1994 Chevrolet S10 Blazer CID 283 GAS 4WD, 1983-1994 Chevrolet S10 Blazer CID 327 GAS 4WD, 1983-1994 Chevrolet S10 Blazer CID 350 GAS 4WD, 1983-1994 Chevrolet S10 Blazer CID 400 GAS 4WD, 1983-1990 GMC S15 CID 283 GAS 4WD, 1983-1990 GMC S15 CID 327 GAS 4WD, 1983-1990 GMC S15 CID 350 GAS 4WD, 1983-1990 GMC S15 CID 400 GAS 4WD, 1983-1991 GMC S15 Jimmy CID 283 GAS 4WD, 1983-1991 GMC S15 Jimmy CID 327 GAS 4WD, 1983-1991 GMC S15 Jimmy CID 350 GAS 4WD, 1983-1991 GMC S15 Jimmy CID 400 GAS 4WD |
| Description_DEF |
Exhaust Header |
| Description_DES |
CHEVY/GMC S10/ S15 (4WD) V8 SWAP HEADERS; 1-1/2 in. MID-LENGTH TUBES- UNCOATED |
| Description_INV |
HEDMAN GM TRUCK HEADER-UNCOATED |
| Description_EXT |
Chevy/GMC S10 and S15 (4WD) V8 Engine Swap Headers; 1-1/2 in. Mid-Length Tubes; 2-1/2 in. Collector- Uncoated |
| Description_FAB |
Handcrafted, Mild Steel Construction. |
| Description_FAB |
The Mid-Length Tube Header Design Provides Significantly More Low and Mid-range Power than Cast Manifolds, and Provide Better Ground Clearance And Component Compatibility Than Long Tube Headers. |
| 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_SHO |
HEADERS, UNCOATED |
| Air Conditioning |
Yes |
| Automatic Transmission - Column |
No |
| 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 |
2-1/2 in. |
| Collector Bolts Included |
Yes |
| Collector Diameter |
2-1/2 in. |
| Collector Size |
2-1/2 in. |
| Collector Style |
BALL and SOCKET Style (Gasketless) |
| Contents |
headers, gaskets (when applicable), 3-bolt exhaust adapters, hardware |
| Crossover Pipe Included |
No |
| Cylinder Head |
Stock Profile Heads |
| Cylinder Head Port Shape |
Oval |
| Drivetrain |
4WD Only! |
| E.O. # |
No |
| Emissions Notes |
Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only. |
| Engine |
Chevy SB 283-400 (Gen 1) 1958-86 |
| 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 |
| Head Type |
Factory Heads |
| Header Construction |
MILD STEEL- Standard-Duty |
| Header Fasteners Included |
Yes |
| Header Finish |
Uncoated |
| Header Material |
Mild Steel |
| Header Port Shape |
Oval Port |
| Header Style |
Mid-Length Tube |
| Installation Hardware Included |
Yes |
| Key Feature |
4x4 Only |
| Manual Transmission - Column |
No |
| Manual Transmission - Floor |
Yes |
| Material |
Mild Steel |
| Motor Mounts Included |
No |
| Mounting Hardware Included |
Yes |
| Notes |
82-00 GM S10/15, Blazer, Jimmy, Sonoma 2WD SBC 4WD |
| Package Contents |
Headers, ball and socket reducers (exhaust adapters), gaskets, mounting hardware |
| Port Shape |
Oval |
| Power Steering |
Yes |
| Primary Tube Diameter (in) |
1.50 in. |
| Primary Tube Gauge |
16g |
| Product Details |
UNDER CHASSIS EXIT DESIGN; WILL NOT WORK WITH LIFT KITS! |
| Quantity |
Sold as a pair. |
| Reducer Outlet Size |
2-1/2 in. |
| Reducers Included |
Yes |
| Replacement Gasket |
27500 |
| Replacement Head Flange Gasket |
27500 |
| Title |
HEDMAN HEDDERS STANDARD UNCOATED ENGINE SWAP HEADERS; 1-1/2 IN. TUBE DIA.; 2-1/2 IN. COLL.; SHORTY DESIGN |
| Tube Design |
Standard |
| Tube Diameter |
1-1/2 in. |
| Tube Length |
Mid-Length Tubes |
| Tube Material Thickness |
16g |
| Tube Size |
1-1/2 in. |
| Tube Style |
Mid-Length |
| Tuned |
No |
| Use With |
Trans Dapt. Motor Mount Kit #4406 |
| Variations |
69556 |
| Weld-Up |
No |
| with A.I.R. System |
No |
| with EGR |
No |
| Y-Pipe Included |
No |
| Length |
8.0000 |
| Width |
20.0000 |
| Height |
13.0000 |
| Weight |
20.0000 |
