Swap Headers For SB Chevy (Gen 1) 283-400 Engine in 1971-77 Chevy Vega, Monza and other GM H-Body Cars; 1-1/2 in. Diameter Mid-Length Tubes; 2-1/2 in. Gasket-Style Collector; Mild Steel Construction- HTC Polished-Silver Ceramic Coated
Specifications:
| Description_DES |
Chevy Vega, Monza, H-Body, SB Chevy; 1-1/2 in. Mid-Length Headers- HTC Coated |
| Description_DEF |
Exhaust Header |
| 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 |
Classic 3-Bolt 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 |
Swap Headers For SB Chevy (Gen 1) 283-400 Engine in 1971-77 Chevy Vega, Monza and other GM H-Body Cars; 1-1/2 in. Diameter Mid-Length Tubes; 2-1/2 in. Gasket-Style Collector; Mild Steel Construction- HTC Polished-Silver Ceramic Coated |
| Description_INV |
HEDMAN GM CAR HEADERS-SILVER |
| Description_SHO |
HEADERS, COATED |
| Bolts/Studs Included |
Yes |
| California Proposition 65 |
WARNING: Cancer & Reproductive Harm. 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 |
3-Bolt Gasket Style Flange |
| 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. # |
No |
| Emissions Notes |
Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only. |
| Exhaust System Dia |
2-1/2 in. |
| Finish |
HTC Polished Silver Ceramic-Metallic |
| Finish Type |
HTC SILVER (polished) Ceramic-metallic Coating |
| Flange Style |
Standard |
| Flange Thickness |
0.375 in. |
| Footnotes |
148. Must use Trans Dapt Motor Mount #4686, TH350 and 168 tooth flywheel |
| Gasket Or Seal Included |
Yes |
| Header Construction |
MILD STEEL- Standard-Duty |
| Header Fasteners Included |
Yes |
| Header Finish |
HTC Polished Silver Ceramic-Metallic |
| Header Material |
Mild Steel |
| Header Port Shape |
Round |
| Header Style |
Mid-Length Tube |
| Installation Hardware Included |
Yes |
| Material |
Mild Steel |
| Motor Mounts Included |
No |
| Mounting Hardware Included |
Yes |
| Notes |
71-77 Vega, Moza Chevrolet V8 swap |
| Package Contents |
Headers, reducers (exhaust adapters), gaskets, mounting hardware |
| Port Shape |
Round |
| Primary Tube Diameter (in) |
1.50 in. |
| Primary Tube Gauge |
16g |
| 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 VEGA/MONZA MID-LENGTH HEADERS 1-1/2 IN.- HTC COATED |
| 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 |
| Weld-Up |
No |
| with A.I.R. System |
No |
| with EGR |
No |
| Y-Pipe Included |
No |
| Length |
8.0000 |
| Width |
16.0000 |
| Height |
28.0000 |
| Weight |
22.0000 |
