Hedman 1-3/4” Long Tube Headers 283-400 C.I. SBC GM Truck 67-87

Improve your 1967-1987 GM truck’s exhaust flow with these Hedman 1-3/4” long tube headers! To ensure proper function, these headers are created for applications with a 283-400 C.I. small-block Chevy engine. These mandrel-bent long tube headers reduce back pressure, allowing for enhanced torque and horsepower. 

Features and Benefits:
- Smooth mandrel-bent 1-3/4” long tube design 
- Mild steel construction 
- Enhances engine horsepower and torque
- Rectangle cylinder head port shape
- High-heat resistant Black-Maxx & HTC-coated finishes avaiable 
- Simple uncoated finish available
- 3" gasket-less ball and socket collectors 
- Mounting hardware included

If the surface of your exhaust system is uneven, there’s no need to worry: these headers have ball and socket collectors that let you bolt it up without needing a perfect alignment. To guarantee quality, these headers are hand-welded with mild steel. 

Vehicle Fitment:
- 1967-1987 Chevy C10, C20, C30, K10, and K20 
- 1973-1987 Chevy K30
- 1967-1972 GMC C1500, C2500, C3500, K1500, and K2500 
- 1973-1980 GMC C15, C25, C35, K15, K25, and K35 
- 1981-1987 GMC C1500, C2500, C3500, K1500, K2500, and K3500 
- Compatible with 283-400 C.I. small-block Chevy engines 
- Fits 2 and 4-wheel drive applications 
- Fits factory aluminum angle or straight plug heads 
- Fits rectangle exhaust ports

Includes:
- Pair of headers
- Ball and socket reducers (exhaust adapters)
- Gaskets
- Mounting hardware

Additional Notes:
- This product is not intended for vehicles with an offset engine position. 
- For installation, you MUST modify the rotary A/C bracket.