FE331110 Shorty Headers compatible with Chevy 67-81 Camaro RS SS Z28 302 307 327 350 Small Block V8

-Shorty design for power gain from idle to mid-range RPM

-Fully mandrel bent tubes made of high quality 16-gauge mild steel

-Head flanges laser-cut from high quality 5/16-inch thick steel plates

-The flange is flattened by a hydraulic press for precise and leak free sealing

-All joints are TIG welded to prevent cracking and wear

-Black paint coating, can withstand up to 500 ℃

-The accessories in the photos are included

-1 year warranty for any manufacturing defect

Technical Specifications:

Header Type: Shorty / Short Tube
Primary Diameter: 1-5/8 in.
Collector Diameter: 3 in. 
Head Flange Thickness：5/16 in. (8.0mm)
Pipe Thickness: 16 gauge (1.5mm)
Material: Mild Steel
Finish: Black Paint