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; Uncoated Mild Steel Construction
Street Rod Block Huggers Headers; Chevy BB 396-502 (Mark IV / GEN 5); 1-3/4 in. Tubes, 3 in. Gasket Collector- BLACK-MAXX Satin Black Ceramic Coated Mild Steel