Patriot Header Flange - 0.375 in Thick - 2.5 in Round Port - Big Block Chevy (Pair) 300-911BK increased strength and improved heat

increased strength and improved heat dissipating characteristics

75 in C: 4

52 in Rectangular Port

Features:Easily install two DIS-4 Ignitions on late model Ford EnginesEasy connections with no splicing or cutting into factory wiringWiring the system will take only an hour

Patriot Header Flange - 0.375 in Thick - 2.5 in Round Port - Big Block Chevy (Pair) 300-911BK increased strength and improved heatProduct Description: Header Flange 0. 375 in Thick 2. 5 in Round Port Steel Natural Big Block Chevy Pair Patriot Exhaust products continue to offer the best value for the dollar of any brand in the industry. If you need components to build your own header and exhaust system Patriot Exhaust is the place to come! Mild steel, 304 stainless steel and aluminized bends are available in 1 1 4 to 4 diameters with a multitude of radius and wall thickness