Racing Power Headers - 1-5/8" Primary - 2-1/2" Collector - Steel - Ceramic - SB Chevy HSXSC11M61 The #3 line size offers

The #3 line size offers a stiffer pedal feel while utilizing the more popular -4AN ends

Every exhaust header has been designed specifically for your application to get the most horsepower and torque out of the engine

50 to 75 gr

000 in Plain Iron Rotors

Racing Power Headers - 1-5/8" Primary - 2-1/2" Collector - Steel - Ceramic - SB Chevy HSXSC11M61 The #3 line size offersProduct Description: Headers 1. 625 in Primary 2. 5 in Collector Steel Ceramic Small Block Chevy Pair Started in 1995 and specializing in both aftermarket and OEM markets, the Racing Power Company offers more than 4,800 different parts, including valve covers, dress up kits, air cleaner assemblies, crankshaft pulleys, breathers, light assemblies, and more.