Racing Power Headers - 1-5/8" Primary - 2-1/2" Collector - Steel - Ceramic - SB Chevy MAC-2P-KIT Infinitely adjustable with an extreme

Infinitely adjustable with an extreme application belt

SS4 Series

Original terminals

Supplied With An Easy To Install GMR Pickup

HANS / HNR Ready

Racing Power Headers - 1-5/8" Primary - 2-1/2" Collector - Steel - Ceramic - SB Chevy MAC-2P-KIT Infinitely adjustable with an extremeProduct 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.