Chevelle A-Body LS Swap 1964-1972 Headers Dimensions:1-7/8" x 3"  Shorty Headers are sold separately

 Shorty Headers are sold separately

a full ARH system is exactly what you need

These ARH headers can handle over 700hp easily

Oldsmobile 442

Chevelle A-Body LS Swap 1964-1972 Headers Dimensions:1-7/8" x 3"  Shorty Headers are sold separatelyThe Chevelle A body chassis is a prime recipient for an LS Swap and American Racing Headers has the perfect headers to match. Available in 1 3 4", 1 7 8" and 2" primary sizes. This system fits: Chevrolet Chevelle, Buick Special, Oldsmobile Cutlass and Pontiac Tempest with model years spanning 1964 to 1972. Product features on this system includes: 100% Made in the USA Never Outsourced Made entirely of 304 stainless steel 3 8" thick laser cut flanges