Monte Carlo SS 454 1970-1972 Headers Dimensions:1-7/8" x 3" and manifold bores are concentric

and manifold bores are concentric — edge to edge

6 Liter Synchromesh L/D

and eco-friendliness to meet the demands of modern drivers seeking reliable interior protection

simplifying cleanup and preventing damage to your vehicle’s carpeting

Check that your steering wheel is straight and drive up at a slow

Monte Carlo SS 454 1970-1972 Headers Dimensions:1-7/8" x 3" and manifold bores are concentricWhen only the very best will do, ARH has the answer. Available in 1 7 8" or 2" primaries, our headers will outperform and outlast the competition, guaranteed. Expect a great fit, easy plug access and excellent ground clearance. 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 for a warp free seal Hand ported TIG welded inlets Optimized primary tube routing