Pontiac A Body Big Block Headers

The Pontiac 1964-1972 A-Body chassis is a prime recipient for a set of American Racing Headers. Available in 1-3/4 and 1-7/8 primary sizes for Round Port Heads.Available in 1-3/4 and stepped 1-3/4 x 1-7/8 primary sizes for D-Port Heads.

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 for superior fit and performance
• Merge collectors with scavenger spikes

Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.