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Dougs is one of the leading header manufactures in the world building quality into every design. These headers are a Tri-Y design made from mild steel. The primary tubes are 1-5/8"-2" and they have a 3/8" one-piece flange with a 2-1/2" collector. The oval ports will work on most D-port heads including ZZ4 crate engines and most angle plug heads. The original bellhousing frame mounts must be removed and these will work with Danchuk motor mounts. Will not work with any motor mount that puts the engine more than 3/4" forward. Will clear 605/500 steering boxes but you must use an original (3719487) or reproduction V8 pitman arm. Will not work with 6-cylinder pitman arms. Danchuk # 12202 are bare paintable steel and will work on any 1955-1957 classic Chevy with exceptions. Will not work with manual transmission column shift. Please check header clearance before mounting and painting, modified headers cannot be returned. Oversize and/or overweight shipping charges will be applied to this item.Click here to download the Doug's Headers Instructions.
Danchuk has the largest selection of quality 55, 56, 57 parts for your classic Chevy project.