Chevrolet LL8 Vortec 4200 "Atlas" Mild Steel Header Flange
Chevrolet LL8 Vortec 4200 "Atlas Engine" Mild Steel Header Flange
Precision laser cut form 3/8" thick Steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are specifically made for the Vortec 4200 LL8 "Atlas Engine" found in many GM vehicles from 2002-2012.
Port Size: 1.715"
Preformed Flange Stubs are 2"-3" in length, and are formed to perfectly fit the non-round port in the flange. Stubs drastically reduce overall build time and increase builder's efficiency.
We carry over 250 different header flange designs, so if you don't see the flange you're looking for, talk with one our tech reps about custom header flange cutting. Flanges sold separately.
- Item Requires Shipping
- 5.0 lbs.
- W5.0000” x H5.0000” x L25.0000”
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