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Chevy 4.2L Inline 6 DOHC Mild Steel Header Flange

Chevy 4.2L Inline 6 DOHC Header Flange

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Product Code: RM2096-MHF
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This precision laser cut Small Block Chevy header flange is cut from 3/8" thick 1018 cold rolled steel, our header flanges are manufactured in the U.S. This header flange fits a variation of GM 4.2L applications: Rainier, Trail Blazer, Colorado, Envoy, Hummer, Ascender and Saab 9-7X.
Port Size: 1.719"
We carry over 250 different header flange designs, so if you don't see the flange your looking for, talk with one of our tech reps about custom header flange cutting.

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