LS Header Flange 1-3/4" Ports, EachProduct images may differ from actual product appearance.
LS Header Flange 1-3/4" Ports, Each
This LS header flange is used for fabricating your own headers. It will fit the GM LSx Series engines, such as the LS1, LS2, LS3, LS6, LS7 & LS9. The flange features 1.815" round ports which allows it run 1-3/4" primaries. The flange is 0.365" thick. Sold individually.