Exhaust Manifold Headers For Chevy 1967-1974 SBC LS Engine Swaps 72mm MT001306/SY 87478412

Description：

Header Inlet / Outlet Size (IN):1-7/8" OD / 3" OD

Fits Chevy LS V8 Engine swaps only

6-Bolt Exhaust Outlet Flange

16 Gauge Wall Piping

9mm Exhaust Manifold Flange Thickness, 8mm Collector Flange Thickness

and Metal Gasket Included

Increase High Flow Air, Instantly Gain 10 -15 Hp. / Tq.

Fitment:

FOR 67-74 SBC V8 LS/LS1-LS6 LSX