Hooker BlackHeart Cast Iron Center Dump Exhaust Manifold - Black Ceramic Coated - GM LS-Series (Pair) 823003 Upper 5/8 in Monoballs

Upper 5/8 in Monoballs

The runner design is "tuned" for peak torque around 3500 rpm on a 350-inch engine and its ideal for power from off-idle to 5500 rpm

748" long pushrod set works perfectly with High Energy or Magnum rockers

Easy installation and top components provide the best in communication

Fittings not included

Hooker BlackHeart Cast Iron Center Dump Exhaust Manifold - Black Ceramic Coated - GM LS-Series (Pair) 823003 Upper 5/8 in MonoballsFor applications or projects where our existing LS and LT swap manifolds don't quite fit or you need an exit point further forward in the engine bay to avoid the steering shaft, a starter, or some other component, our new "center dump" cast iron swap manifolds are the solution. Cast out of the same Hi Silicon Moly Ductile Iron as our 8502HKR and BHS516 lineup, it will be tough to find a more durable, streamlined, and quiet exhaust option. Available in