Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Natural - GM LS-Series (Pair) ARP627-3000 Lightweight counterweight design for reduced

Lightweight counterweight design for reduced weight and lower moment of inertia

510″ (4 x 140mm)

The kit comes with a 5 degrees

Each and every part we design is unique and meets only the highest DSE standards for fit

H-3 Halogen

Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Natural - GM LS-Series (Pair) ARP627-3000 Lightweight counterweight design for reducedFor applications or projects where our standard LS swap manifolds (8501HKR, 8502HKR, 8503HKR series) don't quite fit and our "center dump" manifold (8504HKR) exits too far forward, our new "rear dump" cast iron swap manifolds have arrived. These differ in that they exit in a straight down fashion much like a block hugger header but exit more toward the rear of the engine than our "center dump" manifolds. Cast out of the same Hi Silicon Moly Ductile