Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Natural - GM LT-Series (Pair) H766003L Moroso asked top engine builders

Moroso asked top engine builders and race teams to give their input during development

1991-1998 GMC K2500

Molded Ear Domes

1965-1974 Chevrolet C20 Pickup

not hot-wound

Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Natural - GM LT-Series (Pair) H766003L Moroso asked top engine buildersFor applications or projects where our standard Gen V LT swap manifolds (BHS516 and BHS3116 style) don't quite fit and our "center dump" manifold (BHS5188) 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 Iron