Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Black Ceramic Coated - GM LT-Series (Pair) YA0825MM25 Its progressive layering provides great

Its progressive layering provides great filtration efficiency and dust holding capacity

400ci external balance

Designed and calibrated for small cubic-inch engines such as 305 c

Protect Engine From Overrev Damage w/Rev Limiter

Hooker BlackHeart Rear Dump Cast Iron Exhaust Manifold - Black Ceramic Coated - GM LT-Series (Pair) YA0825MM25 Its progressive layering provides greatFor 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