PowerFlow Small Block Manifold Kit Black 

PowerFlow Small Block Manifold Kit Black (Sold in pairs)

These manifolds were designed for big horsepower 350 cid to 427 cid engines that are making 350 HP Plus. Manifolds have a 1 1/2" I.D. runner with a tall D port entry. The outlet is 3" with a stainless steel air straightened plate to direct exhaust into riser for maximum scavenging. Manifolds will work with angled spark plugged heads or straight spark plugged heads. Also you can use tall valve covers for various rocker arm assemblies and stud girdle. Manifolds are available in black powder coated, hard anodized or polished in standard or recirc manifolds.