2" Aluminum Open Carburetor Spacer [Kit] These manifolds require a universal

These manifolds require a universal 4-barrel throttle body

Aluminum Roller Rocker Arms 1

Suits: 1-149-004 and 1-149-005 Manifolds

Four corner water ports

2" Aluminum Open Carburetor Spacer [Kit] These manifolds require a universalIndividually milled from super durable 6061 T6 aluminum billets, these spacers can handle anything your vehicle can dish out. They're so tough, they're guaranteed for life. The precise design of these Speedmaster carburetor spacers provides a smooth transition of fuel from the carburetor to the intake manifold, to increase flow for more performance. They also help to insulate the carburetor from engine heat and provide clearance for linkages.