1" Aluminum 4150 CNC Machined Carburetor Spacer Square Bore 4 Port - Blue Made from CNC machined billet

Made from CNC machined billet steel for heady duty applications

Our dual plane big block manifold is now available with rectangular ports

a chrome dipstick head with an O-ring seal

Speedmaster fuel injectors offer precision control of fuel delivery and atomization for increased power

Speedmaster reusable hose ends are easier to install than cutter-style fittings and are more user-friendly

1" Aluminum 4150 CNC Machined Carburetor Spacer Square Bore 4 Port - Blue Made from CNC machined billetIndividually milled from super durable 6061 T6 aluminum billets, these CNC machined Speedmaster carburator 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