Butler Performance Inc. - CNC Ported Cylinder Heads

Cylinder Heads / Top End Kits - CNC Ported Cylinder Heads
Your engine will only make a much power as the amount of fuel and air that can get in. Butler CNC Ported cylinder heads takes Edelbrock castings and opens the ports up to a variety of sizes for your application. All of our port modeling is done in house so we have control over port design and flow.

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Cylinder Heads / Top End Kits - CNC Ported Cylinder Heads - D-Port Ported Cylinder Heads
BP has conducted extensive flow bench, dyno, and track testing with these heads, all resulting in great performance numbers. We have cylinder head packages for any application, from 7-second...More Details »
Cylinder Heads / Top End Kits - CNC Ported Cylinder Heads - Rd-Port Ported Cylinder Heads
BP has conducted extensive flow bench, dyno, and track testing with these heads, all resulting in great performance numbers. We have cylinder head packages for any application, from 7-second...More Details »
Cylinder Heads / Top End Kits - CNC Ported Cylinder Heads - Victor Pro Port Cylinder Heads
Edelbrock Aluminum Pro Port Cylinder Heads Victor Pro-Port Raw:  These new heads are the ultimate choice for extreme Pontiac race applications. They feature raised intake port openings...More Details »
Cylinder Heads / Top End Kits - CNC Ported Cylinder Heads - Wide Port Cylinder CNC Heads
Butler Performance's CNC wide port Edelbrock heads are some of the best flowing Pontiac heads available today. These heads have completely CNC ported intake and exhaust runners, so they are much...More Details »