Vibrant Performance VanJen Clamp Ferrule - 2.5 in OD Tubing to 2 in Clamp - O-Ring Included 931072 The reason for spread port

The reason for spread port heads is to achieve additional cooling in the center of the head where the heat concentration is greatest

ChevySince 1938

Model 8004

Honda 4-Cylinder

Vibrant Performance VanJen Clamp Ferrule - 2.5 in OD Tubing to 2 in Clamp - O-Ring Included 931072 The reason for spread portProduct Description: VanJen Clamp Ferrule 2. 5 in OD Tubing to 2 in Clamp O Ring Included Aluminum Natural Sold Individually Vibrant Performance was established in 1997 to design and produce Exhaust and Induction components for the Sport Compact performance market, which, at the time, was a small but rapidly emerging segment of the high performance aftermarket. Since that time, this market has exploded, becoming a global phenomenon in the process and