Distribution block is machined with two -10 ORB ports in the front and rear, two -8 ORB ports on the side and twelve -3 ORB ports on the side to plumb fuel lines into. Mounting pad is set up with two 3/8" bolt holes on a 4.430" spread which is common on most all carbon fiber hats in the racing industry. Machined from billet aluminum to keep it lightweight and anodized for corrosion protection. Distribution block dimensions are 3.820" x 1.340" x 1.240".