ICT Billet LS LS1 Coolant / Steam Port Block off Plate Set

Simplify your coolant crossover plumbing by covering the front or rear ports in your cylinder heads Includes all components to seal off one pair of ports; one left and one right side port Compatible with all GM LS series engines Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum Can be installed on the front or rear of the cylinder heads