Nitrous Oxide 0.500 Polished Billet Square Bore Perimeter Injection Spacer Plate Designed for engines producing up

Designed for engines producing up to 500hp

enhancing performance under high-stress conditions

Speedmaster aluminum LS valve covers will give your LS series engines a totally new look

Manufactured from billet steel

Nitrous Oxide 0.500 Polished Billet Square Bore Perimeter Injection Spacer Plate Designed for engines producing upThese Speedmaster perimeter plates employ multiple injection points to ensure that a perfectly atomized, cylinder to cylinder balanced blend of fuel and nitrous reaches your engine. The technology eliminates nitrous delivery imbalance, the major drawback with spray bar type nitrous systems. The plates are manufactured from aluminum and are anodized for protection.