Nitrous Oxide 0.500 Polished Billet Square Bore Perimeter Injection Spacer Plate Speedmaster designed a one-piece forged

Speedmaster designed a one-piece forged steel turbine hub to prevent ballooning

enhancing performance under high-stress conditions

They feature greater strength and durability

These rear-ends have a reputation for being tough to handle the abuse of Circle Track racing

Nitrous Oxide 0.500 Polished Billet Square Bore Perimeter Injection Spacer Plate Speedmaster designed a one-piece forgedThese 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.