Nitrous Oxide 0.500 Blue Billet Square Bore Perimeter Injection Spacer Plate then these billet aluminum oil

then these billet aluminum oil pumps pickup are the only way to go

If using a metal line

These hex head style valve cover nuts from Speedmaster make valve cover installation and removal easy and hassle-free

Includes spindle

Nitrous Oxide 0.500 Blue Billet Square Bore Perimeter Injection Spacer Plate then these billet aluminum oilThese 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.