Tag Archives: NOS

NOS: Dry Nitrous Spacer Plate for Holley LS Hi-Ram EFI Intake Manifolds

These sandwich-style plates from NOS give you an easy way to add nitrous oxide to your Hi-Ram–equipped LS engine. Machined from billet 6061-T6 aluminum, these plates are anodized for great looks and excellent corrosion protection.

The one-piece design features machined passages that precisely spray into the center of each cylinder. Plate includes jetting for up to 250 HP but can support more than 1,000 HP. Includes a NOS plate, gasket, jet holders, and jets. Available in two finishes: Black (12535BNOS) or Silver (12535NOS).

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