Motorsport Gearbox & Diff Oil-Cooler Pump Cold-Viscosity Drop & Spray-Nozzle Sizer

Deterministic ASTM D341 Walther viscosity-temperature log-log equation + laminar Hagen-Poiseuille viscous ΔP & spray-bar orifice discharge coefficient engine (.json, .csv, .pdf) built for Tilton Engineering, Mocal / Think Auto, Setrab ProLine, Drenth / Sadev — zero-upload ephemeral Wasm RAM execution.

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