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The Nitrous Express 4150 4‑bbl Stage Six nitrous plate adapts to 4150 flange carburetor setups and provides stepped jet sizing for 50–300 horsepower stages. It’s a plate-only delivery option intended for builders using a 4‑barrel 4150 carburetor pattern, supplying precise nitrous stages while allowing installers to pair it with their chosen solenoids and plumbing for staged power increases.
Nitrous Express 4150 4-BBL Stage Six Plate Only (50-300HP)
