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The Nitrous Express Gemini Pro-Power Alcohol kit for 4150 flange carburetors provides single-stage direct-port distribution and jetting for 100–500 HP, and ships with a 10 lb nitrous bottle. The system includes Lightning solenoids, a heavy-duty 40A relay, stainless bottle brackets and an extra 4AN supply line, delivering improved atomization without spray bars that can sag or disrupt airflow.
Nitrous Express 4150 Gemini Pro-Power Alcohol Nitrous Kit (100-500HP) w/10lb Bottle
