A nitrous-oxide system for an engine includes a nozzle coupled to a nitrous-oxide bottle by a nitrous oxide line. A nitrous-oxide valve is coupled to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle. A control switch, operatively coupled to the nitrous-oxide valve. A pressure regulator, coupled to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle, and is capable of regulating pressure of the nitrous-oxide. The nozzle can be positioned adjacent a carburetor inlet to force nitrous-oxide into a carburetor throat.
PRIORITY CLAIM
This application is a continuation in part of U.S. patent application Ser. No. 11/298,291, filed Dec. 9, 2005, now abandoned which claims priority of U.S. Provisional Patent Application Ser. No. 60/635,211, filed Dec. 10, 2004, is claimed, which are herein incorporated by reference.