Nitrous Express NX678 Assassin Plate Conversion 4500 ProPower Nitrous Kit

The Nitrous Express NX678 Assassin Plate Conversion is a high-performance nitrous oxide plate system designed for 4500-flange (Dominator-style) carbureted applications. This ProPower-series conversion kit transforms a standard 4500 carburetor setup into a capable nitrous-injected powerplant, delivering consistent and reliable power gains on the strip or street.

The Assassin plate design is engineered to distribute nitrous oxide and fuel evenly across the intake, ensuring optimal atomization and cylinder-to-cylinder consistency. Built with the quality and precision that Nitrous Express is known for, this plate integrates seamlessly with 4500-flange intakes and carburetors commonly found in high-horsepower racing applications.

Key Features:

• Designed for 4500-flange (Dominator-style) carburetor applications
• Part of the Nitrous Express ProPower plate system lineup
• Assassin series plate conversion for efficient nitrous and fuel distribution
• Precision-machined construction for consistent flow and reliable power delivery
• Compatible with Nitrous Express nitrous system components and solenoids
• Ideal for drag racing, bracket racing, and high-performance street/strip builds

Nitrous Express has been a trusted name in nitrous oxide systems since 1995, offering products built to meet the demands of serious racers. The NX678 Assassin Plate Conversion is a bolt-on solution for those looking to add nitrous capability to an existing 4500-flange induction setup without extensive modifications.