Nitrous Express 67540-00 4150 Assassin Nitrous Plate System 100-500HP

The Nitrous Express 67540-00 Assassin Nitrous Plate System is a high-performance direct-port nitrous delivery system designed for 4150-style carburetors. This Pro Power plate is engineered to support power gains ranging from 100 to 500 horsepower, making it ideal for street/strip applications and serious performance builds.

Key Features:

• 4150 Flange Design: Fits Holley 4150-style carburetors and compatible intakes
• Pro Power Configuration: Supports 100-500 horsepower nitrous shots
• Precision-machined aluminum construction for durability and optimal flow
• Direct-port spray bar technology ensures even nitrous and fuel distribution
• Integrated fuel and nitrous passages for clean installation
• Designed for use with Nitrous Express solenoids and controllers

The Assassin plate installs between your carburetor and intake manifold, providing a clean and effective method for nitrous injection. This system requires separate purchase of nitrous bottle, solenoids, lines, and activation switches. The precision-engineered spray bar design ensures optimal atomization and distribution across all cylinders for maximum power and reliability.

Note: This is the plate system only and does not include a nitrous bottle. Complete installation kit with solenoids, lines, and fittings sold separately.