Boost Cooler Carburetor Adapter Plate 4150 - Water-Methanol Injection for Carb Engines
Efficient water-methanol integration for classic 4150-style carburetors - perfect for racing and performance setups.
This precision-machined adapter plate allows you to easily install a water-methanol injection system between your carburetor and intake manifold. Designed to fit all standard 4-barrel carburetors using the 4150 flange (Holley, Edelbrock, Carter, etc.), it supports up to four injection nozzles for even distribution across all cylinders.
Made from durable, hard-anodized T6061 aluminum and CNC-machined for optimal fit and reliability under high-heat, high-boost conditions.
Key Features:
- Fits all 4150-style 4-barrel carburetors (Holley, Edelbrock, Carter)
- Supports up to 4 water-meth nozzles - customizable injection setup
- Precision 5/8" (15.8 mm) plate thickness - stable under heat
- Ideal for Boost Cooler and other water-methanol systems
- Clean, reversible installation with no permanent modifications
Technical Details:
- Material: CNC-machined T6061 aluminum, hard anodized
- Plate thickness: 5/8" (15.8 mm)
- Ports: 4 × 1/8" NPT27 for Boost Cooler Nozzles
- Carb compatibility: 4150-style / 4-barrel
- Mounting Hardware and Gaskets included
Note:
Matching injection nozzles and the Boost Cooler system are sold separately. Mounting injector nozzle below throttle plate requires a Solenoid Upgrade (Item No. SP30105).
