2" Phenolic Carburetor Spacer 4150 Open Plenum - Proflow PFECS400

2" Phenolic Carburetor Spacer - Open Plenum Design

Improve your engine's air/fuel mixture and performance with this precision-engineered phenolic spacer. The open plenum design optimizes airflow for maximum power delivery across the RPM range.

• Performance: Boosts air/fuel mixture for improved throttle response and power
• Fitment: 4150 Holley square bore carburettors
• Design: Open plenum for unrestricted airflow
• Material: Phenolic plastic for superior heat insulation
• Thickness: 2 inches
• Complete kit: Includes mounting studs and gaskets
• Australian stock: Fast shipping from our Perth warehouse

Phenolic construction provides excellent thermal insulation, keeping your carburettor cooler and preventing heat soak. Essential for performance builds where consistent fuel delivery is critical.