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Open Plenum Design 1" Carb Spacer
• IMCA Approved carburetor spacer for 604 Crate engines
• Advanced plastic compound, specially formulated to reduce heat conductivity 10 times greater than aluminum
• Reducing fuel temperature inside the carburetor results in a denser, more powerful fuel charge to the manifold
• Includes all mounting hardware (stud length 2-11/16")