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")

• Gaskets NOT included