Moroso 64943 - 1/2" Phenolic Carburetor Spacer

• Advanced phenolic 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
• Insulating phenolic spacers come pre-drilled for alignment pins
• Gaskets not included
• Four hole plenum design with 1.75" bores.
• Fits 4150/4160 Carbs.