Moroso Carburetor Spacer, 1/2", 4-Hole, 1.75" dia. Bores Phenolic 4150/4160

• 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

*Not legal for sale or use on pollution-controlled vehicle