Motor State Distributing has set the pace for high-performance automotive components for racing, street and off-road use.Features. 4-Hole Phenolic Spread Bore 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- SKU: MTRST74611
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