Out of stock
SKU: PTN7-1711BL
UPC: 636169135132
MPN: 7-1711-BL
The GM Radiator Insulators S.B. 68-87 by PROTHANE are essential components for thermal management in GM small-block Chevrolet engines manufactured from 1968 to 1987. These insulators are crucial for maintaining optimal engine performance by reducing heat transfer from the radiator to the engine block.
Designed to create an air gap that minimizes conductive heat transfer, these insulators help maintain consistent coolant temperatures, preventing overheating and detonation in modified engines. Made from durable materials, they resist coolant degradation and maintain their shape over time, ensuring reliable performance.
Ideal for street machines, weekend racers, or daily drivers, these radiator insulators are a cost-effective upgrade that enhances reliability and drivability. They install easily between the radiator support and the radiator core, requiring no modifications for a direct fit.
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