OPL Aluminum Performance Radiator for 1955-1957 Chevrolet Bel-Air 3.9L (Automatic Transmission)

All aluminum alloy construction assembled using 100% precision TIG welds. Epoxy free construction - nothing to crack, chip or leak. Full 10 year manufacturer's warranty. OPL cooling technology provides up to 30% increase in heat transfer. Our products are designed as an OEM replacement for flawless installation. Built with the OPL cooling technology, our louvered fin design assists in the transfer of heat for optimal performance. For those who push their engines under extreme conditions, we offer dual and triple pass designs. Our products are built to last with all welded high grade all aluminum construction which allows OPL products to withstand the test of time. Our extra heavy reinforced die stamped tanks also provide extra rigidity and our heavy wall inlet and outlet fittings provide a secure hose connection for optimal performance.