This radiator is a Direct Fit® for all 1961-62 Corvette small block engines with manual transmission. Inlet and outlet are on the passenger side. This radiator features factory type press formed end tanks, dual row core, and serpentine fins. This radiator will provide 30% more cooling than the stock copper unit and half the weigh. It is also epoxy free. It will fit into the stock core support and uses the original factory hoses.