Cummins Inc. (NYSE:CMI) is one of the relatively cheap S&P 500 stocks Jim Cramer talked about. Cramer highlighted headwinds and positives around the company, as he said: “Cummins, CMI, works too. Their company’s core truck engine business has headwinds from the prolonged weakness in the freight market. But Cummins has underappreciated data center exposure, making backup power generators for these warehouses full of servers that cannot go down.” A laptop and a computer monitor display a detailed stock m ...