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Look closely and you’ll see a big, red intake plenum under the hood of this ’95 GMC Suburban. It’s one of about five John Lingenfelter built with fuel-injected 605-inch big-blocks. With more than 800 lb-ft on tap, this 5,300-pound 4x4 behemoth ran bottom-14s, raising eyebrows as its numbers lit up the board. The story is that LPE built the 605ci packages for several Suburbans developed through GM for customers in Saudia Arabia.