fastest 4 cylinder, what are peoples thoughts ????????????????????????????????? Engine wise, many say it is the Suzuki hayabusa; iknow its a bike engine but it is a really fast four. S2000: F22C1 or F20C Porsche 3.0 L four in 944 S2 and 968 largest 4 cly :General Motors' Vortec 2900 in the GMC Canyon and Chevrolet Colorado small pickup trucks