Demand has been steadily growing for high-horsepowered four-pot tractors. We run through the good, bad and ugly of three second-hand options from Claas, Valtra and John Deere. Ten years ago the biggest four-cylinder tractor you could buy hovered around the 140hp mark. Now that figure stands closer to 170hp as manufacturers push the boundaries in squeezing ever more muscle out of their frugal four-pots. If manouevrability and a light footprint are your key concern then this makes sense, but of […]