- Jan 19, 2021
We are looking at a possible winner here.The 3 cylinder does not have a gear reduction in the engine like the Apex 4 cylinder. The triple spins at more belt friendly RPMs than the 4 cylinder, so it doesn't need it for the sleds. There is a gear reduction in the transmission before the clutch.The Yamaha 3 cylinders as used in the Nytro snowmobiles and others. The link to the new engine I gave you above is it.