Magneto Coil (Stator) for 50cc GY6 style 4-stroke ATVs. 8 Pole, 4 wire for standard DC fired ignition systems. Approximate dimensions: Mounting hole distance of 4.1cm from center hole to center hole with a wire length of 56.5cm.Approximate dimensions:Outside Diameter: 88.1mm. Centre Hole Diameter: 29.2mm. Mounting Hole (centre-centre): 40.7mm. Bolt Hole: 6.1mm. Harness Length: 54cm. Pickup Wire Length: 12cm. Pickup Hole (centre-centre): 35mm.