Kelford Cams - Mitsubishi 4G63 Single Cam GearTorque to 45 Inch Pounds lb By using modern CNC machinery and small batch runs with strict QC processes employed at each step in the production process we have been able to deliver a product with the best tolerances and quality levels in the industry. The gears have been CNC machined from highest quality 6061 T6 aluminium to more precise tolerances than original OEM gears. The tooth edges have been bevelled to increase belt life and then hard anodised