Toda Racing - Intake VTC Control Cam Sprocket 40 degree - Honda - K20 AllSpecifications: Manufacturer: Toda Racing Reference Number: 14210 K20 V40 The K20A VTC (Variable Timing Control) is designed to work with the standard pistons and camshafts. If used with either high lift camshafts and or high compression pistons, the standard VTC and standard ECU settings may cause the valves to come close or in some cases touch the piston. (TODAs A3 cam and larger require the clearance to be checked). Retaining the VTC system for the