Genuine Honda | Auxiliary Belt AC Delete | K20C1DESCRIPTION The force required to drive all of the ancillary components is high and a great deal of force is required to turn them, This means the auxiliary belt needs to be of a high quantity to be able to withstand these forces and for long periods of time. Also, the auxiliary belt is subject to the elements this is due to the belt being fitted on the outside of the engine. Therefore the belt needs to be able to withstand these conditions. Honda