The following information is intended as a guide to be used for evaluating belt construction@ source approval@ and quality audit. This recommendation has been prepared from existing literature@ including standards@ specifications@ and data supplied by both producers and users. These recommendations cover drive layout details and V-belt testing methods@ including test layout pulley diameters@ torque loads@ and guidance for interpreting test data. The application of these automotive V-belts is to power engine or vehicle assessor that are physically attached to the engine.