A set of camshafts suitable for NA 1.8 naturally aspirated engines. The camshafts are recommended for engines that are to be operated with a stock control unit and stock intake. We recommend adjustable camshaft belt pulleys for the camshafts. The camshafts are part of the complete engine NA 1.8 naturally aspirated stage 1 and the engine parts package NA 1.8 naturally aspirated stage 1. With these camshafts only the original camshafts are to be replaced, no replacement of springs or the like is necessary. Only the recommended camshaft belt pulleys can be installed.