Ravenol Motobike 4-T Ester SAE 10W-40 is a semi synthetic engine oil which was especially produced for 4 stroke motorbikes. It provides a fuel saving operation of the engines. With Ravenol Motobike 4-T Ester SAE 10W-40 a solid and high loadable engine oil was developed for superior engines of motorbikes with wet couplings and oil lubricated couplings. The excellent cold start behaviour provides an optimum lubrication safety during the cold run phase. Ravenol Motobike 4-T Ester SAE 10W-40 fulfils the high tech demands of the latest powerful engine generation.