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Compatibility of E10 fuel with Porsche vintage cars and recent classicsVerify your classic car‘s compatibility of E10 fuel with the help of our overview

E10 is a fuel which contains a higher proportion of ethanol than previous petrol formulations. The “E” stands for ethanol. The number “10” indicates that the fuel contains up to 10% ethanol. Previously the proportion of ethanol in petrol was up to 5%.

E10 fuels are suitable for refuelling and thus for running all Porsche vehicles as of year of construction 1996. Specifically, the Boxster (model year 1997) and Carrera (model year 1998) models onwards.

These new fuels, which can include up to 10% ethanol in the future in accordance with new statutory regulations, can be used in all new Porsche vehicles without any problems.

The fuel types Regular E10 (91 RON) and Unleaded E10 (95 RON) are not suitable for use in the following Porsche vehicle types:

Type Year of construction
356 1950-65
911 1965-89
912 1965-69; 1976
964 1989-94
993 1994-98
959 1988-89
914 1970-77
924 1976-88
944 1981-91
968 1991-95
928 1977-95

These Porsche vehicles may not be run on E10 fuel. As an alternative, Super unleaded (98 RON) can be used. With a maximum bioethanol content of 5% (E5 fuel), Super unleaded is compatible with these vehicles.

Please contact your nearest Porsche Centre for more detailed information.

5/23/2011