Fuel, engine oil and coolant recommendation

Engine oil

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Oil quality is a major contributor to your engine's performance and life. Always select good quality engine oil. Suzuki recommends the use of suzuki performance 4 motor oil or equivalent engine oil. Use sf/sg or sh/ sj with jaso ma in api (american petroleum institute) classification.

Suzuki GSX-R. Engine oil

Api: american petroleum institute jaso: japanese automobile standards organization

Sae engine 011 viscosity

Suzuki recommends the use of sae 1 ow-40 engine oil. If sae 10w-40 engine oil is not available, select an alternative according to the following chart.

Suzuki GSX-R. Sae engine 011 viscosity

Jaso T903

The jaso t903 standard is an index to select engine oils for 4- stroke motorcycle and atv engines. Motorcycle and atv engines lubricate clutch and transmission gears with engine oil. Jaso t903 specifies performance requ irements for motorcycle and atv clutches and transmission.

There are two classes, ma and mb. The oil container has following classification for confirming the standard.

Suzuki GSX-R. Jaso t903

  1. Code number of oil sales company
  2. Oil classification
Energy conserving

Suzuki does not recommend the use of "energy conserving" oi ls. Some engine oils which is api sh or greater has "energy conserving" indication in api classification doughnut mark.

These oils can affect engine life and clutch performance.

Test yourself

A quick Suzuki GSX-R 1000 quiz: every answer comes with an explanation and a link to the manual page.