See also:

Checking the clutch function
Check the clutch engagement and disengagement. 1. With the engine idling, check that there are no abnormal noises when the clutch pedal is depressed, and that shifting into 1st or reverse feels ...

Recommended grade and viscosity
Each oil manufacturer has its own base oils and additives. Never use different brands together. For details, refer to “Manual transmission, front differential and rear differential gear oil”. ...

The Inside
While it's possible to get fairly comfortable in many cars, it's not every day that you feel like everything is right in terms of your driving position, and that's how I felt in the Impreza 2.5GT. ...