In this example, the pressure angle is 20 degrees as shown by the red lines. Note that there is no direct way to specify the size of a gear. The diameter of a gear depends on its tooth count and tooth ...

Is gearbox oil really that important? Keeping your car’s engine and its various components lubricated is essential to maintain smooth running and reliability, but there’s more to it than just keeping ...

The sharpness of the gearbox in this mode can be jarring sometimes, with our test car experiencing some worrying hesitation on more than one occasion, including not shifting out of 1st gear in RS ...

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