In this classic Top Gear segment, “Jeremy Clarkson looks at the Porsche 911 Turbo and the 911 C4S (non turbo) — clip begins with a very scientific explanation of understeer and oversteer.” Watch after the jump.

In this classic Top Gear segment, “Jeremy Clarkson looks at the Porsche 911 Turbo and the 911 C4S (non turbo) — clip begins with a very scientific explanation of understeer and oversteer.” Watch after the jump.