The Shocking Truth Behind Aprilia's Deadly RSV4 Engine!

Aprilia didn’t build the most powerful superbike… they built the smartest one.

With “only” 217 horsepower, the RSV4 shouldn’t beat machines like the Ducati Panigale V4 or Kawasaki H2. But on track, it does — again and again.

The secret? A single number: 65°.

This is the story of how Aprilia’s radical V4 engine design rewrote superbike engineering, won championships, and proved that performance isn’t about power… it’s about control.
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