Engine: The 660 Twin—This Is Where It Comes Into Its Own

The 659 cc parallel twin is familiar from the RS 660 and Tuono 660—as a sporty street engine that loves to rev and was developed for asphalt enthusiasts. Something interesting happens in the Tuareg: Aprilia has tuned it for a broader, more usable torque curve. It produces 70 Nm at 6,500 rpm, with 80 percent of that torque already available from 3,000 rpm. That sounds technical, but in practice it means you can pull away on a loose gravel road in third gear at idle without stalling. The engine forgives the kind of misgftvryjpeevgmbtmgdulmfmfpktkzealrtfxrzvllb

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