The 660cc, parallel-twin engine now runs 52 mm throttle ... this cubic capacity range, so kudos to Aprilia. The package ...

Specifically, Aprilia designed the RS 660 with what it's calling a "double ... extra cc's), but the RSV4 RR gets the tweaked 1,000-cc engine and the 201-hp headline figure. The RR is as close ...

As with the other 660 bikes among Aprilia’s lineup, the RS 660 utilizes a 659cc parallel-twin engine which makes 100 hp and just under 50 lb-ft of torque. Weighing in at a meagre 403 lb curb weight, ...

Aprilia RS 660 is powered by 659 cc engine.This RS 660 engine generates a power of 100 PS @ 10500 rpm and a torque of 67 Nm @ 8500 rpm. The claimed mileage of RS 660 is 20.4 kmpl. Aprilia RS 660 ...

The Aprilia RS 660 debuted in 2021 and truly shook up the ... The 660cc, parallel-twin engine now works in tandem with 52 mm throttle bodies (up from 48 mm) to produce 105 horsepower (up from ...

Like, for example, the Aprilia RS 660. There's one I see regularly ... along with new aerodynamic winglets, as well as a new ...

Soon after, Aprilia followed up the very well-received RS 660 with the Tuono 660, a naked version of the RS 660, in essence. The Tuono 660 featured the same engine as the RS 660 but was designed ...

2 parallel forward facing cylinders, 4 valves per cylinder, liquid-cooled with Ride-By-Wire 4 Valve per cylinder, counter rotating crankshaft, semi dry sump, liquid cooled ...

The exotic styling, compact packaging, and small-displacement engine piqued my interest, given that the RS 660 sat at the top of my list of favorite new sport bikes, then and now. But Aprilia reps ...