![aprilia rs 660 aprilia rs 660](https://www.motopinas.com/images/posts/post11410.jpg)
The powerplant retains the 81mm bore of its V-4 brother, but uses a longer 63.9mm stroke. The same engine will underpin the upcoming models. In overly simple terms, Aprilia cut off the forward two cylinders from its RSV4/Tuono 1100 to create the compact 659cc parallel-twin seen here. 2021 Aprilia RS660 The HeartĪn engine is any motorcycle’s heart, and the RS660’s powerplant is nearly all new. Coming soon will be a Tuono version (see sidebar), and later this year, an adventure-styled Tuareg model.
![aprilia rs 660 aprilia rs 660](https://cdn.motor1.com/images/mgl/AewQ9/s1/2020-aprilia-rs-660.jpg)
“This is the beginning of a range of bikes we’re working on,” says Miguel Galluzzi, head of Piaggio Design Center, who famously penned Ducati’s original Monster as well as Aprilia’s RSV4 and this new 660. It has, by far, the most elaborate electronics in its class, is powerful enough to satisfy most street riders, and displays high-level cornering chops that will please aspiring racers. This new Aprilia throws an invigorating new option to sporting middleweight customers. All four of the Japanese four-cylinder 600s are thrilling rides, but none of them are as comfortable or as technologically advanced as the Aprilia RS660.
![aprilia rs 660 aprilia rs 660](https://img.indianautosblog.com/2019/10/29/aprilia-rs-660-eicma-2018-side-profile-6677.jpg)
6 min read Middleweight sportbikes are phenomenally fun on a race track, but their sporty breeding makes them suffer in routine street duties and during longer-distance riding.