2021 Moto Guzzi V7 Stone First Ride Review. From the 2019 Moto Guzzi V7 lineup to the 2019 Moto Guzzi MGX-21 Check out the technical specifications and retail pricing for all 2019 Moto 2020 Moto Guzzi V7 Stone Specifications Spec, Photos, and Model Information / / Start Price. $8,490. Displacement (cc) 744. Horsepower (bhp) 52. Torque (Ft Lbs) 44.3. 2017 Moto Guzzi V7 III Stone – www.Totalmotorcycle.com European Specifications/Technical Details Europe/UK MSRP Price: £ GBP (On The Road inc 20% Vat) Displacement 744 cc Bore 80 mm Travel 74 mm Timing system 2 valves with light alloy pushrods and rockers Max Power 38 kW (52 HP) at 6200 rpm Maximum torque at crankshaft 60 Nm at 4900 rpm 2020 Moto Guzzi V7 III Stone S Moto Guzzi. 2020 Moto Guzzi V7 III Claimed Specifications. Price: $8,490-$9,990: Engine: Air-cooled, 90-degree transverse V-twin: Displacement: 744cc: Bore x Stroke: vl3YYVP.