Thunde� Strok� 111 specifications Engine Overview Displacement Maximum Engine Torque Engine Type Cooling system type Idle speed +/-50rpm Max Engine speed
111 c.i. (1811 c.c.) More than 115 ft-lbs (156 N*m) 49 deg V - Twin Air Cooled with Integrated Oil Cooler 800 RPM 5500 RPM
Valvetrain Valves per cylinder Actuation Lifter Type Compression Release Bore Stroke Target Compression Ratio Balancer Type
2 Three-Cam, Push-rod, OHV Hydraulic Yes, Automatic 3.98 in (101 mm) 4.45 in (113 mm) 9.5: 1 Helical Gear Primary Balancer
Drive Train Primary Drive No. of Ratios Spur/Helical Gear Ratios (overall) 1st 2nd 3rd 4th 5th 6th Final Drive Clutch Type
Gear 55/86 ratio 6-speed Overdrive constant mesh 1st Spur, 2-6 Helical 9.403 6.411 4.763 3.796 3.243 2.789 Carbon Fiber Reinforced Belt 30/66 ratio Multi-plate, Wet clutch, Integral Damper
Fuel Induction system Throttle actuation Throttle Diameter Fuel Delivery type Fuel Type
Electronic Throttle Control 2.13 in. / 54 mm Electronic Sequential Port Fuel Injection Premium recommended
Lubrication system Oil Type Sump type
20W-40 Semi-dry