2018 Evo 80 Jr.



Engine Specs:

Type: Single cylinder, 2-stroke, liquid-cooled w/ reed valve
Bore: 48mm
Stroke: 44mm
Displacement: 79.6cc
Compression Ratio: 14.7:1
Ignition: Electronic
Spark Plug: Champion RN3C
Lubrication: Pre-mix (synthetic oil)
Carburetor: Dell’Orto 21mm
Clutch: Wet multi-disc
Transmission: 6-speed

Chassis Specs:

Frame: Steel frame w/ engine as support    
Wheelbase: 47.6”
Seat Height: 24.4”
Ground Clearance: 11.8”
Footrest Height: 12.2”
Dry Weight: 132.2 lbs. dry
Fuel Tank Capacity: 0.7 US gallons
Front Suspension: 33mm Paioli
Rear Suspension: Single shock, adjustable dampening & spring preload
Front Wheel Travel: 6.3”
Rear Wheel Travel: 5.7”
Final Gearing: 11t front, 54t rear
Front Brake: 175mm rotor w/ 4-piston caliper
Rear Brake: 150mm rotor w/ twin-piston caliper
Front/Rear Rim: 19” (Front) 17” (Rear)                        
Front/Rear Tire: Trial Type
Warranty: 6 month Limited Warranty

*specifications subject to change without notice.
Additional information on all models including manuals, accessories
and parts books are available online at BetaUSA.com under Support.