Datasheet:

Single-cylinder 2 stroke engine with reed valve admission in the crankcase
Displacement 125cc
39Hp (KF1), 37Hp (KF2), 26Hp (KF3) at 12.000 rpm
Mixture-lubricated
Liquid-cooled with integrated water pump
Digital ignition
Electric starter
Balancer shaft
Valve exhaust (KF1,KF2)
Monolith centrifugal dry clutch
Bore-stroke 54 X 54 mm
Number of transfer ducts: 5/3
Max rpm electrically limited: 16.000 rpm for KF1, 15.000 rpm for KF2, 14.000 rpm for KF3

RAD, this is the name of Vortex new engine, which is homologated for 2010-2012. The brand new Rad is homologated CIK FIA 38/M/18 for the KF, KF1, KF2, KF3, KF4 categories.
This engine is the natural and advanced evolution of the victorious RAV. RAD is projected on the same technical concept of the RAV, but Vortex has developped and improved the special characteristics that made the old RAV the leader in the races during the last 3 years.
Vortex RAD is a 125 cc single-cylinder 2 stroke engine with reed valve admission in the crankcase. It is mixture lubricated and liquid-cooled with integrated water pump.

(Battery can not be shipped by air)