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Yamaha KT100J

Yamaha power plants have a reputation for reliability and affordability that other manufacturers dream of emulating, due to their tough construction, ease of tuning and maintenance, and economical tear-down intervals.
Karting is one of the most exciting, affordable and enjoyable of motorsports – it’s the Formula One of the masses! The fact that a great many F1 champions have their roots in the sport of karting is a testimony to the sport’s ability to teach sharp machine control techniques and a feel for speed that lasts a lifetime.

KT100J Engine Specs

Engine Type 2-stroke, air-cooled, single cylinder, piston port
Displacement 98.0 cc
Bore x Stroke 50 x 50 mm
Compression Ratio 7.6 : 1
Lubrication System Premix - 20:1 Yamalube 2R
Fuel Management Walbro WB-3A
Ignition TCI
Starter System Push or (optional recoil starter)
Final Transmission PTO for clutch or direct drive