YX 140cc, Electric Start, 4 Speed Semi Auto Engine

⚙️ YX 140cc Electric Start Engine – Smooth Semi-Auto Power with Easy Start

The YX 140cc 4-stroke engine delivers a great mix of power and convenience, featuring a 4-speed semi-automatic gearbox and electric & kick start options. Ideal for riders looking for strong performance without the need for a manual clutch, this engine fits most pit bikes and is a popular upgrade for off-road builds.

✅ 140cc 4-Stroke Engine – Reliable & powerful
✅ 4-Speed Semi-Auto – Easy gear changes (N-1-2-3-4)
✅ Electric & Kick Start – Hassle-free ignition
✅ Compatible with a wide range of pit bikes

Including:

• Kick Starter
• Gear Shifter
• Intake Manifold

Optional Pack

• Wiring Kit
• Carby Kit