YX 150CC ENGINE BUILT BY SGR.We install the following : SGR built 165cc big bore kit and ported head work

We Start with the following.

Engine Specs:

150cc Air Cooled Four Stroke
53mm stroke
60mm bore
Compression Ratio: 9.2:1
Power and Torque: 11HP/9500°500R/min
Max. Torque: 11N.m/5500°500R/min
KLX110 Style Head

Transmission Specs:

4-Speed All Up Transmission (N-1-2-3-4)
Manual Clutch (start in any gear)
Transmission Ratio:
First Gear: 3.272 (11/36)
Second Gear: 1.937(16/31)
Third Gear: 1.35(20/27)
Fourth Gear: 1.043(23/24)

Included:

OGM 150x Engine
Lightened Oil Slinger
Inner Rotor Kit
Wire Harness
High Rev CDI Box
26mm Carb
Intake Manifold & Gasket
Air Filter
Oil Cooler

Kick Start Lever
Shift Lever
Build time is 1-2 weeks. Cases may say OGM,GPX or be blank depending on build.