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This is big bore kit 125cc with cylinder and piston 54mm for tuning JOG90 3WF engine. Can be used with long stroke crankshaft +3mm and more. Big carburetor and intake manifold are needed. For increase power and speed. For installation this kit you must cut the crankcase. Included 125cc cylinder with 54mm piston, rings, zero rings, gaskets.
0108003
Data sheet
- Product name
- Big bore kit / cylinder kit
- Brand
- Yamaha
- Model
- JOG 90
- cc
- 125cc
- Stroke
- 2T
- Engine
- 3WF
- Piston size
- 54mm
- Pin size
- 12P
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