47cc 2-stroke 40mm Piston Kit for Scooters & Mopeds

47cc Piston Kit for 2-Stroke Scooters and Mopeds

This kit is made for 47cc mini 2-stroke engines. The package contains a piston, piston rings, a piston pin, and circlips, so you get everything needed for a full swap. It is one of the simpler mini bike & pocket bike parts for home mechanics working on engine repairs. Swapping out worn parts can help bring back engine power and cut down on oil use.

Signs It Needs Replacing

The piston and rings seal the combustion chamber, so they play a key role in how the engine runs. Heavier exhaust smoke, higher oil consumption, or weak compression are signs that these parts may need replacing to keep the engine working properly.

Specifications

• Overall Height: 41mm
• Outer Diameter (Piston): 40mm
• Outer Diameter (Rings): 41.5mm
• Thickness (Rings): 1.5mm
• Compression Height: 18mm with 10mm Piston Pin
• Piston Pin Size: 10mm
• Fits: 47cc 2-stroke mini engines with 40mm bore, for scooters and mopeds

Compatibility

Compatible with:

• 47cc 2-stroke mini engines (40mm bore, 10mm piston pin)

Choosing the right kit: Confirm that your cylinder bore is 40mm and your piston pin is 10mm before ordering this kit.

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