Replacement Piston Ring (47 mm) for Yamaha Jog/Minarelli Kits.

Piston Ring Replacement for Yamaha Jog and Minarelli Engines

This piston ring is built for Yamaha Jog and Minarelli engine kits. It helps seal the combustion chamber, which supports proper engine operation. When the rings wear down, you may see higher oil use, more smoke, and lower compression. It is one of the Minarelli 50cc / Yamaha Jog scooter parts worth checking during scooter upkeep.

Signs It Needs Replacing

Heavy exhaust smoke or a noticeable loss of power may mean the piston ring needs replacing. Worn rings weaken the seal in the combustion chamber, and that can cause further engine problems if left unaddressed.

Specifications

• Size: 47 mm
• OEM Part Number: 1100-1236, 1100-1241, 1100-1242, 1100-1243
• Fits: Yamaha Jog/Minarelli 47 mm cylinder kits (NCY kit numbers 1100-1236, 1100-1241, 1100-1242, 1100-1243)

Compatibility

Compatible with:

• Yamaha Jog/Minarelli 47 mm cylinder kits (NCY 1100-1236, 1100-1241, 1100-1242, 1100-1243)

How to pick the right one: Confirm your cylinder bore before ordering. This ring measures 47 mm and only works with the NCY kits identified by the part numbers above.

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