Vespa 150 cc Piston (57.4 mm, 3-port)

150 Cc Piston for Vespa Scooters

This 3-port piston measures 57.4 mm and is made for Vespa scooters. It helps seal the combustion chamber, which supports steady engine output. Before installing, confirm the piston diameter and pin size suit your cylinder. For more options, browse the Vespa scooter parts range if you want to keep your scooter running as it should.

Signs It Needs Changing

Piston and ring condition has a direct effect on how the engine runs. Rings that have worn down may cause heavy smoke, higher oil use, and lower compression. If you notice any of these symptoms, a replacement may be the next step.

Specifications

• Size: 57.4 mm
• Type: 3-port
• Fits: Vespa 150 cc engine, 57.4 mm 2nd oversize piston with 3-port design

Compatibility

Compatible with:

• Vespa 150 cc (57.4 mm bore, 3-port, 2nd over)

Selection tip: Check that the bore matches your cylinder. This piston is 57.4 mm, the 2nd oversize size for a Vespa 150 cc.

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