GY6 Long Case CVT Transmission Cover Gasket

GY6 Long Case CVT Transmission Cover Gasket for 125cc and 150cc Scooters

This CVT transmission cover gasket is designed for GY6 long-case engines, specifically for 125cc and 150cc scooters. It is an OEM-equivalent replacement part that ensures a proper seal for the transmission cover. It is one of the GY6 scooter parts that is important for maintaining effective engine performance. With precise cutouts and a secure fastening pattern, this gasket delivers reliable performance and fit.

Construction and Design

The gasket features two circular openings for the CVT drum and a central rectangular cutout, accommodating the engine case contour. Its design includes a notched corner for a snug fit. A 10-bolt perimeter pattern allows for comprehensive sealing coverage, preventing leaks and ensuring the integrity of the transmission system.

Compatibility

This gasket fits a variety of 125cc and 150cc engines, specifically those based on the 157QMJ engine code. It is a suitable replacement for various engine codes that include “QMJ” or “FM,” making it a versatile option for different scooter models.

Specifications

• Length: 17-7/8"
• Width: 6.5" (at largest end, including bolt hole span)
• Bolt holes: 10
• Position: Left side transmission/CVT cover
• Engine application: GY6 125cc / 150cc (long case)
• OEM Part Number: 157QMJ

Fitment

This gasket is compatible with several GY6 engine models and codes. It fits the following:

• 157QMJ
• 152QMI
• 1P52FMI
• 154FMI
• YN1P57QMJ
• JJ157QMJ
• 1P57QMJ
• BN157QMJ

Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.

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