GY6 150cc Performance Camshaft A9

A9 Performance Camshaft for GY6 125cc, 150cc, 170cc Scooters

The A9 performance cam is built for GY6 125cc, 150cc, and 170cc scooter engines. By changing valve timing, lift, and duration, it aims to deliver more power and better fuel economy. It is one of the GY6 150cc scooter parts that helps the engine burn fuel more effectively, which can translate into added horsepower and torque. Riders can expect quicker acceleration and stronger overall output, so it suits enthusiasts who want to get more from their scooter.

Build and Design Details

The camshaft is made from steel alloy for solid strength. Premium bearings are included to keep operation smooth across different riding conditions. Its intake lobe measures 26.9mm and its exhaust lobe measures 26.8mm, a layout intended to support better engine performance.

Signs It May Be Time for a New Cam

If your scooter is losing power or running less efficiently, the camshaft may be the cause. Fitting this performance cam can restore and improve how your vehicle runs. It is especially useful for riders who regularly ride off-road and want stronger performance.

Specifications

• Material: Steel Alloy
• Intake Lobe Size: 26.9mm (±0.05)
• Exhaust Lobe Size: 26.8mm (±0.05)
• Certification: ISO 9001 Certified
• Fits: GY6 125cc, 150cc and 170cc scooter engines (157QMJ, 161QMK, 152QMI and related QM/FM codes)

Compatibility

Fits:

• GY6 125cc engines (157QMJ-based)
• GY6 150cc engines (157QMJ-based)
• GY6 169cc engines (157QMJ-based)
• Engine codes: 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A
• Other QMJ, QMK and QMI engines over 100cc

How to choose: Find your engine code in the list above, or pick any engine over 100cc whose code contains QM or FM.

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