Rocker Arm Set – YX150 – YX160 – Z155

Genuine OEM Rocker Arm Set – YX150 / YX160 / Z155

This genuine OEM rocker arm set, complete with valve adjustment screws, is designed for YX150, YX160, and Z155 horizontal engines, commonly found in pit bikes and monkey bikes. Engineered for precision and durability, these rocker arms ensure smooth engine operation and reliable performance under demanding conditions.

Key Features:

✅ OEM Quality – Ensures a perfect fit and long-lasting performance
✅ Complete Set – Includes both rocker arms with valve adjustment screws
✅ Precision Engineered – Designed for smooth valve operation and reduced wear

Compatibility:

• YX150 & YX160 Engines (Engine Code: 1P60FMJ / 1P60FMK)
• Z155 Engines (Engine Code: 1P60YMJ)

Dimensions:

• Total Length: 66mm (without screw inserted)
• Shaft Width: 20mm
• Shaft Hole Size: 9.6mm
• Screw Thread Diameter: 5mm
• Screw Length: 18.5mm

📦 Supplied as a pair (2 rocker arms with adjustment screws)

Upgrade your engine with this high-quality OEM replacement to maintain top performance and reliability.