Honda 16lb Valve Spring (GX120, GX140 & GX160) - Genuine OEM

When every RPM matters, valve control is critical. This Genuine OEM Honda 16 lb valve spring is built to deliver consistent valve stability and reliability in Honda GX120, GX140, and GX160 engines commonly used in quarter midget racing.

At higher RPM, weak or worn valve springs can cause valve float, inconsistent seating, and power loss. Installing a fresh OEM 16 lb spring helps maintain precise valve timing, stronger mid-range pull, and dependable top-end performance. Designed to Honda factory specifications, this spring provides the durability and consistency racers demand.

Key Features

• Genuine OEM Honda valve spring - 14751-ze1-000 
• 16 lb spring rate for improved valve control
• Fits Honda GX120, GX140, and GX160 engines
• Precision manufactured to Honda tolerances
• Designed to handle racing heat and sustained RPM

Racing Benefits To Installing New Valve Springs

• Helps prevent valve float at higher RPM
• Maintains accurate valve timing and combustion efficiency
• Improves throttle response and acceleration
• Ideal for competitive quarter midget engines
• Trusted OEM reliability for race day confidence

Whether you are freshening up a race motor or building a competitive GX engine, the Honda 16 lb OEM valve spring is a proven component that keeps your valvetrain stable and your engine pulling strong when it counts most.