Vance & Hines Hayabusa High-Performance Valve Springs

Drop-in performance valve springs for 1999–2024 Suzuki Hayabusa engines. Choose an individual spring or a set in 70 PSI or 90 PSI specification.

• Nano-peened, polished, and individually load tested.
• Designed for improved valve control at high RPM.
• No cylinder-head machining required for drop-in installation.
• Made in the USA.