VALVE SPRING SET XR650R, KIBBLEWHITE 30-30161
Kibblewhite 30-30161 Lightweight Racing Valve Spring Kit. This kit is designed as a complete system, with each component engineered to work together. KPMI engineers utilize proprietary design and simulation software, along with over 70 years of design experience. Compatibility is ensured between the valve spring's force and natural frequency, cam profile, valvetrain mass, system harmonics, and engine RPM. The Super-Clean Chrome Silicon valve spring wire is sourced from U.S. based, ISO certified manufacturing partners, traceable back to Kobe, Japan. Manufacturing processes include heat treatment, stress relief, and shot peening. Stem Diameter: 5.00mm / 0.1957 inches. Tulip: 20 degrees. Overall Length (OL): 84.15mm / 3.310 inches. Item #: 30-30161.
- SKU
- 65-417
- Brand
- Kibblewhite
- Availability
- In Stock (1)
FULL DESCRIPTION
Kibblewhite Lightweight Racing Valve Spring Kit
Engineered for high-performance applications, this valve spring kit from Kibblewhite is designed to optimize your engine's valvetrain for racing and demanding use. Kibblewhite employs a systematic approach, ensuring each component works harmoniously with the others as a complete system.
Utilizing proprietary design and simulation software, combined with over 70 years of design expertise, Kibblewhite engineers create valve spring systems that precisely match the cam profile, valvetrain mass, engine harmonics, and RPM range. This meticulous engineering ensures optimal compatibility and reliability.
Key Features:
- Lightweight racing design for reduced valvetrain stress.
- Manufactured using Super-Clean Chrome Silicon valve spring wire, sourced from leading U.S. manufacturers.
- High-quality manufacturing processes including heat treatment, stress relief, and shot peening.
- Precisely matched spring force and natural frequency for enhanced performance.
- Stem Diameter: 5.00mm / 0.1957 inches.
- Tulip Angle: 20 degrees.
- Overall Length (OL): 84.15mm / 3.310 inches.
- Recommended for use with Black Diamond VALVES (use part no 65-707).
