VALVE SPRING SET CRF250R 08-09, KIBBLEWHITE 30-31150 RACING, LIGHTWEIGHT KIT
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Lightweight racing valve spring kit. Includes chrome silicon springs, titanium retainers, H.T. steel lower collars, and seals. Compatible with 350 valve lift. Intake specs: 0.350 valve lift OK, 50 lb. seat pressure, 145 lb. @ .350 lift. Exhaust specs: 0.350 valve lift OK, 50 lb. seat pressure, 145 lb. @ .350 lift. KPMI designs valve spring kits as a complete system, ensuring compatibility of spring force and natural frequency with cam profile, valvetrain mass, system harmonics, and engine RPM. Uses Super-Clean Chrome Silicon valve spring wire. Manufacturer: Kibblewhite. Part number: 30-31150.
- SKU
- 65-712
- Brand
- Kibblewhite
- Availability
- In Stock (1)
Fitments (2)
| Make | Model | Year |
|---|---|---|
| HONDA | CRF 250R | 2008 |
| HONDA | CRF 250R | 2009 |
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve Spring
- Variant Id
- 264337
FULL DESCRIPTION
Kibblewhite Racing Lightweight Valve Spring Kit
Enhance your engine's performance with this lightweight racing valve spring kit from Kibblewhite. Engineered for optimal efficiency and durability, this kit is designed to handle demanding off-road conditions.
This comprehensive system includes high-performance components designed to work seamlessly together, ensuring compatibility with your engine's specific requirements.
Key Features:
- Lightweight Chrome Silicon Springs: Crafted from premium Super-Clean Chrome Silicon wire for superior strength and reduced mass.
- Titanium Retainers: High-strength, lightweight titanium retainers contribute to overall weight reduction and improved valve train response.
- High Tensile Steel Lower Collars: Durable lower collars made from HT steel provide a solid foundation for the valve spring assembly.
- Designed for 0.350 Valve Lift: Suitable for applications with up to 0.350 inches of valve lift.
- Precise Pressure Ratings: Features 50# seat pressure and 145lb pressure at 0.350 lift for both intake and exhaust valves.
- System Approach: Each component is meticulously designed as part of a complete system, optimized for performance and reliability.
- ISO Certified Manufacturing: Spring manufacturing partners are U.S. based and ISO certified, ensuring the highest quality standards.
- Includes Seals: This kit comes complete with necessary seals for a full installation.
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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