VALVE STEM SEAL 4.5mm PAIR, KIBBLEWHITE 30-31458
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Kibblewhite KPMI Red 100% Viton valve stem seals are designed for optimum fitment, maximum lift, and maximum life. These seals are resistant to high temperatures, petroleum products, and corrosive combustion gasses. They retain their sealing ability in situations where other materials may harden, preventing oil from entering the combustion chamber and causing detonation, carbon buildup, and power loss. This is the racer's choice.
- SKU
- 65-3708
- Brand
- Kibblewhite
- Availability
- In Stock (2)
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve Stem Seal
- General Size
- 4.5mm
- Variant Id
- 263663
FULL DESCRIPTION
Kibblewhite Valve Stem Seals - 4.5mm Pair
Ensure optimal engine performance and longevity with these high-quality Kibblewhite valve stem seals. Designed with precision, these seals are crafted from 100% Viton material, renowned for its exceptional resistance to extreme temperatures, petroleum products, and corrosive combustion by-products.
These KPMI Red valve stem seals are engineered to provide:
- Optimum fitment for secure sealing.
- Maximum lift capability for enhanced engine performance.
- Extended service life, reducing the need for frequent replacements.
- Superior sealing in demanding conditions where other materials might fail.
The advanced Viton construction prevents oil from entering the combustion chamber, mitigating issues such as detonation, carbon buildup, and loss of power. These are the preferred choice for racers seeking reliability and peak performance.
Key Features:
- Material: 100% Viton
- Size: 4.5mm
- Quantity: Pair
- Manufacturer: Kibblewhite
- Designed for high temperatures and harsh conditions.
- Resistant to petroleum products and combustion gasses.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
Call or email us with your make, model and year and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. 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
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.