VALVE GUIDE EXHAUST YZF400/426, KIBBLEWHITE 80-80120, YAMAHA YZF/WRF400/426 98-02
4.1 Trustpilot 99.9% positive on eBay
UK delivery £4.99, free over £60 2–4 business days
Spread the cost with 18+, T&Cs apply
This standard exhaust valve guide is made from C63000 nickel-aluminium bronze and is designed for exhaust valve applications. It offers excellent wear resistance and thermal conductivity. The standard outside diameter is 0.3957 inches. Specifications include: A: 0.580 inches (14.74 mm), B: 0.610 inches (15.50 mm), C: 0.580 inches (14.74 mm), D: 0.695 inches (17.66 mm), E: 0.420 inches (10.67 mm), F: 0.1955 inches (4.96 mm), and G: 0.3957 inches (10.05 mm). This guide is designed to maintain airflow efficiency and withstand high temperatures. Cross-reference OEM Part Numbers include 65-942+000 and Kibblewhite #80-80120.
- SKU
- 65-942+000
- Brand
- Kibblewhite
- Availability
- In Stock (3)
- General Product Group
- Cam & Valvetrain
- General Product Type
- Valve Guide
- Variant Id
- 264415
FULL DESCRIPTION
Kibblewhite Exhaust Valve Guide for Yamaha YZF/WRF 400/426
Enhance your engine's performance and durability with this premium exhaust valve guide from Kibblewhite. Engineered specifically for high-performance applications, this guide is constructed from robust C63000 nickel-aluminium bronze, a material renowned for its exceptional wear resistance and excellent thermal conductivity. This ensures reliable operation and longevity even under demanding engine conditions.
Designed as a direct replacement, this valve guide maintains precise airflow and contributes to efficient exhaust gas management. Its standard outside diameter of 0.3957 inches is critical for ensuring a perfect fit and optimal valve function, helping to maintain your engine's peak performance.
Key Features:
- Material: Constructed from high-grade C63000 nickel-aluminium bronze for superior strength and durability.
- Application: Specifically designed for exhaust valve systems.
- Dimensions: Features a standard outside diameter of 0.3957" (10.05 mm), with precise measurements for a perfect fit (A: 0.580", B: 0.610", C: 0.580", D: 0.695", E: 0.420", F: 0.1955").
- Performance Benefits: Offers exceptional wear resistance and high thermal conductivity to withstand extreme engine temperatures and maintain performance.
- Engine Efficiency: Engineered to help maintain airflow efficiency and protect against valve seat wear.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year 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
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.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.


