Boyesen complete reed valve RAD-40B
4.4 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
- SKU
- MXW_MX133657
- Brand
- Boyesen
- Availability
- In Stock (2)
- SKU
- MXW_MX133657
- Brand
- Boyesen
- Availability
- In Stock (2)
FULL DESCRIPTION
TheBoyesen RAD-40B complete reed valve is a complete reed valve made by Boyesen, with an aluminium housing. A reed valve is a one-way valve in the engine intake that lets the air-fuel mixture into the engine.
Boyesen RAD-40B Complete Reed Valve Specifications
- Brand: Boyesen
- Product type: Complete reed valve
- Model: RAD-40B
- Housing: 100% aluminium
Boyesen RAD-40B Complete Reed Valve Features
- Developed specifically for each engine model
- Optimized internal surface finish
- 4-way diffuser to optimize flow and prevent discharge
- Intake manifold and mounting clamps included, direct installation without modification
- Reed petals with variable flexibility, specific to each model (aerospace-grade carbon)
- Rubber-coated reed petals resistant to hydrocarbons, ensuring a longer seal lifespan
- RC2 reed valves, developed for racing use
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.