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This guide provides essential information for using the Design Engineering DEI Vapor Block Fuel Line Sleeve. Designed for early carbureted vehicles and any application needing heat protection, this sleeve prevents vapor lock, ensuring smoother starts and improved engine performance. However, ensure proper sizing for optimal effectiveness. It's a simple yet effective solution, using a split sleeve design for easy installation, and offers long-lasting thermal protection to safeguard your fuel lines, cables, and hoses.
| Series | Motorsport Competition Vapor Block |
|---|---|
| Model Part Number | 10671 |
| Brand | Design Engineering |
Vapor lock is a condition where fuel in the fuel lines vaporizes due to heat, causing fuel starvation to the engine, resulting in difficult starting and rough idling.
The sleeve is made from glass fiber and polyester, laminated with an aluminum outer layer.
Measure the length of the fuel line you want to protect and add a small amount for overlap. The sleeve can be trimmed to fit.
Yes, the sleeve can be used on cables and hoses for added heat protection.
Open the split sleeve, wrap it around the fuel line, and secure it with the adhesive flap.
Periodically, inspect the sleeve for damage or wear, especially if you drive in extreme conditions or after significant engine work.
While the sleeve is primarily designed for carbureted systems, it can still provide benefit in any application needing heat protection for fuel lines or other components. Check the fitment and ensure compatibility with your vehicle's specific setup.
Check for proper fit and that the sleeve covers the entire fuel line section. Ensure no gaps exist, and that the adhesive flap is securely fastened.
Ensure the fuel line is clean before installation and that the adhesive is making proper contact. Consider using additional securing methods like heat-resistant tape.
The DEI Vapor Block Fuel Line Sleeve is compatible with:
It is designed to fit 3/8-inch diameter lines but can be used on other sizes as needed, with trimming.
