Description
Carburetor vent lines, radiator overflow tubes, and oil cooler connections demand reliable tubing that won’t degrade under heat or repeated temperature cycling. The CV4 Vent Tubing delivers pure silicone construction rated to 420°F, ensuring your engine bay plumbing stays secure and leak-free through thousands of miles of hard driving. Whether you’re building a street machine or race-prepped vehicle, this is the tubing spec you’ll find in serious shops.
- Material: Pure silicone rubber
- Inner diameter: 4mm
- Color: Red
- Max temperature: 420°F (215°C)
- Fitment: Universal application
- Installation: Bolt-on, no fabrication
- Ideal for: Carburetor vents, gas cap overflow, radiator overflow, water pump bypass, oil cooler lines
- NOT rated: Fuel tank delivery or fuel immersion
- MPN: SFSVT4-3R






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