SKU: 16021 | UPC: 690092185060
Vibrant -6AN Piston Style One Way Check Valve
This piston style check valve from Vibrant Performance installs inline in -6AN fuel oil or vacuum lines on performance vehicles to allow flow one direction only and block backflow. Constructed from 6061 aluminum alloy with black anodized finish it weighs just 0.05 lbs for minimal added mass. Ideal for fuel injection return lines turbo oil drains PCV systems and nitrous setups on cars trucks and race vehicles.
Key Features
- 6061 Aluminum Construction: Provides strength durability and corrosion resistance at only 0.05 lbs to reduce rotational mass in high performance plumbing
- Black Anodized Finish: Protects against fuel oil and environmental wear for long term reliability in demanding engine bays
- Piston Style Design: Delivers low cracking pressure around 1 PSI for free flow forward and positive seal against reverse flow
- -6AN Thread Size: Fits standard 9/16-18 AN hose ends with 0.438 inch orifice to match common performance line sizes
- One Way Flow Control: Prevents fuel drainback oil migration or vacuum loss to maintain system pressure and performance
Product Notes
- Arrow on valve body indicates flow direction install accordingly for proper function
- Compatible with gasoline alcohol E85 and most oils test system pressure after install
- Packaged in small protective box 4 x 3 x 1 inches for safe handling
Installation Notes
- Professional installation recommended.
- Thread into -6AN female swivel or hose end use PTFE tape on male threads
- Secure with AN jam nut mount securely to avoid vibration damage
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Performance Vehicles | Fuel Oil Vacuum Systems |
Why Choose Vibrant?
- Established leader in motorsports fittings since 1995 with millions of parts in use
- Machined to exact AN standards for leak free performance
- Backed by limited lifetime warranty against defects
Frequently Asked Questions
- Q: Does this fit -6AN braided hose lines on my race car?
A: Yes it threads directly into standard -6AN female hose ends or swivels with 9/16-18 threads perfect for aftermarket fuel oil setups - Q: What material and finish are used?
A: Full 6061-T6 aluminum body with hard black anodized coating resists corrosion from fuels oils and heat up to 300F - Q: What is the warranty and install tip?
A: Limited lifetime warranty covers manufacturing defects. Always point arrow in flow direction and pressure test to 100 PSI
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: 4 x 3 x 1 inch box with protective foam
- Weight: 0.05 lbs
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