SKU: 20884 | UPC: 690092154127
Vibrant -4AN Rubber O-Rings – Pack of 10 Universal Performance Fit
Vibrant Performance O-Rings fit standard -4AN straight cut non-flare fittings on fuel oil and brake lines in race cars muscle cars imports and custom builds. This pack of 10 creates secure leak-free connections that hold under high pressure. Fuel resistance covers gasoline E85 and alcohol blends for dependable operation.
Key Features
- AN Specification Fit: Matches -4AN inside diameter 0.176 inches cross section 0.103 inches for precise seating in straight cut fittings
- Leak-Free Seal: Compresses tightly in fitting groove to prevent fuel oil leaks even at high boost or flow rates
- Fuel Resistance: Handles gasoline alcohol-based fuels E85 without swelling cracking or degradation
- Pack Quantity: 10 pieces support multiple hose ends or replacements in full system assemblies
- Motorsport Ready: Built tough for drag racing track days and street performance applications
Product Notes
- Use only with straight cut non-flare AN fittings for proper groove seating
- Inspect o-rings for damage before installation and replace if stretched
- Lightweight design ships flat in protective bag
Installation Notes
- Professional installation recommended.
- Lubricate o-ring with silicone or fuel-compatible grease before inserting into fitting groove
- Compatible with Vibrant Performance straight cut AN adapters and hose ends
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | All Makes | All Models | Universal -4AN Straight Cut Fittings |
Why Choose Vibrant Performance?
- Proven leader in AN fittings and plumbing components for racing teams
- Uses durable rubber compound tested for extreme fuel exposure
- Precision molded for consistent size and seal performance
Frequently Asked Questions
- Q: What AN size do these o-rings fit
A: Designed for -4AN fittings with 0.176 inch ID and 0.103 inch cross section works with Vibrant straight cut adapters - Q: Are these safe for E85 fuel systems
A: Yes fully resistant to E85 gasoline and alcohol fuels prevents breakdown in flex fuel or boosted setups - Q: What warranty covers these o-rings
A: Vibrant Performance limited warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS Ground USPS First Class
- Availability: In stock – ships same or next business day
- Packaging: Resealable plastic bag 4 x 3 x 0.25 inches
- Weight: 0.05 lbs






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