Item # 4911, 3/8" In-line Check Valve For Steel or Nylon Fuel Line

- For use on 3/8" steel or nylon fuel line

- Install on pressure line as close to fuel tank as possible

- Works with steel and nylon fuel line

- Includes mounting hardware

Problem:
Fuel pump check valve fails causing fuel pressure drop and hard starts

Solution:
- Install an in-line check valve for an inexpensive and quick 15 minute repair

Note: Not for use on "returnless" fuel systems

Also available for 5/16"/8mm fuel line (see part# 4910)