FMSI 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 repairNote: Not for use on "returnless" fuel systems Also available for5/16"/8mm fuel line (see partNo. 4910).