Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10989 Face Seals, 4/pk Price on request 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-10761 HPMV 1 & 2 Rebuild Kit w/Spool Price on request