Description Manuals Videos Articles Popular Accessories Clemco #02651 Clemco SG-300 Suction Gun replacement brass valve seat. Item #18 Related Parts (5) Parts Included (5) Valve seat gasket #02657 $5.74 1340 Seat, ACE valve #24078 $78.72 254 Auto Quantum Valve Seat, Urethane #21344 $38.35 472 Valve seat, neoprene, 3/4" OD x 1/8" thick #02650 $10.34 1334 Clemco Pop-Up Valve Seat, Neoprene 4 inch I.D… #02380 $32.29 901