Specification:

Filter for diesel engine. Fit 1/4 Inch NPT Outboard Motors as well.
Maximum flow rate (With diesel): 15GPH (57LPH); Inlet / Outlet ports size: NPT, ZG1/4-19; Center threads: M18 x 1.5.

Application:

Compatible with Racor S3240 R12T 120AT, Compatible with Sierra 18-7987, Compatible with RK10222
Other Part Number: 18-7947, 187947, 17670-ZW1-030GH, 99105-20006, 9-37812, 17670ZW1030GH, 9910520006, 937812, 120RRAC01, 120RRAC02, 120R-RAC01, 120R-RAC02.