Water Pump Impeller For Mercury 2hp 2.5hp 3.5hp 2 or 4 Stroke Outboard Engine : Water motor impeller have 6 blades . Height : 14 . 30mm , External Impeller Overall Diameter : 33 . 58mm , Internal Shaft Insert Diameter : 10 . 25mm . This aftermarket impeller replaces for Mercury outboard motor part 47 - 16154 - 3 , for Tohatsu outboard motor part 369 - 65021 - 1 , for impeller 18 - 3098 . 39 t used or rebuilt . Similar in design to stock OEM units and require only simple hand tools for installation . Direct replacement , OE level quality and durability . Fits for Mercury or Mariner ( 4 - STROKE ) Carb 2HP 2 . 5HP 3 . 5HP , for Mercury or Mariner ( 2 - STROKE ) 4HP 5HP , 6HP Specification : No . Blades : 6 Depth or Height or Width : 14 . 22mm Outer or External impeller overall Diameter : 33 . 78mm Internal shaft insert or Hub Diameter : 10 . 30mm Net Weight : 7g Material : Impeller ( CR ), Shaft Sleeve ( Nylon ) For Mercury or Mariner ( 4 - STROKE ) Carb : 2HP , 0R131842 and amp Up 2 . 5Hp , 0R131842 and amp Up 3 . 5HP , 0R131842 and amp Up For Mercury or Mariner ( 2 - STROKE ) 4HP , 0T894439 and amp Up , 0P401000 and amp Up 5HP , 0T894439 and amp Up , 0P401000 and amp Up 4HP , 0G710613 THRU 0T894438 , 0P017000 THRU 0P400999 5HP , 0P017000 THRU 0P400999 , 0G710613 THRU 0T894438 For Mercury or Mariner 2HP , 0T884302 THRU 0T894576 For Mercury or Mariner 3 . 3HP , 2 . 5HP , 0G710613 THRU 0T894576 For Mercury or Mariner 3 . 3HP , 2 . 5HP , 0P017000 THRU 0P400999 For Mercury or Mariner 6HP , 5HP , 4HP ,( 4 - STROKE ), 0R000001 THRU 0R067089 , 0P073456 THRU 0P400999 For Mercury or Mariner 2HP , 2 . 5HP , 3 . 3HP , 0T894577 and amp Up For Mercury or Mariner 2 . 5HP , 3 . 3HP , 0P401000 and amp Up For Mercury or Mariner 6 5 4 ( 4 - STROKE ), 0R067090 and amp Up , 0P401000 and amp Up Package Includes : 1x Water motor impeller Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.