WATERPUMP IMPELER KIT TO FIT 4 thru 9.8 MERCURY OUTBOARDS

Includes impeller, plate and o-ring

To fit:

4 hp ( 1 CYL ) S/N 2498136-4107219

4 hp  .456 I.D. ONLY S/N 5595532-9075838

4.5 hp  S/N 4107220-520659

4.5hp .456 I.D ONLY S/N 5206550 & up

6hp S/N 1916139-2529894

7.5hp S/N 4131610-5226934

9.8hp   S/N 1865779 & up 1966-1978

PLEASE NOTE; SOME DRIVE SHAFTS REQUIRE AN IMPELLER WITH I.D 0.438,

THIS KIT WILL NOT FIT THESE ENGINES

Please contact us if you are not sure.