Mercury - Seal-cowl - 8282371 Yamaha K Series Propellers for 4.25" Gearcases It’s the type of upgrade

It’s the type of upgrade that not only improves performance but also reduces the stress of wondering when an aging fuel pump might give out

It features a high-polish chrome finish for a clean

steady engine performance in rough or changing water conditions

YF1-21512-10-50 - PISTON RING ASSY

Q1: When should I replace the full water pump instead of just the impeller

Mercury - Seal-cowl - 8282371 Yamaha K Series Propellers for 4.25" Gearcases It’s the type of upgradeThis product has been superseded by: 8M0043391 Seal cowlWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.