Yamaha - Piston (std) - 6EK-11631-01-94 Yamaha-F40--F40B-2004 accurate performance data directly from

accurate performance data directly from your Mercury engine

It fits Mercury MerCruiser V6 sterndrive and inboard engines without a remote oil filter

Aftermarket impellers can vary slightly in dimensions or material flexibility

5" x 19" pitch setup is ideal for boaters who want a dependable all-around performer — something that delivers solid hole shots

Route power through a normally open Oil Pressure switch to count "engine running" hours

Yamaha - Piston (std) - 6EK-11631-01-94 Yamaha-F40--F40B-2004 accurate performance data directly fromThis product has been superseded by: 6EK 11631 02 94 6EK 11631 01 94 PISTON (STD)WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer,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.