Re: 1930 Elto Senior Speedster Water Pump Impeller Home › Forum › Ask A Member › 1930 Elto Senior Speedster Water Pump Impeller › Re: 1930 Elto Senior Speedster Water Pump Impeller squierka39US Member - 1 Year (includes $3 online payment fee)Replies: 610Topics: 34 May 22, 2018 at 1:11 pm #76559 The impeller is more of a squishing than a scooping. Look at how the newer OMC rubber ones work. When in place they are also flexing back, not scooping.