Hey guys I have a 2004 Yamaha HPDI 150...I am trying to find a prop to try out before I buy one...needing more speed I have a 21M and am looking for a 23 Tempest or others as well as a 24 possible 25...does anyone have one I can try out..I tried Chris at Grammar Marine but he said he did not have any...I have yet to call Randy or Ken at Airport Marine...and am trying to find someone local that may have one I can try out...will give deposit or whatever if neccessary....Thank's Alan ...also if anyone is interested they(we)have a TX Friday night at Holt Lake launching(meeting)at Rock Quarry...from 6pm-10pm $10 a head and they weigh in big fish only...winner take all.I have seen from a 1.74-4.5 win just depends how the evening goes...it's also every Friday..if anyone is interested...