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Yamaha 4 Stroke Yamaha 4 stroke engines

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Old 09-24-2009, 02:55 PM   #1
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fx140 wear ring

so some jack decided to extrude hone the pump on my ski yesterday on a sand bar. now it cavities like crazy off the line and there is nothing stuck in it. what is the impeller clearance suposed to be and is the wear ring replaceable
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Old 10-20-2009, 08:37 PM   #2
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Re: fx140 wear ring

got the pump apart and im going to take a wild guess and say .035 is to much clearance. any ideas on what to do about the housing? is the impeller shim-able
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Old 10-21-2009, 11:03 PM   #3
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Re: fx140 wear ring

u mean .35 mm .035 mm is nothing.. thought the spec was around .4 but could b wrong
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Old 10-22-2009, 12:08 AM   #4
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Re: fx140 wear ring

sorry that was in inches so .889 mm
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1984 js440 kerker pipe, mariner water box, solas 15*, op scoop & ride plate, oc jet ski intake, aluminum handle pole. still not sure on what to do with it
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