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    130hp yamaha, 2002 surges at WOT once warm

    Motor starts fines and runs smooth. After couple miles cruising or 20 minutes putting around the motor develops a surging starting around 5000rpm. Onlty when warm. Carbs were rebuilt last september, fresh fuel with treatments. It will go hard until 5000-5300 rpm then lose power, rpm drop to...
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    Alumacraft competitor 175 tiller 70hp yamaha

    This is for a friend of mine. He is looking to get a SS prop, possibly a jack plate he wants best performance that he can get. Alumacraft competitor 175 tiller 70hp yamaha 2.33 gear ratio GPS speed two guys light gear 34.5 6400 rpm WOT (6300 recommend) 13.375 dia prop 14 pitch AL I did the...
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    9.9 evinrude, rigging for console steering

    I am looking at hooking up a friends 9.9 evinrude 1994 to his side console boat. He live about an hour away from me, and asked if I could help him as he was having an issue. I figured it would be a slam dunk, but I asked him to send me pics because I thought it was pretty strait forward how...
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    9.9 evinrude, rigging for console steering

    I am looking at hooking up a friends 9.9 evinrude 1994 to his side console boat. He live about an hour away from me, and asked if I could help him as he was having an issue. I figured it would be a slam dunk, but I asked him to send me pics because I thought it was pretty strait forward how...
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    125 merc on 18' lund

    This weekend my friend had me ride in his boat to see if an improvement could be done to his rig. So here is his set up 18' Lund fisherman, with a merc 125hp, boat and motor are both 2002 model year. WOT 4800rpm Max WOT 5250RPM Top speed 36mph Prop merc black max 21P gear ratio? I couldn't...
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    Pipe plug for hook up of water pressure guage, 1996 115 johnson

    Does any one know if there is a factory pipe plug already taped in the engine block to install a water pressure gauge? If so where is it located, I have looked but I got a feeling if its there its hiding in plain site? my motor is a 1996 115 Johnson faststrike, 60 degree v4. If drilling and...
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    Jack plates, whats your feeling about them.

    Any one running a jack plate? If you installed it what differences did you see before and after. Do you feel it was worth it? Any recommendations on set back, or is the vertical lift the biggest contributor to performance increase? Its winter, I got time to think and that gets me into...
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    WOW! Hanging on by a thread (bad pun) A suprise when rebuilding my carbs

    Quick back ground info, I got my 115 faststrike in july of 2013, It ran well, compression good, idle was good. I ran 30 gallons of gas through it that summer-fall. But something didn't seem right even through it ran well and did well on my boat. So I thought I would do a carb rebuild and...
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    any one try CCMS reeds?

    Its winter, and I have time before the water becomes liquid again. I have plans on rebuilding the carbs on my faststrike 115 and found CCMS reeds. I thought since I would be wrenching on the motor, would it be worth it to put in a new set of these reeds. So before I dive in deeper in the motor...
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    1996 faststrike 115 Thermostat question

    I have a 1996 faststrike 115 (60 degree v4) , I just repowered with it. When I got it, it has a weak pee stream. So I changed the impeller, not much of a difference. So I change the whole housing and plates, gaskets... not much change. I had been running it a fair amount and never had an...
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    115 Fast Strike Johnson on Ranger 681C

    I just repowered my ranger to a 115 johnson. Upgrade from 70hp and the 115 maxs out my boat HP Here are my numbers 42.5mph GPS 5050-5100 rpm WOT WOT range 4500-5500rpm alum 14" dia 19" pitch with 2:1 ratio LU it puts me at 9.3% slip Slip seems really good considering its an AL prop...
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    115 Johnson Fast Strike waterpump pressure at idle

    I just repowered to this motor. The tattle stream was good and strong on the ear muffs, got to the lake for a test drive. Fired up the motor and the pee stream was there but kind of weak. got better with some RPMs So today I got a new impeller, put it in and went back to the lake. Fired up the...
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    1995 Johnson 70hp, on the fence on if I should change prop.

    I just picked up a new to me boat. 1994 Ranger 681 with a 1995 johnson 70hp. WOT 5600 rpm, I cant find the WOT range but my manual says min 5700rpm (dont know why there isnt a max, but there isnt) GPS speed 33mph with "normal load" the boat will see. 2.42 gears 13.75 dia 17 pitch SS prop...
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    Mariner 40hp 2 cylinder prop question

    I bought a mariner 40hp 2 cylinder motor 1990. It comeing without a prop. So I have no numbers at all, starting fresh. It is going on a 14.5 foot aluminum side console boat, weighing about 1000-1200lbs loaded (thats a guess). The 25hp on it now pushes it 21-22mph with an 11 pitch four blade...
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    1990 Mariner 40hp Specs

    I bought a 1990 mariner 40hp 2cylinder two carb, it has not yet arrived. The motor is coming with out a prop, so before the motor gets here I was hoping to get a prop to minimize the wait to get the package together. For those who know or have this motor what is the gear ratio? Also what is the...
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    Hustler review, 19" 4.3 mercruiser

    Today i got to do a back to back run with my 2050 crestliner sportfish, with the 21pitch black max from the marina, and my new 19 pitch turnign point hustler. I have installed smart tabs. 75 degree sunny day north wind5-10 light chop water temp 79degrees 4.3 mercruiser alpha 1 gen 2 1.81 gear...
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    Turning Point Rascal review

    I got my new Turnign Point Rascal prop in today, and ran to the lake to get some numbers and compair to my old Solas Amita 3. I wanted more rpm so i went down 2" of pitch on the Rascal. Solas 13pitch Turning Point 11pitch 1994 Monark 1400sc. 14'6" 65 inch beam semi Vee. 25hp Mariner 2cyl 2...
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    High oil pressure, merc 4.3 alpha 1

    I have owned my boat for almost two years (boat year is 2000, i bought it used), and when i test drove it before buying i seen and asked the dealership about the high oil pressure. 60psi idle and 80 above 2000rpm. Dealer said do not worrie. They have changed my oil now three time and each time i...
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    Are old steel fuel tanks worth anything?

    I bought a outboard reciently, and it came with an old mercury kiekhaefer steel fuel tank. The tank is ok shape, i was wondering if somthing like that is any value? Thanks
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    Anyone run a SS prop on 25hp motor?

    Just killing somtime tonight and was lookin at different props and day dreaming. I see they make ss props for small outboards, i knew this but never payed much attation to it. now i own a 25hp mariner, it pushes my 14 foot boat (heavy loaded) very well or so i thought. 24 ish (on a good day)mph...
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