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    Want to replace my drive oil... recommendations (DuraPlus GL 5)?

    I wanna replace the drive unit oil on my boat. ive owned it about a year and havent done so yet. Its a 2001 caravelle interceptor 212, 5.7GS. I have the PDF which Don recommended and found that I need this (DuraPlus GL 5). But when I search online, I can't find it. Any idea on where to get...
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    What kind of prop do I need? here's my rpms..

    So I had a 4 blade SS that cost me $500ish which I sold to one of the guys here. I was having RPM problems which I fixed so I never had max rpm on it. Anyhow; I bought a Volvo Penta 3 Blade black aluminum 19pitch. My boat's speed is unknown (speeo broke). But my RPM is going to 4800-5000 at...
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    Question about running my boat out of water to 4k rpm's with hose?

    Title says it all. Local river is 2 hours away (Parker, AZ). My boat won't exceed 3k rpms. I replaced all fuel hoses, took Don's advice on checking the fuel pump (low pressure). I replaced the fuel filter, replaced the anti siphon valve. I also replaced all 3/8 hose lines. I took out the...
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    How many splines does my boat need (wanna get a new prop)

    Volvo Penta 5.7GS. Product No on the actual part that has the prop: Product No: 3868890 ratio: 1.51 serial: 4202031705 Right now I have a 4 blade SS on it, i have no idea how many splines. Im gonna get an aluminum 3 blade 17pitch, but idk what this spline number is before the pitch...
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    Where can I buy a replacement carburetor? Volvo Penta 5.7

    So I'm at my witts end. I wanna buy a new carburetor. Boat won't exceed 3k rpm. 1. I bought a new antisiphon valve. 2. I bought a new 3/8'' fuel line going to my fuel pump 3. I took off my fuel pump, the screen is clear. 4. The line going from the fuel pump to carb is clean. 5. I put new...
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    If I disconnect fuel pump, should I be able to suck gas w/ mouth from line? lol...

    So im troubleshooting the sh****t out of this problem I'm having. Again, 2001 Caravelle Interceptor 212. Max RPM is 3,000 then it either dies or boggs. I've replaced my plugs, fuel pump, fixed my carb, had my coil checked, im sure theres a few other things I've done (Oh, I ordered a new...
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    Where is the oil pressure switch / sensor?

    So on 5/5/12 I took my boat out and well my engine would bog at 2800rpm (AND) it would take a while to get to that rpm. I made adjustments and noticed that the accelerator pump wasnt properly connected. In summation, I took the boat out today to the colorado river and noticed the following. My...
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    I need spark plug wires... Volvo Penta 5.7GS 2001 Caravelle Interceptor

    So my boats wont go past 28-30rpm. It's a 2001 Caravelle Interceptor 212. It has a 5.7GS Volvo Penta. Whenever I try to even push the throttle past 28-30rpm, it makes a "tkkk tkkkk" sound - like its backfiring. I'm running champion plugs, but I bought NGK's earlier today, boatfoam and a new...
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