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DylanS

Gorilla Smasher
Location
Lebanon Pa
If you are running the RRP waterbox you will get water in your engine. It’s not if, it’s how much. I have tried everything short of sticking my pecker in the thing and always always always got water in my engine(s). Spacer foam block, trap in pipe, crazy water line injection and routing, didn’t matter. I highly suggest you do whatever you can to use another waterbox. I have lost thousands of dollars with that exact same issue before my dumbass realized it was the waterbox. I’m not kidding I’d ride the ski back to shore within a foot of water and just the motion of me lifting the nose of the ski a foot onto the stand would fill my engine with water. Run it out on the stand, put it on the cart and tote it up? Instantly full of water. They sound great but that’s about it.
Thing wasted my +16mm crank twice, once about 4 hours after a fresh rebuild.
 
If you are running the RRP waterbox you will get water in your engine. It’s not if, it’s how much. I have tried everything short of sticking my pecker in the thing and always always always got water in my engine(s). Spacer foam block, trap in pipe, crazy water line injection and routing, didn’t matter. I highly suggest you do whatever you can to use another waterbox. I have lost thousands of dollars with that exact same issue before my dumbass realized it was the waterbox. I’m not kidding I’d ride the ski back to shore within a foot of water and just the motion of me lifting the nose of the ski a foot onto the stand would fill my engine with water. Run it out on the stand, put it on the cart and tote it up? Instantly full of water. They sound great but that’s about it.
Thing wasted my +16mm crank twice, once about 4 hours after a fresh rebuild.
Thank for that—I knew I should have never put the thing on my ski. My other screw up was selling my B pipe and fuel tank. Looks like I’ll miss Pismo again unless I can scare up some parts—and yes—I’m pulling the new pipe off as I hate bs like this.
 

DylanS

Gorilla Smasher
Location
Lebanon Pa
Thank for that—I knew I should have never put the thing on my ski. My other screw up was selling my B pipe and fuel tank. Looks like I’ll miss Pismo again unless I can scare up some parts—and yes—I’m pulling the new pipe off as I hate bs like this.
The pipe is great, just get your hands on a power factor waterbox and forget the headache.
 

WFO Speedracer

A lifetime ban is like a lifetime warranty !
Location
Alabama
That is very interesting and something I didn’t know. I assumed the flywheel would stop in a different location every time. I’m still a bit confused…
It's not an exact spot but usually an area of maybe 10 ring gear teeth wide and 180 degrees apartjf
 
I've ran a rrp waterbox on my 1100 for like 3 years now. Yeah. I've flooded the engine a couple times at shore. But it's pretty easily managed. It definitely happens alot easier than other setups. But I ran a b pipe with a rrp box for 2 years and never once flooded the engine. So I'd attribute it more to the laydown pipe vs the waterbox.

Current setup is dasa 1100 with dry pfp. Rrp box. 2016 xfr hull
 
The pipe is great, just get your hands on a power factor waterbox and forget the headache.
Thanks. If I remember correctly, the reason I got rid of my PowerFactor waterbox was because it interfered with my carb setup. I installed 50 mm SE carbs recently and noticed that the fuel lines run upward instead of out which will give me more room. Anyway, I’m not giving up on it yet—I just ordered a PowerFactor waterbox and will make it work—hell or high water, as they say.
Thanks for everyone’s help.
 
Location
LOTO
I've been running the RRP water box for 7+ years with no issues at all. It's mounted high as possible and it has a exit hose that has a rise in it. I'm not sure why people are having issues with them.
 
Thanks—that’s very helpful.
The crank is fine I’m guessing as it only had 30-40 minutes of run time on it.
If there was any amount of water in the crankcase, the rod bearings definitely came into contact with it. That is crazy long to leave water in a motor. I would absolutely AT LEAST pull the intake/carbs and inspect. If you don't, you have thousands at stake. It's highly likely you're gonna have issues if you ignore it. Could even have a rod saw through your hull. It's all possible. While you're at it you can pressure test the cooling system too.
Hey--quick question. So, the large washer behind the bendix that you are referring to, that is the one that came affixed to the bendix, correct? Or is there supposed to be a second one? Also, what is your take on knowing whether or not the bendix was worn out or not? I ask because my original one rotates more smoothly than the new out-of-the-box OEM Yamaha one I relaced it with.
Thanks
 
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