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-   -   Boat pulls to left (https://www.offshoreonly.com/forums/do-yourself-boating-budget/312446-boat-pulls-left.html)

Jonesyfxr 05-18-2014 06:42 AM

Boat pulls to left
 
So I FINALLY was able to get my new Cobia in the water yesterday. When I let go of the wheel it would spin to the left then stop. It was acting like the steering was out of adjustment, almost like if you let go of a car wheel and it wants to auto center. I'm new to boats and I feel it's most likely an adjustment. This is a 260hp 350 Chevy with an Aplha drive.

Thanks in advance for any help.

3pointstar 05-18-2014 07:13 AM

I don't know if you have a steg fin on the drive -- chances are that needs to be adjusted. Typically it takes a hex wrench loosen and move a little in the opposite direction it is now placed.

good luck

3poinstar

jeff32 05-18-2014 07:31 AM

gimball pin?

dereknkathy 05-18-2014 08:21 AM

wiggle drive back and forth and see how much play there is. but when mine was real loose it pulled right when I pulled off the gas.

Jonesyfxr 05-18-2014 08:23 AM

It actually feels like its in the power assist, like its in the valving. I do have a skag adjustment, BTW.

Bondo 05-18-2014 08:23 AM


Originally Posted by 3pointstar (Post 4123879)
I don't know if you have a steg fin on the drive -- chances are that needs to be adjusted. Typically it takes a hex wrench loosen and move a little in the opposite direction it is now placed.

good luck

3poinstar

Ayuh,.... Try adjustin' the torque tab over the prop,...

If that don't fix it,... Try a different prop,...

Griff 05-18-2014 11:49 AM


Originally Posted by Jonesyfxr (Post 4123859)
So I FINALLY was able to get my new Cobia in the water yesterday. When I let go of the wheel it would spin to the left then stop. It was acting like the steering was out of adjustment, almost like if you let go of a car wheel and it wants to auto center. I'm new to boats and I feel it's most likely an adjustment. This is a 260hp 350 Chevy with an Aplha drive.

Thanks in advance for any help.

It is due to prop torque and is normal on single engine boats with cable steering.

thirdchildhood 05-18-2014 12:32 PM


Originally Posted by Griff (Post 4124010)
It is due to prop torque and is normal on single engine boats with cable steering.

Yep

Jonesyfxr 05-18-2014 02:45 PM


Originally Posted by 3pointstar (Post 4123879)
I don't know if you have a steg fin on the drive -- chances are that needs to be adjusted. Typically it takes a hex wrench loosen and move a little in the opposite direction it is now placed.

good luck

3poinstar

Right now it's adjusted perfectly straight. So I need to turn it counterclockwise to counteract the pulling?

3pointstar 05-18-2014 03:05 PM

You could try. I know it doesn't take much

3pointstar

Jonesyfxr 05-18-2014 03:21 PM


Originally Posted by 3pointstar (Post 4124057)
You could try. I know it doesn't take much

3pointstar

Ok, also this boat only has a 15"x17 prop on a 260hp 350 Merc. Does that sound right?

SB 05-18-2014 04:25 PM

Most of the suggestions given are good ones.

Since your a newbie, let me tell you this, do not let go of the steering wheel in a boat ! The drive will want to turn (and your steering wheel) on it's own.

Did I mention - do not let go of your steering wheel while driving?? !!

nailit 05-19-2014 08:28 AM

I had a little skiff when I was younger with a 40 Mariner on it. I adjusted the lil fin several times and though it lessened it, it would still pull to the left.

We were skiing one time and decided to see what it would do.

Well, we were not going very fast (prob barely on plane) but it took a hard left, skipped and landed which threw a buddy out the boat.

DO NOT TRY IT!!

Luckily no one was hurt and since we were going so slow, it didn't really do anything besides throw my buddy out who wasn't holding on like I told him.

ezstriper 05-19-2014 08:56 AM

Guessing it has power steering right ? try sitting out if gear, center the wheel, rev the engine a few times, see if wheel trys to move sitting still..if it does the issue is in the P/S control valve and going to have to replace that(where cable & P/S lines connect at transom..

Jonesyfxr 05-19-2014 01:53 PM


Originally Posted by ezstriper (Post 4124428)
Guessing it has power steering right ? try sitting out if gear, center the wheel, rev the engine a few times, see if wheel trys to move sitting still..if it does the issue is in the P/S control valve and going to have to replace that(where cable & P/S lines connect at transom..

Good idea^^. Didn't think of that one!


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