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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5066937
07/08/10 03:16 PM
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Joined: Apr 2009
Posts: 1,095
Texguy02
Extreme Angler
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Extreme Angler
Joined: Apr 2009
Posts: 1,095 |
do you know the prop shaft to pad measurement
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5066968
07/08/10 03:23 PM
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Joined: Feb 2009
Posts: 334
Skeeter J~
OP
Angler
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OP
Angler
Joined: Feb 2009
Posts: 334 |
Thanks fellas. Great tips. I wish this rain would get on out of the Houson area so I can try adjusting on it & running it today. From what I gather from yall's suggestions I plan on raising the motor one dot, running it while making sure to stay above 12-15 water psi. If the water psi is still good and the rpms are still low, then I will put it on the trailer and come up 1/2 dot & test it again. Thanks again. If I get on the water this afternoon I'll let yall know what happens.
J~
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5066996
07/08/10 03:27 PM
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Joined: Jan 2009
Posts: 50,073
fouzman
Methuselah
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Methuselah
Joined: Jan 2009
Posts: 50,073 |
Any of the other guys with this set up on here also running 27T1's up to the limiter? I'm thinking he needs motor heigth and a smaller wheel.
"Things turn out best for those who make the best of the way things turn out" - Zachary Troy Schrah - a young man with vision far beyond his years.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Texguy02]
#5068039
07/08/10 07:13 PM
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Joined: Feb 2009
Posts: 334
Skeeter J~
OP
Angler
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OP
Angler
Joined: Feb 2009
Posts: 334 |
do you know the prop shaft to pad measurement No i dont
J~
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5068078
07/08/10 07:22 PM
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Joined: May 2010
Posts: 4,582
lamoon78
TFF Team Angler
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TFF Team Angler
Joined: May 2010
Posts: 4,582 |
I was in the same boat bought a 2009 ZX 200 from Dawson and four months later he goes bankrupt. Texas Marine in Bueamont pick up the Skeeter line coming from Houston they are a little past Dawson on the oppisite side of I-10 cant miss it. I would think that boat would be faster than that also I get on average 68 out of mine fastest by myself and low fuel 71 mph with a 200 v-max. Stopped in at the tackle store next to Dawson in Jasper last week and ran into Wes Dawson fool had the nerve to try and sell me a Ranger thats what hes sellin now I told him I wouldnt buy another boat from him if he was the last dealer on earth.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: lamoon78]
#5068212
07/08/10 07:48 PM
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Joined: Jan 2004
Posts: 72,619
Mark Perry
Super Freak
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Super Freak
Joined: Jan 2004
Posts: 72,619 |
I had issues with a 250 Yamaha OX66 planing out on a ZX250 and also not getting max top end. Believe it or not a Mercury Tempest Plus prop solved all my issues.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Mark Perry]
#5068263
07/08/10 07:57 PM
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Joined: Apr 2008
Posts: 3,906
JPost
TFF Team Angler
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TFF Team Angler
Joined: Apr 2008
Posts: 3,906 |
If you have a manual jackplate, make sure you mark it with a sharpie before you start adjusting it so you can tell where you started it from.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5068668
07/08/10 09:17 PM
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Joined: Apr 2009
Posts: 8
Hugo Rips Lips
Green Horn
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Green Horn
Joined: Apr 2009
Posts: 8 |
Loosen the 4 bolts on side of jackplate mark the plate with sharpie and start cranking the big screw till you raised at least 1/2", tighten your bolts back up throw you wrenches in storage box make a run at WOT and optimum Trim. Optimum being raise it a little at a time while at WOT keep close eye on GPS speed it will increase a little every time when it loses speed instead of gain trim down just a hair and write down your speed. Shut her down and raise it a hair again and do it all over again. I did it in the water just tie a string to the wrenches in case you drop it. Just takes seat time, I have same setup and took a couple of hours and a whole lotta gas them 300's love that stuff. Youll get it, good luck. And congrats on the new Bug.
Very important keep a close eye on your water pressure when at WOT do not let it get lower than 15psi.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Hugo Rips Lips]
#5068750
07/08/10 09:34 PM
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Joined: May 2003
Posts: 16,421
Chris B
TFF Guru
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TFF Guru
Joined: May 2003
Posts: 16,421 |
My dad is running the ZX250 with series 1 300 and we have raised the engine from the factory 3 1/2 below pad to 1 1/2. Best number in the winter was 76.8, it usually runs 73 or 74 with two people. Its not a speed boat but probably one of the best riding boats on Texoma.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Chris B]
#5068906
07/08/10 10:15 PM
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Joined: Jan 2009
Posts: 448
MtnHm203
Angler
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Angler
Joined: Jan 2009
Posts: 448 |
Hey Skeeter J, well the other guys have pretty much answered your questions - with a manual plate, you can do it yourself - like someone said - mark your plate w/ a marker & loosen the side bolts - jack it up a 1/2" -lock it back down & go try it. Then repeat, until you run low on water pressure (below 15 PSI) or you start shootin a rooster tail above the height on your engine cowling (at that point your starting to push more water UP than BACK, and not gaining anything) some of the other guys are right about pad to prop shaft height -you can start with that recommendation - your "load" in the boat will have an effect there (200 lbs more or less will make a difference if you really want to tweak it out)then adjust up or down from there based on water pressure & rooster tail. Clearly Skeeters are a little different from Champions -but I think the principles are basically the same. Some good advice above - my 250 cranks a 25 T-1 pretty well, I'd think the 50 more horsepower would pull the 27 T-1 alright. Another source of info is "Bass Boat Central" lottsa guys there with experience with your combo too I'll bet. Good luck - I'm sure you'll be pleased if you play with the motor height a little.
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: MtnHm203]
#5069025
07/08/10 10:48 PM
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Joined: Apr 2009
Posts: 1,095
Texguy02
Extreme Angler
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Extreme Angler
Joined: Apr 2009
Posts: 1,095 |
27 should be fine for that motor. Im turning a 27 with a 200HPDI. It is all about seat time, set up, prop height and weight distrubution.
It took me many hours just running around to get it right
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: MtnHm203]
#5069507
07/09/10 12:54 AM
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Joined: Feb 2009
Posts: 334
Skeeter J~
OP
Angler
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OP
Angler
Joined: Feb 2009
Posts: 334 |
Thanks alot guys. Some real good advice. I'm gonna raise the motor 1/2" in the garage tonight and take it to the lake with tools tomorrow. Great tips. I'll let yall know
J~
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5070108
07/09/10 03:04 AM
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Joined: Mar 2004
Posts: 10,701
Team Skeeterless
TFF Guru
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TFF Guru
Joined: Mar 2004
Posts: 10,701 |
Definately sounds like motor height to me. Yamaha states maximum rpm is 5500 and dealers set up for that but I confirmed with the Granbury Fun-N-Sun that running the motor to 5800 or so RPMs won't void warranty so that is what I would always shoot for. 5800 with 6000 max rpm is the magic zone and that motor should run the 27T to that number if the motor height is correct. Like stated above, mark the spot on your jp now with sharpie and loosen the bolts then raise. I would say you probably want to raise at least 1/2 now and see what that does. Go up until water pressure drops then lower just a touch. For a perfect set up your rpms will be around 5800 with a rooster tail just about the height of your cowling. If your throwing a rainbow rooster tail to get those rpms then your over trimmed!
Nick Larsen
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Team Skeeterless]
#5073978
07/10/10 12:38 AM
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Joined: Feb 2009
Posts: 334
Skeeter J~
OP
Angler
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OP
Angler
Joined: Feb 2009
Posts: 334 |
Raised up motor 5/8" last night. Took it to the lake before lunch today. RPM's barely increased with the move. Maybe 5350 to 5400 RPM's at 63mph, but water psi 12psi. Put it back on trailer, lowered it 1/8" (+1/2" from starting position) and ran it again. Got 62.7 mph at 5400 RPMs & 14-15psi. At that point with such a small difference I starting looking for what else it could be. I took the couling (spelling?) off the motor, wedged my transom saver in on the hotfoot to fully compress it, and looked at the fuel throttle. Turns out that even with the hotfoot fully compressed the fuel throttle still needed about 10-15% more revolution to make its limit. I adjusted the hotfoot to allow for maximum compression depth and still there was no change in the revolution of the throttle. I called Texas Marine in Conroe and explained the problem, and they suggested to adjust the hotfoot. Already tried it. They told me to take it to them and they'd have me out before end of next week. They are gonna hook up the computer to it and make the necessary adjustments. We'll see how it goes. The tourney's have slowed down a little since end of June, so I'm gonna use this time to do whatever it takes to get me another 10mph. Thx again for all the tips.
J~
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Re: Get me to the Bass - Yamaha VMax 300 ???
[Re: Skeeter J~]
#5074295
07/10/10 02:11 AM
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Joined: May 2003
Posts: 16,421
Chris B
TFF Guru
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TFF Guru
Joined: May 2003
Posts: 16,421 |
If they dont find anything wrong with the engine, you might see if you can try a 25T1 prop. I don't know alot of people running the 22I, but it probably weighs more than a ZX250 and the ZX250 with a 300 runs great with the 27T1. Also are you getting everything out of it with your trim? I dont know what your experience level is with this boat.
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