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BIKELAND > FORUMS > ZX-14.com > Thread: Spun a main bearing last night NEW TOPIC NEW POLL POST REPLY
ninja14


Pro
Posts: 1136
posted April 07, 2007 08:51 AM        Edited By: ninja14 on 7 Apr 2007 09:54
The book does not give numbers for the sensor light or relief valve.....or even pump flow.
The only useful info is 36-50psi at 4KRPM.......
Guess we will have to learn as we go.......

I guess some blame goes to the shop that designed and put the kit on if the problem was oil starvation.....they should know what they are doing even if the customer does not.

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1badzx12r


Needs a life
Posts: 8321
posted April 07, 2007 09:24 AM        
quote:
The book does not give numbers for the sensor light or relief valve.....or even pump flow.
The only useful info is 36-50psi at 4KRPM.......
Guess we will have to learn as we go.......

I guess some blame goes to the shop that designed and put the kit on if the problem was oil starvation.....they should know what they are doing even if the customer does not.



Agree they should have put a 50.00 oil gauge on ....Smokey don't you think that at 5lb of oil at crank ....That at cams there be less oil or no oil at all.... I know that heat is higher at the crank than at the cams... Most likely why crank went 1st ... But them cams should tell a story also if it was a starved pump....unless the head so full of oil that it covers them...but the valve cover gasket can't handle any pressure... i dont know if he had block off plates or not.... BUT I DO KNOW HE STATE HALF FULL ON OIL in sight glass is were he run it at ...
____________
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ninja14


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Posts: 1136
posted April 07, 2007 09:58 AM        
I'm oilin' to the TOP line for sure...... :-)
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1badzx12r


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Posts: 8321
posted April 07, 2007 10:16 AM        
quote:
I'm oilin' to the TOP line for sure...... :-)


with your turbo fine.. but on the zx12 if you ran it a little over full... you lost power thats what KHI said...so is the zx14 the same as the zx12?????????..so brocks pipe ,pc3,, flies out.. and a little over full is killing those gains..?????????????
____________
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stevewfl


Moderator
Posts: 27920
posted April 07, 2007 01:14 PM        
quote:
step 2
avoid posers with turbos at the malt shop, step 3 get advise from REAL drag racers, who build engines!




lmao at "malt shop"

I think "Sonic Parking Lots" may fall within this category too~
____________
2010 Concours14
'08 R1 YAMAHA
ZX14 gone!
CBR600RR track bike

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iflyems


Expert Class
Posts: 233
posted June 16, 2007 12:32 PM        
Spoke to Harry at ATP yesterday and they did the autopsy on my engine. It appears that only one rod bearing spun, and not due to an oil starvation issue. Might have been some twisting, or who know what.
Bottom line is that everything else in the engine is pristine, no damage.

We(Harry) are going to replace all 4 rods, the crank has already gone out for rebalance. And replace all 4 pistons with turbo pistons.

It appears that these motors will stand up to some serious abuse. I was seriously worried that there might be an oil starvation issue, which is a nightmare to solve, but that doesn't appear to be an issue. Why do I know this?? If anybody was going to have an oil starvation issue it was going to be me. I would spin the tire in 3 gears and not let off, which theoretically would drain the pan, but it doesn't appear that was happening.

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blackbullet76


Pro
Posts: 1134
posted June 17, 2007 08:37 AM        
Well, the 14 holds alot of oil, nearly 5 quarts. Does the busa's hold that much?
____________
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Flies removed
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Speedohealer
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Big_T_11


Novice Class
Posts: 66
posted June 17, 2007 11:28 AM        
Maybe his bike had a clearance issue on a rod bearing from the factory. Maybe it was on the tight side. color coded bearings are not always the same. The Turbo Busa has made 315 RWHP since 2000 and has 2700 miles on it and 5.40's in the 1/8th and 8.30's in the 1/4. It did blow the head gasket once along time ago. replaced it with a cometic one with no problems since. It does have the stock rods,oilpan and pickup. My 14 has not had any problems so far.
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serius blk


Zone Head
Posts: 543
posted June 18, 2007 09:53 AM        
well i went in mine and did some work. I came close to a spun bearing on either 1,or 4 cylinder i believe. Came close to doing some damage on the crank. I was able to salvage it. Replaced all the bearings, gaskets, and new 13.5 pistons. I even went through the trans. On the trans the book doesnt give hardly any information on fixing one. I finally started the bike last night. I have a oli pressure gauge and the light in place. Cold the bike had 40psi at idle. Once it warmed up it went to 10psi. When i would rev the motor some. It would hit as high as 70psi. I see why my oil light didnt stay on when the bike ran out of oil. When your reving the oil pressure stays high to the light. When you slow down or idle. That when it should come on and stay on. I will say i was worried about the 10psi. The light never came on at this psi. I wish the book would tell you the psi at idle. I know the oil pump is turning very slow at low rpm. I still want to make sure its in the right range. Also the bike didnt want to run at first. I had to idle it up some to keep it running. It cut off 3 times. I thought maybe the time was off because i was getting a backfire through the intake. After the last cut off. I tried it once more. The bike started with no problems. Ran better this last time. Im thinking maybe the computer had to get everything in order.
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kawasaki_rick


Zone Head
Posts: 512
posted June 18, 2007 02:07 PM        
Can u put rod bearings in a zx14 without splitting cases? Also could you do it by just taking off oil pan 2 access the rods? i think it would be good maintenance each season 2 replace em, if your really abusing 1. serious blk, how did your mains look?
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serius blk


Zone Head
Posts: 543
posted June 18, 2007 02:57 PM        
mains were in good shape even with it running out of oil. Also i took my rod bearing caps off from the bottom of the motor. I had to turn the crank different spots to get them out. It is possible. You would still need to move a few things to make room. Mainly the oiling parts. Its easier to torque down the caps with the cases split. Like i said it may be difficult to change them on a regular but its possible if your willing.
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kawasaki_rick


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Posts: 512
posted June 18, 2007 03:09 PM        
What is done to your bike ? I would think you have 2 be making serious hp to hurt the 14? My buddy slung 2 rods out of his using nitrous and 0 wieght oil. you sprayin or turbo? (question for serius blk) and any other engine problem members .
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serius blk


Zone Head
Posts: 543
posted June 18, 2007 04:13 PM        
no mine stock with brock stuff and no flies. Bike bottom out on the highway. Oil pressure light didnt stay on. Blinked for a minute. Bike ran out of oil and locked the back wheel at 80mph. Heck of a ride. My bike had just wear issue from no oil. Found out it tore the drain plug and threads out. Only had 1/2 qt left in bike once it stoped. The only other thing i notice was the wear around the case in the output shaft. Some parts of the case cant be replaced as in bearings. I learned alot from this whole experience. This was my first time in a bike motor. Guys on this site help me alot with some of my questions. I will return the favor. Im willing to tell anyone anything to help them.
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gilberjj


Needs a job
Friend of Fast
Posts: 3196
posted December 09, 2010 06:07 PM        
Thread bump. I've done about all the research available on turbo 14s, and I would suggest that it was detonation that killed his bearings. I may add a bigger oil sump for safety, but his dyne chart showed 14:1 afr's at the top end. I dont care what fuel you run, that will cause detonation. Any thoughts lee?
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RICH CRAFT 1


Zone Head
Posts: 681
posted December 09, 2010 06:23 PM        
quote:
Thread bump. I've done about all the research available on turbo 14s, and I would suggest that it was detonation that killed his bearings. I may add a bigger oil sump for safety, but his dyne chart showed 14:1 afr's at the top end. I dont care what fuel you run, that will cause detonation. Any thoughts lee?
+1 Ken
____________
Red 06 ZX14 RR

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smokinZX14


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Posts: 10197
posted December 09, 2010 07:12 PM        
quote:
Thread bump. I've done about all the research available on turbo 14s, and I would suggest that it was detonation that killed his bearings. I may add a bigger oil sump for safety, but his dyne chart showed 14:1 afr's at the top end. I dont care what fuel you run, that will cause detonation. Any thoughts lee?
He had a two fold problem .. One was it was too lean and the other was 4 qts of oil ... Had the bike been set up a 11.8 to 12.1 and had a 6 QT pan i don't think we would of had the thread ..IMO .. We never had a problem with Jesses turbo Because i made sure we were FAT and had extra oil in the pan .. I made Jesse run 114 or 112 octane gas , i never let him run pump gas ..We saw as much as 15 PSI of boost on the dyno and never had a problem .. The bike is still running today on motor only .. Bottom end , pistons and rings have nener been touched ..
____________
Smokin Performance Cycles..
Tampa Bay , FL .. Brocks Performance Dealer ..
Gen 2 ZX14R Best ET 8.43 , Best MPH 164.95

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01smokes


Needs a job
Posts: 2243
posted December 09, 2010 09:52 PM        
they need more oil when thats for sure. Just put a stock motor back in and go play thats what im doing
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NINJA12


Needs a job
Posts: 3310
posted December 10, 2010 09:30 AM        
Lee why 112 and 112 not c16?
You may remember I have Jesse old turbo kit.

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NINJA12


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Posts: 3310
posted December 10, 2010 09:47 AM        Edited By: NINJA12 on 10 Dec 2010 17:48
double post!
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RICH CRAFT 1


Zone Head
Posts: 681
posted December 10, 2010 10:17 AM        
quote:
quote:
Thread bump. I've done about all the research available on turbo 14s, and I would suggest that it was detonation that killed his bearings. I may add a bigger oil sump for safety, but his dyne chart showed 14:1 afr's at the top end. I dont care what fuel you run, that will cause detonation. Any thoughts lee?
He had a two fold problem .. One was it was too lean and the other was 4 qts of oil ... Had the bike been set up a 11.8 to 12.1 and had a 6 QT pan i don't think we would of had the thread ..IMO .. We never had a problem with Jesses turbo Because i made sure we were FAT and had extra oil in the pan .. I made Jesse run 114 or 112 octane gas , i never let him run pump gas ..We saw as much as 15 PSI of boost on the dyno and never had a problem .. The bike is still running today on motor only .. Bottom end , pistons and rings have nener been touched ..


+1 the air fuel is correct also if you make 70 hp more you should pull 4° of time out. if you make 100 hp you should pull 6to 8° out minimum you will need a SB 6 for this are some other box that will pull timing out. Muzzy said they made 600 hp with their turbo bike on stock rods and I believe that. It's all about having the correct air fuel, the correct fuel, and the correct timing. If you line all three of these up? the14 has a very strong bottom in. Ken
____________
Red 06 ZX14 RR

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smokinZX14


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Posts: 10197
posted December 10, 2010 01:48 PM        
quote:
Lee why 112 and 112 not c16?
You may remember I have Jesse old turbo kit.
That is what we could find at the time .. He was only running 5 to 9 psi most of the time and 110 would have worked for that low boost ..
____________
Smokin Performance Cycles..
Tampa Bay , FL .. Brocks Performance Dealer ..
Gen 2 ZX14R Best ET 8.43 , Best MPH 164.95

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debo33


Novice Class
Posts: 69
posted August 26, 2012 01:01 PM        
This message is for smokin. .I just spun a bearing on my bike.. it has 8000 miles on it..still under warranty do u think kawasaki will do the right thing and fix it. Hit me back I would greatly appreciate it..
____________
Lonnie Anthony

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debo33


Novice Class
Posts: 69
posted August 26, 2012 01:03 PM        
This message is for smokin. .I just spun a bearing on my bike.. it has 8000 miles on it..still under warranty do u think kawasaki will do the right thing and fix it. Hit me back I would greatly appreciate it..
____________
Lonnie Anthony

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smokinZX14


Needs a life
Posts: 10197
posted August 26, 2012 01:22 PM        
quote:
This message is for smokin. .I just spun a bearing on my bike.. it has 8000 miles on it..still under warranty do u think kawasaki will do the right thing and fix it. Hit me back I would greatly appreciate it..
I don't work for Kawi ... Ask them not me ..
____________
Smokin Performance Cycles..
Tampa Bay , FL .. Brocks Performance Dealer ..
Gen 2 ZX14R Best ET 8.43 , Best MPH 164.95

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BIKELAND > FORUMS > ZX-14.com > Thread: Spun a main bearing last night NEW TOPIC NEW POLL POST REPLY

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