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Built Block need a balance??? Carrillo Rods Wiseco Pistons

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Old 06-20-2009 | 01:43 AM
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Originally Posted by aen
you never ever ever leave a block unbalanced. that's a recipe for disaster, also, nomatter how much you trust the shop that is doing your work take the thing apart and measure clearences youself, make sure theres no oil or grease on hte wrong side of hte bearings blah blah

double check your double check.

...listen to the guy who goes to school for this ish
Old 06-20-2009 | 01:55 AM
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a little OT - but that 10sec guy always makes really stupid posts..


Back to topic - yes definitely balance your rotating assembly - and that rotating assembly is exactly what that one poster already said - crank, pistons, rods, flywheel, bearings, etc.
Old 06-20-2009 | 02:09 AM
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serious. i've seen so called "good shops" make tiny mistakes

down to the MM of a measurement and the whole motor goes.

in fact, i built one that i thought was perfect and i didn't recheck turns out i left a TINY miniscule drop of grease on a bearing and it spun.
Old 06-20-2009 | 02:12 AM
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Originally Posted by aen
serious. i've seen so called "good shops" make tiny mistakes

down to the MM of a measurement and the whole motor goes.

in fact, i built one that i thought was perfect and i didn't recheck turns out i left a TINY miniscule drop of grease on a bearing and it spun.
Happened to me once.. except the machinist was off by fractions of fractions of an inch and one of my main bearings seized.
Old 06-20-2009 | 02:13 AM
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exactly you have to check, no matter how good you think you are.

a good machinist doesn't even trust himself. let alone another person.
Old 07-22-2009 | 06:00 PM
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if your not removing the balance shafts do you still need to get the rotating assembly balanced
Old 07-22-2009 | 06:27 PM
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I'm building a 1NZ and am not currently planning on getting the entire assembly rebalanced. I did weigh big end / little end / total weight on the rods and piston weight, and will be mixing / matching to get even weight from the piston / rod combo across the block. The crank lobes already counterbalance, and the cylinder 1 - 3 up, 2 - 4 down should further eliminate vibration. I'm also only shooting for 150 WHP for daily driving on an auto trans.

Of course, I'm not removing an internal balancer or doubling engine HP. For the tC, especially considering those two things, get it balanced.
Old 07-22-2009 | 06:34 PM
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NAPA?!!!???
Old 07-22-2009 | 08:40 PM
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Originally Posted by vettereddie
I'm building a 1NZ and am not currently planning on getting the entire assembly rebalanced. I did weigh big end / little end / total weight on the rods and piston weight, and will be mixing / matching to get even weight from the piston / rod combo across the block. The crank lobes already counterbalance, and the cylinder 1 - 3 up, 2 - 4 down should further eliminate vibration. I'm also only shooting for 150 WHP for daily driving on an auto trans.

Of course, I'm not removing an internal balancer or doubling engine HP. For the tC, especially considering those two things, get it balanced.
Like i asked im not removing an internal balancer so di i need to still?
Old 07-22-2009 | 08:41 PM
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Default Re: Built Block need a balance??? Carrillo Rods Wiseco Pisto

Originally Posted by johnhawkins
I currently have Napa auto parts building my block with Carrillo rods and Wiseco pistons....I will also be deleting the balance shafts. Do I need to get the block balanced....Napa had mentioned to get it balanced. Any insight would be appreiated. Thanks!
Yes. Yes you should.
Old 07-22-2009 | 08:47 PM
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Originally Posted by dave2610
Originally Posted by vettereddie
I'm building a 1NZ and am not currently planning on getting the entire assembly rebalanced. I did weigh big end / little end / total weight on the rods and piston weight, and will be mixing / matching to get even weight from the piston / rod combo across the block. The crank lobes already counterbalance, and the cylinder 1 - 3 up, 2 - 4 down should further eliminate vibration. I'm also only shooting for 150 WHP for daily driving on an auto trans.

Of course, I'm not removing an internal balancer or doubling engine HP. For the tC, especially considering those two things, get it balanced.
Like i asked im not removing an internal balancer so di i need to still?
Yes, you are changing the rotating mass. It needs to be rebalanced and the balance shafts will not be correct for the new rotating mass (since their job is to counter act the rotating mass of the stock setup). Remove the balance shafts and do yourself a favor and get a nice ATI balancer
Old 07-22-2009 | 09:16 PM
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Originally Posted by DezodDon
Originally Posted by dave2610
Originally Posted by vettereddie
I'm building a 1NZ and am not currently planning on getting the entire assembly rebalanced. I did weigh big end / little end / total weight on the rods and piston weight, and will be mixing / matching to get even weight from the piston / rod combo across the block. The crank lobes already counterbalance, and the cylinder 1 - 3 up, 2 - 4 down should further eliminate vibration. I'm also only shooting for 150 WHP for daily driving on an auto trans.

Of course, I'm not removing an internal balancer or doubling engine HP. For the tC, especially considering those two things, get it balanced.
Like i asked im not removing an internal balancer so di i need to still?
Yes, you are changing the rotating mass. It needs to be rebalanced and the balance shafts will not be correct for the new rotating mass (since their job is to counter act the rotating mass of the stock setup). Remove the balance shafts and do yourself a favor and get a nice ATI balancer
hey don i had thought about using the ati crank pully for our cars...you got a review on em?
Old 07-22-2009 | 10:15 PM
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Originally Posted by tC_2NeR
NAPA?!!!???
NAPA!?!?!?
Old 07-22-2009 | 11:19 PM
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^lol

i cant even get GL-4 gear oil or 1 step colder spark plugs from NAPA...im just really surprised that they do engines...
Old 07-22-2009 | 11:19 PM
  #35  
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^lol

i cant even get GL-4 gear oil or 1 step colder spark plugs from NAPA...im just really surprised that they do engines...
Old 07-22-2009 | 11:55 PM
  #36  
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tc 2ner thats funny ur signature says eat.sleep.have sexy time.race cuz im in a car group called SERF in south florida that i made up ... stands for sleep eat race F*ck haha
Old 07-23-2009 | 05:22 PM
  #37  
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^lmaooo co-inky-dink
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