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vk56de or rb26dett into 350z

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Old 08-03-2008, 11:12 AM
  #21  
Vas@Extended
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Originally Posted by Hoooper
well lets see. theres a choice here. 2.6L or 5.6L, lets do some math.
5.6/2.6=2.15, as in the 5.6 is over twice the size of the 2.6. ok, how about the engine itself?

vk: better engine management, shorter length, lighter block
rb: massive iron block that can handle lots of boost (but weighs a billion pounds)

in the end, you have to realize that truthfully, there is no replacement for displacement.
agreed, but the onlyy replacement for displacement is a big **** turbo
Old 08-03-2008, 11:34 AM
  #22  
Shift__Z
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Originally Posted by ZthirtyThr33
agreed, but the onlyy replacement for displacement is a big **** turbo
agreed and nothings wrong with a big *** turbo

Or two big *** turbos
Old 08-03-2008, 03:48 PM
  #23  
Hoooper
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Originally Posted by ZthirtyThr33
agreed, but the onlyy replacement for displacement is a big **** turbo
a big turbo on a small motor doesnt compare to a big turbo on a big motor.
Old 08-03-2008, 03:52 PM
  #24  
Quamen
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I would go with a LS motor if I was doing a swap over either of those motors.
Old 08-03-2008, 05:06 PM
  #25  
rb26ina240
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rb been done
go for the vk56
Old 08-03-2008, 05:47 PM
  #26  
doug
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I had a dream last night i wanted to be President of the United States.. brb.. going to create a thread about it in OT and get some ideas
Old 08-03-2008, 06:19 PM
  #27  
black06z
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Get the VK. Even the LS motor would be better. There's way too many turboed VQ's, and quite a bit of RB's in the Z already, and going smaller in displacement seems kind of odd.
Old 08-03-2008, 08:58 PM
  #28  
OldDirty Z33
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Wow whats with the hybrid swaps.. 2jzswap, Ls swap... wtf I think thats lame . IMHO If you want to spend that money do turbo RB . If you want to turbo that VK good luck I wouldn't do it. RB ftmfw
Old 08-04-2008, 07:46 PM
  #29  
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Originally Posted by Quamen
I would go with a LS motor if I was doing a swap over either of those motors.
yeah but i don't want a hybrid! i preffer to stay with a nissan motor!
i'm not looking for huge power really just a comfortable level like 500-600
i do have the cash to do what ever to the vq but sticking fix one to the two motors
Old 08-04-2008, 07:48 PM
  #30  
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Originally Posted by black06z
Get the VK. Even the LS motor would be better. There's way too many turboed VQ's, and quite a bit of RB's in the Z already, and going smaller in displacement seems kind of odd.
i agree too many turbo and supercharge vq nothing special
Old 08-04-2008, 07:49 PM
  #31  
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if youre sticking with 500-600 you can make that NA on the VK, or with a really low boost level, which would mean you get a REALLY useable powerband
Old 08-04-2008, 07:50 PM
  #32  
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Originally Posted by OldDirty Z33
Wow whats with the hybrid swaps.. 2jzswap, Ls swap... wtf I think thats lame . IMHO If you want to spend that money do turbo RB . If you want to turbo that VK good luck I wouldn't do it. RB ftmfw
i would also like to stay with nissan motor and nissan chasis! no hybrid!!!
Old 08-04-2008, 07:54 PM
  #33  
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Originally Posted by black06z
Get the VK. Even the LS motor would be better. There's way too many turboed VQ's, and quite a bit of RB's in the Z already, and going smaller in displacement seems kind of odd.
well even with the rb26 is smaller displacement it still pushes almost more than the vq
3.5 vq 287hp
-2.6 rb 280 hp
0.9 litter larger than rb and 7 hp more than rb but not bad for smaller displacement
Old 08-04-2008, 07:56 PM
  #34  
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Originally Posted by Hoooper
if youre sticking with 500-600 you can make that NA on the VK, or with a really low boost level, which would mean you get a REALLY useable powerband
where can i get more information and where did you research this
Old 08-04-2008, 07:58 PM
  #35  
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well umm... if you have plenty of money to do the swap, meaning funds arent really an issue? i would say go with the RB motor swap nice solid build and tune, and get the AWD installed in your car. i believe function tuned in VA can do this for you. How sexy would that be..... AWD rb 350z ^^ now thats something different. just motor is for pansies lol j/p

only reason i say this is because if your planning on a 500+ hp build... lol RWD just spins in first and second... awd you would have much more useable power

Last edited by bhk1004; 08-04-2008 at 08:03 PM.
Old 08-04-2008, 08:13 PM
  #36  
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Originally Posted by 350z_drifter
where can i get more information and where did you research this
that was a no research comment, just based on the general engine layout and what the engine does in its original environment
Old 08-04-2008, 11:29 PM
  #37  
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Originally Posted by bhk1004
well umm... if you have plenty of money to do the swap, meaning funds arent really an issue? i would say go with the RB motor swap nice solid build and tune, and get the AWD installed in your car. i believe function tuned in VA can do this for you. How sexy would that be..... AWD rb 350z ^^ now thats something different. just motor is for pansies lol j/p

only reason i say this is because if your planning on a 500+ hp build... lol RWD just spins in first and second... awd you would have much more useable power
That would be P I M P
Old 08-05-2008, 02:43 PM
  #38  
doug
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Originally Posted by bhk1004
only reason i say this is because if your planning on a 500+ hp build... lol RWD just spins in first and second... awd you would have much more useable power
thats because you don't know how to drive
Old 08-05-2008, 03:03 PM
  #39  
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VK56DE
The VK56DE is a 5.6 L (5552 cc) version built in Decherd, TN. Bore is 98 mm (3.9 in) and stroke is 92 mm (3.6 in). Compression ratio 9.8:1.
Output is 305 hp (227 kW) at 4900 rpm with 375 to 390 ft·lbf (509-522 Nm) of torque at 3600 rpm. It has aluminum-alloy block and heads and low-friction molybdenum-coated pistons. The valvetrain is a dual overhead cam (DOHC). It has 4 valves per cylinder with microfinished camshafts and cast-iron cylinder liners for increased durability.


With cast iron cylinder liners it can take some more power with stock internals....raise the CR from 9.8 to 10.5 and a good tune for HP instead of torque and u can get ur 450 hp easy

and that engine runs regular....tuned for 91 or 93octane u can get 500 at the crank easy...
Old 08-05-2008, 03:04 PM
  #40  
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Originally Posted by doug
thats because you don't know how to drive
lol your a moron... ask anyone with over 500 HP. take it in first or second, GUN it and your going to spin. yes you can feather it and what not to make it better but your still not putting down full power on the street. with awd im just saying it would be easier. plz dont start pulling out your stupid little Maxima's can run this and that from your other thread... im talking street tire. im not saying AWD is perfect, but just saying will help wit traction at those power levels.


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