Engine Swaps Discussion about motor swaps ONLY.

10k, thats all i got

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Old May 15, 2003 | 09:25 AM
  #16  
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Originally posted by I'm with Stupid
No, BuudWeizErr is completely correct. The heavier RB with it's higher and farther foward center of gravity WILL affect handling. A good example would be those JGTC Supras running 3S-GTE's....
Didnt Night say the RB actually sits lower than the SR???
I remember the first post that came up on the SR or RB issue when I first started posting here, he did say that it sits lower than the SR in the engine bay with the RB mounts swapped over
Old May 15, 2003 | 07:03 PM
  #17  
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it sits higher and farther forward, but not by much.

and as I said earlier, cf hood and battery relocated to trunk, and it handles just as good as stock.
Old May 15, 2003 | 07:06 PM
  #18  
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Yeah or you can do that w/ an SR and get 50/50 and handle that much better.
Old May 15, 2003 | 10:53 PM
  #19  
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oh well, I'll drop the SR in mah S14...
and maybe drop an RB in mah S13 hehehhehehehe
Old May 16, 2003 | 12:26 AM
  #20  
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Originally posted by I'm with Stupid
No, BuudWeizErr is completely correct. The heavier RB with it's higher and farther foward center of gravity WILL affect handling. A good example would be those JGTC Supras running 3S-GTE's....
Besides the obvious that you're overlooking! The RB Engines sit LOWER in the 240SX than the KA which lowers your center of gravity. The engine pops out over the wheel base about 12" whereas the KA does about 4"....you're not going to see a difference in handling at all for the worse. My RB car handles better than my KA car by far. If you're so **** about weight, as said above...move your fricken battery to the back and stop being a whiny honda kid who frets every extra ounce in his car. JEEZ people, we're Nissans, not CIVICS. Also, the SR isn't 50/50....RB is closer to 50/50 than the SR.

Night
Old May 16, 2003 | 01:51 PM
  #21  
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Originally posted by NightXCZ77
Besides the obvious that you're overlooking! The RB Engines sit LOWER in the 240SX than the KA which lowers your center of gravity. The engine pops out over the wheel base about 12" whereas the KA does about 4"....you're not going to see a difference in handling at all for the worse. My RB car handles better than my KA car by far. If you're so **** about weight, as said above...move your fricken battery to the back and stop being a whiny honda kid who frets every extra ounce in his car. JEEZ people, we're Nissans, not CIVICS. Also, the SR isn't 50/50....RB is closer to 50/50 than the SR.

Night
go night go!
Old May 16, 2003 | 05:10 PM
  #22  
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Originally posted by NightXCZ77
Besides the obvious that you're overlooking! The RB Engines sit LOWER in the 240SX than the KA which lowers your center of gravity.
OK I stand corrected, how many inches lower does it sit though?

Originally posted by NightXCZ77
The engine pops out over the wheel base about 12" whereas the KA does about 4"....you're not going to see a difference in handling at all for the worse.
May be YOU won't notice a difference, but those of us who do care about our handling will. There is no way in hell a heavier more foward engine won't affect handling.

Originally posted by NightXCZ77
If you're so **** about weight, as said above...move your fricken battery to the back
I'm gonna....

Originally posted by NightXCZ77
stop being a whiny honda kid who frets every extra ounce in his car. JEEZ people, we're Nissans, not CIVICS.
What the hell do you mean by this? It makes you sound like an ***. I've never been a honda kid nor will I ever...

Originally posted by NightXCZ77
Also, the SR isn't 50/50....RB is closer to 50/50 than the SR.
First no the SR isn't 50/50 you need to drop A/C, move the battery and put on a lighter hood then your 50/50. Second how the hell is the RB closer to 50/50 than the SR? It weighs more.
Old May 16, 2003 | 05:29 PM
  #23  
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ok. i've sat here and read this stupid back and forth crap for long enough......

the RB is longer then the SR right?
and if it weights more...
sitting evenly dristruibited(rude cant spell-hook me on phonics) in the engine bay directly over the xrossmember(where our suspension bolts to) then you have a very desireable location for your not very much heavier, but longer engine...

ever notice where the RB engine sits in the S13 engine bay??? if not then look again and you will see where i'm goin with this.

also. if you wnat to drop an RB engine then you will have the additional HP to compensate for the negative points you could ever come up with.

AND....we dont drive mustangs and cameros...our advantage in this underpowered car is it's handling. shut up and drop it...the SR or a KAT...just do it and drive hard.

what's all the fuss? because someone wants to prove a point to themselves????


who cares-

buy a Geo Metro
Old May 16, 2003 | 06:23 PM
  #24  
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Actually it's ideal to place weight as close to the center of the car as possible. Meaning the engine being behind or as close to behind the crossmember as possible. Don't believe me? Look at the 350Z, G35, S2000, RX-7 and RX-8 they're all front-mid engine cars....But anyway you're right Rudeboy this stuff has gotten stupid, nobody's gonna take anything from this arguement.... well that's it for me then.
Old May 16, 2003 | 07:14 PM
  #25  
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Originally posted by I'm with Stupid
Actually it's ideal to place weight as close to the center of the car as possible. Meaning the engine being behind or as close to behind the crossmember as possible. Don't believe me? Look at the 350Z, G35, S2000, RX-7 and RX-8 they're all front-mid engine cars....But anyway you're right Rudeboy this stuff has gotten stupid, nobody's gonna take anything from this arguement.... well that's it for me then.
the reason you want it closer to the center is that that affects the weight distribution. if your engine is as far forward as possible, but you still have 50/50...... I think you see where I'm going.
Old May 16, 2003 | 07:29 PM
  #26  
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take a lighter engine put it back towards the middle of the car as possible...in a somewhat heavy car as the supra...

take an engine, put it in a car with great weight distrubition(spelling and beer) but is heavier and longer then stock. want to optimize THAT weight as much as possible....

alter spring rate a little and handleing is same as normal.....modify suspension and have the illest car on the street/track......but i'm a dumb guy....
Old May 16, 2003 | 09:39 PM
  #27  
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The RB sits about 2" lower than the KA and SR engines. It's design pushes the tranny which is bulkier than the KA towards the center of the car. The RB25 engine weighs about 470 pounds. The car with battery in back has about a 52/48 weight distribution. The 350Z has a 53/47 favoring front. You can't argue that point any longer since the 240 is now about the exact same as the new 350Z which you tried to use to prove a point. You think you'll feel a difference in handling and you're right....for the better. As with everything, the lower center of gravity is going to make your car handle better...with compensation for an extra 8 inches of engine past the KA, you're still gonna be better. Don't argue with me....you have no RB, I do....both RB and KA and I know how both handle - the RB will outperform in every platform: acceleration, drifting, handling, etc....

Night
Old May 17, 2003 | 12:28 AM
  #28  
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done and done?
Old May 17, 2003 | 01:37 AM
  #29  
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AHHHHHH!!!!!!

Jus go with wutever motor u prefer!!! SR or RB, wutever is in ur budget, do it! All I see now between the 2 motors is that one is a 4 banger and the other is a 6... but still, go with wutever motor is in ur budget!

I go with SR now because of originality, and simplicity... easy engine to wrk on, more room than u need to get to certain parts.

However, if ur $ does allow u to do RB, go RB26, from asking my boss from Ab-Flug, RB26 was desgined better over the 25 (no duh).... in Japan, they hate working on the 25 because of the way it was designed/built (whichever it was my friend told me)

Remember the cost of installation, RB, certain ppl charge way more because of the engine (yes Night said its an easy install, but for those who dun really trust themselves, installation is a friggin GrIp of $...) SR, jus pop it in, use the KA mounts (if in good condition) and ur done (also include tranny and the rest of the drive shaft swap)

Once again... go with wutever motor is in ur budget: SR, simple install (within the majorities budget) and then if u DO have the $, get an RB (but if u got the $ to buy an RB, get the 350Z motor like everyone else is in Japan rite now! 600HP with a Greddy/Trust puny twin turbo, I'd twin turbo a 350Z motor jus to get 600 easy HP AT THE WHEELS!!! )

Yes, the Japanese are going with the 350Z block in Silvias (Ab-Flug currently in process of dropping an NA 350Z motor into an S14), Skylines (Jun's Skyline will be receiving the TT 350Z transplant maybe end of this summer if enginge is back in stock... again...) and Supras (Top Secret's RB powered Supra is in the process of getting the 350Z TT dropped in rite now)... Maybe u should look into doing a 350Z swap instead of the RB if u want absolute power, I agree with the Japanese tuners that the 350Z motor has the highest potential in the Nissan camp. C'mon, 600WRHP with TT turbines the size of 1 NFL football??? Imagine if Greddy used a larger turbo?
Old May 17, 2003 | 08:25 AM
  #30  
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Originally posted by NiSmO Knight
AHHHHHH!!!!!!

. C'mon, 600WRHP with TT turbines the size of 1 NFL football??? Imagine if Greddy used a larger turbo?

i hear ya



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