What V8 would you stick in your rx7?

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Old Mar 17, 2008 | 04:20 PM
  #76  
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Originally Posted by wankel=awesome
LS1's are cheap and powerful, but a race mechanic could tell you that their build quality is cheap...
Thats a pretty retarded statement man. cheap compared to what? a $60k nascar engine? $100k top fuel race engine? yeah sure, compared to those maybe. but for a mass produced, engine sold to the public that you can obtain just about anywhere in america for a decent price, these engines are made of bitchen quality.

A friend was telling me, if this V8 was produced in the same exact specs by any other manufacturer, it would cost 3 times as much. Just imagine what an all aluminum V8 would cost from BMW or mercedes?
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Old Mar 17, 2008 | 07:32 PM
  #77  
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Originally Posted by Chaotic_FC
not that i think a v8 should ever be used.. if you did have to, what about an LT5? the zr-1 corvette engine.
its 400hp stock... and very tunable


its a 5.7 liter 4 cam small block, what could be better?

well, mabey some turbos
The only problem with the LT5, is going to be finding parts for the motor and cost. This was not a high volume motor, and I believe each one was hand built(Could be wrong about this though). It's definitely a badass motor though, and sounds so sweet.
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Old Mar 17, 2008 | 08:37 PM
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It also LOOKS much wider and taller than the LSX


Originally Posted by JustinStrife
The only problem with the LT5, is going to be finding parts for the motor and cost. This was not a high volume motor, and I believe each one was hand built(Could be wrong about this though). It's definitely a badass motor though, and sounds so sweet.
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Old Mar 17, 2008 | 08:49 PM
  #79  
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Originally Posted by slo
It also LOOKS much wider and taller than the LSX
Though I've seen the LT5 ZR-1 in person at meets, I've never had a chance to compare it in size to the LT1/4 and LS1+. I'd imagine it would be quite a bit bigger, but I don't want to make the assumption without seeing it.
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Old Mar 17, 2008 | 08:53 PM
  #80  
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I'm just going by looks...




Originally Posted by JustinStrife
Though I've seen the LT5 ZR-1 in person at meets, I've never had a chance to compare it in size to the LT1/4 and LS1+. I'd imagine it would be quite a bit bigger, but I don't want to make the assumption without seeing it.
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Old Mar 17, 2008 | 09:02 PM
  #81  
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Id put in a 502 bb-chevy....
OH WAIT I AM ALREADY!!!
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Old Mar 18, 2008 | 10:39 AM
  #82  
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Originally Posted by Brismo7
Thats a pretty retarded statement man. cheap compared to what? a $60k nascar engine? $100k top fuel race engine? yeah sure, compared to those maybe. but for a mass produced, engine sold to the public that you can obtain just about anywhere in america for a decent price, these engines are made of bitchen quality.

A friend was telling me, if this V8 was produced in the same exact specs by any other manufacturer, it would cost 3 times as much. Just imagine what an all aluminum V8 would cost from BMW or mercedes?
Actually, I was referring to showroom stock racing, dumbass. The LS1 is inexpensive for a reason. It doesnt even begin to last in enduro racing because of this. I wasnt bashing the LS group, however. The GTO's LS2 has shown great promise on the racetrack in terms of reliability. Also, I dont build LS1's. I REBUILD them. Over, and over again. If this is a governing factor, the LS1's im speaking of are generally pulled and rebuilt from 99-01 camaro's.

In the argument about cost, i agree. But one couldnt even start to compete with BMW's build quality. The only problem with those engines is the cost of maintenance, other than that, if i wanted to last the entirety of a race, i'd pay dearly for the BMW if to better chances of victory.
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Old Mar 18, 2008 | 10:49 AM
  #83  
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Originally Posted by Snyper
nothing sounds worse than rice without a muffler.
Rotaries arent "RICE" The owners of such take pride in the noise they make because the deafning noise you hear isnt a loud exhaust, its the engine. Now dont ricers put loud exhausts on their car to fool the complete idiot that hears it into thinking its high performance? Yes. Rotaries are noisy, and obnoxious. but so are big block chevys. So I love them anyways.
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Old Mar 22, 2008 | 01:46 AM
  #84  
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well if it were me and i had to swap i would def. go with the ls1 plenty power for me sounds great and just that sound comin from a small fc is a head turnin around my parts lol like this guys...

http://www.youtube.com/watch?v=UYQOsmt60fk
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Old Mar 22, 2008 | 08:55 AM
  #85  
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ya..... sounds so good. just like the sound i hear every tuesday morning from waste management
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Old Mar 22, 2008 | 09:02 AM
  #86  
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the garbage trucks where you live are LS1 powered.

I know your joking, but in all reality an LS1 wouldn't last very long in that application when compared with the diesel engine they actually do have.


Originally Posted by turbotommy
ya..... sounds so good. just like the sound i hear every tuesday morning from waste management
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Old Apr 3, 2008 | 12:34 AM
  #87  
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Someone mentioned the hayabusa V8. ww.powertecracing.com
I wouldn't mind dropping the stroked 3.0 liter version in an FD.
I think the new M3 V8 would be superb, and its an awesome sounding motor.

A corvette enthusiast told me the old ZR1 motor had too long of a stroke too take advantage of it's head design. Can anyone here verify this?
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Old Feb 16, 2009 | 06:27 PM
  #88  
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To all that don't understand swaps.....

Try to get any significant power increase on a rotory motor without spending megabucks and
still be smog legal in California .

I love the rotary and still have my 85-SE , that I bought new , but I also have an 85 with a 5.0
that cost less than $2k to do the swap and was california smog legal.
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Old Feb 16, 2009 | 08:03 PM
  #89  
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Originally Posted by Stan G
To all that don't understand swaps.....

Try to get any significant power increase on a rotory motor without spending megabucks and
still be smog legal in California .

I love the rotary and still have my 85-SE , that I bought new , but I also have an 85 with a 5.0
that cost less than $2k to do the swap and was california smog legal.

Nobody cares about California. The rest of the nation is just waiting for it to fall into the pacific along with it's communist government.
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Old Feb 16, 2009 | 09:21 PM
  #90  
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Originally Posted by f1blueRx7
Nobody cares about California. The rest of the nation is just waiting for it to fall into the pacific along with it's communist government.
California's communist ways are slowly making their way into the rest of the states. You won't be able to escape it forever.
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Old Feb 16, 2009 | 10:00 PM
  #91  
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Originally Posted by JustinStrife
California's communist ways are slowly making their way into the rest of the states. You won't be able to escape it forever.
Both myself, my assault weapons, and, militia will cede from the union!
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Old Feb 16, 2009 | 11:12 PM
  #92  
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If had to choose a v8 it would be the 4.6l DOHC v8 from the 2000-2004 mustang cobra w/ twin 57mm turbos. here is an ex of this in a 2004 cobra http://www.youtube.com/watch?v=TP9H7QkNjMM this engine is very reliable and strong.as compared to the countless times i have helped a friend rebuild his 2 305's and 3 350 sbc's i hate chevy engines they are cheap and easy to build but you rebuild them way to often and they leak all the time! i even helped him rebuild his 1958 L6 3 times from his 58 apache 36.
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Old Feb 16, 2009 | 11:29 PM
  #93  
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7.3 powerstroke would be fun
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Old Feb 16, 2009 | 11:46 PM
  #94  
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a diesel in an rx7?

I would rather build a de-stroked high rpm v8 with turbos (or no turbos if the power was right)

I think a destroked v8 with a higher redline could be very comperable to a 20b powerband.
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Old Feb 17, 2009 | 12:24 AM
  #95  
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**** a v8.

If anything, i'd do a Grand National swap.

V6 3.8L twin turbo, nukka.
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Old Feb 17, 2009 | 12:25 AM
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ls1 ftw...
i have a lt1 but i wouldn't put it in because of the weight...
vh45 would be nice but not really that much support for the motor
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Old Feb 17, 2009 | 05:36 AM
  #97  
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Originally Posted by hassanbakar123
ls1 ftw...
i have a lt1 but i wouldn't put it in because of the weight...
vh45 would be nice but not really that much support for the motor
the weight of a LT1 isn't crazy compared to a LS1, especially compared with a lot of the other engines that have been mentioned that wouldn't even fit without building a tube front end or putting a 6" cowl hood on the car.
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Old Feb 17, 2009 | 07:53 AM
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Also compared to an LS1 you're way down on power with a VH45 (about 280hp stock and not much aftermarket at all). They do sound awesome though and fit pretty well in the 240's.

LS1s are getting real cheap now anyway.
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Old Feb 17, 2009 | 08:43 AM
  #99  
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Originally Posted by NoPistons!
**** a v8.

If anything, i'd do a Grand National swap.

V6 3.8L twin turbo, nukka.
even with 1 turbo it should go "ok"
Attached Thumbnails What V8 would you stick in your rx7?-100_0554.jpg  
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Old Feb 17, 2009 | 10:26 AM
  #100  
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Yes, cal sucks, I've since moved to Florida, but you can expect more epa interference everywhere , in modifying cars thanks to the liberal majority in the gov't .

It's like a one way ratchet, keeps tightening, but won't loosen.

Doesn't Maryland have smog checks ?
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