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RX7 vs L98

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Old Apr 30, 2003 | 10:31 AM
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Default RX7 vs L98

Guy I work with came in yesterday braggin how he out accelerated a C4 with his 93 RX7. He did not know the year but said it had round tail lights and looked like my 87. So he's basically dissin my car and all other L98s. This is after I turned him on to my body shop/painter guy and favorite mechanic :mad His car looks nice and I have never dissed it. So, how do I shut him up. We have a drag strip nearby where I think I can grudge race him. But I need more information. Anyone have an old Car and Driver mag that shows the 93 RX7 1/4 mile times? My 87 is still stone stock as I have only had it for a month. It seems to run strong but what can I expect - I'm guessin low 14's (it is an automatic vert). I don't want to challenge him and then be embarassed in front of everyone at work. Should I race him or wait until I have done some mods? Moderater note: Please don't lock this one out as I don't think it is a kill story. We would run at a sanctioned drag strip in Stanton, Michigan :boxing
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Old Apr 30, 2003 | 10:42 AM
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Default Re: RX7 vs L98 (corvetteronw)

If he isnt modded you two will run dead even in the 1/4 pending him being able to drive a bone stock Rx-7 runs low 14's... if he is modded at all you can forget it. let it go till you can get a little under the hood.
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Old Apr 30, 2003 | 10:42 AM
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Default Re: RX7 vs L98 (corvetteronw)

I'd wait 'til you to get some good mods. LT-1's would have a better shot at him since they do well in the higher RPMs, but the L98 runs out of breath right when the RX7 will start to come alive. That last generation RX7 runs in the low 13's easily. You may get him for a bit off the line but once his turbos kick in, it's over. Sorry man, not the answer you were looking for. :( Time for NOS or a Mini-Ram!! :thumbs:
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Old Apr 30, 2003 | 10:54 AM
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Default Re: RX7 vs L98 (corvetteronw)

I say do it! and if he wins then you can always get him next time...but for the money i would dump the pre-cats and drump the mufflers and run some nice chrome tops so you have a better exhaust! get a K&N (never hurts) cut the lid...just a few free mods or really cheep! then you can beat him and if all else fails run the bottle! and blow him away!
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Old Apr 30, 2003 | 11:23 AM
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Default Re: RX7 vs L98 (corvetteronw)

Well, I found some spec for you about the Rx7. You aren't going to like it.

Specs: Performance
Stock

Top Speed 250.0 kph/155.3 mph
1/4 mile 13.5 sec
Lateral Acceleration 0.98 g
0-60 mph 4.9 sec

These figures are from a 1995 so, a 1993 will probably be a little slower. Don't worry though, he has only got you by .5 or so in the 1/4. I would hold off for now and maybe save up for new heads, cam, headers, and new chip. Then you would deffinately win. Or, just buy a Nitrous set up.
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Old Apr 30, 2003 | 11:39 AM
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Default Re: RX7 vs L98 (86VETTEMAN)

i wouldnt count on the 93 being slower. according to edmunds.com, 93-95 all had the amount of hp and torque. but the 93 was 37 pounds lighter.
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Old Apr 30, 2003 | 11:48 AM
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Default Re: RX7 vs L98 (86VETTEMAN)

Top Speed 250.0 kph/155.3 mph
1/4 mile 13.5 sec
Lateral Acceleration 0.98 g
0-60 mph 4.9 sec

_______________________________
I cant see a rx7 going 4.9sec, unless its a turbo. my thought is why waste the time racing a car with a smaller dicplacement than 2liter coke bottle. haha
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Old Apr 30, 2003 | 12:06 PM
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RX-7s with mods are deadly.
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Old Apr 30, 2003 | 12:44 PM
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Default Re: (scorp508)

If your vette is stock don`t even think about racing one of them RX-7 moded or not , they are all fast !!! with me vette I raced 2 of them , one stock one and one with a little minor mods , I both beat them from of the line to the finish line !! but if you do a little minor mods you will beat him for shure . :thumbs:
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Old Apr 30, 2003 | 01:40 PM
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Default Re: (marlon88)

all third gen ('93+) RX-7's are twin turbo from the factory. They also weigh in 400-500lbs lighter then Corvettes. Mazda may claim the engine is only 1.3 liters, but SCCA classes it as a 2.6 liter. Because of it's design, it fires twice the amount of times a reciprocating engine fires.

They are awesome sports cars, but finding somebody who can work on them is tough. Then engines take zero detonation before you blow an apex seal and have to rebuild.

A tip for your friend. If he wants his car to last for a while or is having drivability problems, he needs to replace EVERY vacuum line in the engine compartment with silicone line, plus use tie wraps to keep them on. A rotory will produce more exhaust heat then a reciprocating engine, couple that with two turbos and rubber lines don't stand a chance. It's not uncommon for stock engines to last 60k miles and modified engines to last 30k miles before a rebuild.
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Old Apr 30, 2003 | 02:47 PM
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Default Re: RX7 vs L98 (corvetteronw)

Thanks for the tips. I actually like his car because it still looks tasteful (no fart can, etc) and is bright red. I'll let him know about the info you guys have given me and will wait on a few mods before takin him on. :hurray:
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Old Apr 30, 2003 | 02:51 PM
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Default Re: (Raistlin)

I failed math, but here's my calculation:
RX-7: 2800lbs + 240hp(turbo x 2) = (should be) quicker than a stock L98.

I'd be leery of this one, sounds like he's settin' you up. :nono:

Oh, Raistlin, my 86 RX with the 13B (non-turbo) went 150K miles before I sold it. After that it pretty much fell apart. It was a great car! Oil changes are VERY important in the rotary motors. Anyway, just my .02. :seeya


[Modified by loiq, 7:54 PM 4/30/2003]
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Old Apr 30, 2003 | 02:58 PM
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Default Re: (loiq)

I failed math, but here's my calculation:
RX-7: 2800lbs + 240hp(turbo x 2) = (should be) quicker than a stock L98.

I'd be leery of this one, sounds like he's settin' you up. :nono:
I wouldn't be soo leery :rolleyes:

L-98 Vette: 3100 lbs + 330 torque = can hang with RX7 for a bit (..till the turbos crank out the rpms)

At that point it's probably whos the better driver and how long of a course you're running. I think the 1/4 is too long to show up an RX-7. Get a 383, then you'll be set.

:cheers:
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Old Apr 30, 2003 | 07:11 PM
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Default Re: (JSA 007)

I thought L98 vettes would be around 3300-3400lbs.

I had an 87 RX-7 Turbo II. It didn't last but 2 years before I blew that motor up. I really loved the car. The suspension could have been stiffer and it could of used more torque, but there's no other feeling like a 2800lb turbo rotory running 12psi of boost. Third gear was wicked!
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Old Apr 30, 2003 | 07:35 PM
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Default Re: (Raistlin)

I thought L98 vettes would be around 3300-3400lbs.
Mine is 3335 with me (175lbs at the time) and a 1/2 tank of gas in it.
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Old Apr 30, 2003 | 07:38 PM
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Default Re: (Raistlin)

Lemme know if your gonna race him, I live in Mt Pleasant and I wanna come watch :D
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Old Apr 30, 2003 | 07:39 PM
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Default Re: (scorp508)

They are awsome little cars i must say. I dont think you will b able to pull off a win light with a stock 87. Start throwing some mods at it. Get an exhaust do all the frees mods. You can get your car to mid 13s pretty easy.

Take him to the track.... Get the light and hook the tires..... You can win... Its who crosses the line first, not who is faster
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To RX7 vs L98

Old Apr 30, 2003 | 07:58 PM
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Default Re: (StealDads67)

I beat one in my 88. It was pretty freaking close though.
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Old May 1, 2003 | 10:36 AM
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Default Re: (Marty McFly)

A little off topic, but its a neat website I found. http://www.car-stats.com has all kinds off 0-60 times for many different year cars.

And my 0.02 is that the driver would make the difference not the car in this case. Unless of course he didn't take care of the RX-7. Rotaries need more TLC.
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Old May 11, 2003 | 10:29 PM
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Default Re: RX7 vs L98 (corvetteronw)

you guys are saying you dont think his stock 87' L98 would beat the stock 93' RX7 but do you think a stock 90' or 91' L98 would beat the RX7, those are 245 hp with 345 lbs. torque?
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