13.407 @ 106.63 mph

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mynismo
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got a chance to hit up norwalk last night. got a rare 7 runs in.

track conditions were perfect.

on 7th run, busted out:

60': 2.218 1/8: 8.774 @ 84.43 mph (0-60: 4.43 sec) 1/4: 13.407 @ 106.63 mph

s13 redtop sr20det. open diff. street 205/60/15 tires. stock maf/injectors/turbo. 14 psi. clutch/flywheel/intake/header/exhaust/pullies/ecu.

boost controller is the "cheap" lower shores performance one thats found on ebay. i think this post is proof that pullies and a tubular manifold actually do something.



Doomed2Walk
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Nice E.T.

Silvia007
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Hmmm.... that's pretty nice. Forgot to mention FMIC.

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D1SR240
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very nice indeed, congrats

mynismo
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Silvia007 wrote:Hmmm.... that's pretty nice. Forgot to mention FMIC.
i thought people could see that in my sig

thanks guys

Altiman94
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looks like some very nice runs. Do youhave any more pics of the set up?

mynismo
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here you go







i'd give ya a pick of the interior but im in the process of redoing the whole thing in black instead of "crap brown"

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D1SR240
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1991 Nissan 240SX

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what kind of exhaust do you have?

mynismo
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apex'i gt spec. its great because it looks like such a ricer can lol.

i got it mainly for the reason that its 3.7" outlet from cat-back. just about as much flow as the duals, but i needed stainless steel.

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NoStickers
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1989 240sx w/ ka
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Haha, I get **** from my friends about my giant exhaust all the time. I hate having to watch where I drive in fear of scraping it on the ground.

S13 King
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i've been wondering what i'd run with my setup. There aren't many local drag strips around my area. My mods are:Blacktop SR20DETGReddy FMICGReddy Type-S BOVGReddy Profec-b boost controllerGReddy downpipeSPEC Stage 3 clutch URAS 3'' Titanium full exhaustFlexlite Dual fansDunlop SP Sport FM901 tires

14.5 psi boost.....what you guys think?

mynismo
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13.7/13.8 at a good track.

13.3/13.4 with lsd.

just a guess, it all depends on the driver and the condition of the engine/tuning.

MrIllegalX
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how the hell did you fight wheelspin? that 60 foot isnt that great, but not bad for **** tires. I also have 205/60/15's and it's impossible to get traction from a stop, still hard to do it from a roll.

so how did you launch it?

mynismo
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once you learn its "fairly" easy.

even a 2.2 aint all that great, but i guess it is for open diff.

take rear tires to 22psi.

rev up to 3200rpm. play with clutch and gas pedal a tad.

practice.

and most important of all, go to a good track.

it really took off pretty damn, i mean really damn good for an open diff. once i let clutch out it took off. i cant wait to get some slick and dump it at 5k. even with open diff, i should be close to a 2.0, if not less.

nissanrcer240
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my nismo, is your boost holding using that lower shores boost controller? I have the same boost controller and the boost hits at 15 then drops off to 10-12 in 1st and 2nd gear but holds pretty good through 3rd and 4th. How do you have yours adjusted to make it hold the boost if yours is working?

nismostate
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i ran 13.78 with open diff, 14.5 psi, smic, spec stg 3, and 3" catback. i could of ran lower if i had a better 60 ft. btw, i don't recommend running 14+ psi on smic! haha, i have mbc so i just turned the knob. w/ 11psi, i ran 14.0 and i missed 3rd! it really depends on the driver and launch. btw, i launch at 4200 and i think 25psi tire pressure.

I love my 3" URAS exahust because the canister is a lot smaller compared to the apexi. I haven't scrapped yet and i've lowered my car about 1 1/4 in with 205/50/15 ziex.
Modified by nismostate at 5:45 PM 10/5/2004

Luke

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nissanrcer240 wrote:my nismo, is your boost holding using that lower shores boost controller? I have the same boost controller and the boost hits at 15 then drops off to 10-12 in 1st and 2nd gear but holds pretty good through 3rd and 4th. How do you have yours adjusted to make it hold the boost if yours is working?
That's the normal behavior of a manual boost controller. Even my $99 DNA Boost controller does that.

pampadori
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the t25 will drop off in the gears where the engine revs up real fast. because the turbo is asked to speed up rapidly too, and the t25 is a small turbo. it just can't keep up with the motor. 2.2 60' isn't good. get a 2.0 or 1.9 and you will drop to the 12's. Shaun

Altiman94
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very nice car.

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DriftS14
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Where did you get your 0-60 measurement from? It took you over 4 seconds to get from 60 to 84 mph. I've gotten sub 5 second 0-60's but I trap 88 in the 1/8 mile. Weird is all.

f150intally
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pampadori wrote:the t25 will drop off in the gears where the engine revs up real fast. because the turbo is asked to speed up rapidly too, and the t25 is a small turbo. it just can't keep up with the motor. 2.2 60' isn't good. get a 2.0 or 1.9 and you will drop to the 12's. Shaun


you will not drop into the 12s with a 2.0 60 ft. I ran a 13.01 @ 105 with a 1.84 60 ft.

the night i ran 22" slicks my average 60 ft was 1.706 and every run was a 13.0 because i was bouncing off the top speed limiter before the end of the 1/4 because of the difference in gearing. this was all on the stock t25.

mynismo
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pampadori wrote:the t25 will drop off in the gears where the engine revs up real fast. because the turbo is asked to speed up rapidly too, and the t25 is a small turbo. it just can't keep up with the motor. 2.2 60' isn't good. get a 2.0 or 1.9 and you will drop to the 12's. Shaun
its impossible to do a sub 2 sec time with open diff. for open diff, a 2.1/2.2 is very good.

thanks for explaining about the turbo and mbc. yes, it falls off in 1st, but not so much in 2nd/3rd/4th. on the lower shores there is a small allen wrench thing to adjust the coarse adjustment. make sure you tighten it down all the way so it doesn't move, otherwise you'll leak boost. my last car couldn't hold more than 10psi anywhere, but this one holds full 14psi all through 3rd and 4th (for the most part).
DriftS14 wrote:Where did you get your 0-60 measurement from? It took you over 4 seconds to get from 60 to 84 mph. I've gotten sub 5 second 0-60's but I trap 88 in the 1/8 mile. Weird is all.
o, some online place, i don't know how accurate it is. it matches your 1/8 et against your 1/8 mph. i also tested it with my turbo timer and it says 0-62kmh is 4.6, but again i dont know how accurate that is...
f150intally wrote:

you will not drop into the 12s with a 2.0 60 ft. I ran a 13.01 @ 105 with a 1.84 60 ft.

the night i ran 22" slicks my average 60 ft was 1.706 and every run was a 13.0 because i was bouncing off the top speed limiter before the end of the 1/4 because of the difference in gearing. this was all on the stock t25.
you will if you have an aftermarket ecu or speed cut if i had a stock ecu, i'd already be bouncing off the limiter with open diff (notice that you're trap was 105, mines 106.6). 4th gear is the strongest in our cars, and there's no doubt that with slicks i'll get that 12.

240dreams
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i cut a 2.0 60ft last night with an open diff, m+s tires, and about 24 psi. maybe the track was resprayed or something b/c i never felt my car pull so fast off the line.

my best 1/4 was a 14.4 with a stock exhaust and crappy wheelhop launch.

good run my nismo. did you really feel a difference with the tubular manifold and pulleys? if so, where did you get the manifold?

f150intally
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mynismo wrote:its impossible to do a sub 2 sec time with open diff. for open diff, a 2.1/2.2 is very good.

thanks for explaining about the turbo and mbc. yes, it falls off in 1st, but not so much in 2nd/3rd/4th. on the lower shores there is a small allen wrench thing to adjust the coarse adjustment. make sure you tighten it down all the way so it doesn't move, otherwise you'll leak boost. my last car couldn't hold more than 10psi anywhere, but this one holds full 14psi all through 3rd and 4th (for the most part).

o, some online place, i don't know how accurate it is. it matches your 1/8 et against your 1/8 mph. i also tested it with my turbo timer and it says 0-62kmh is 4.6, but again i dont know how accurate that is...

you will if you have an aftermarket ecu or speed cut if i had a stock ecu, i'd already be bouncing off the limiter with open diff (notice that you're trap was 105, mines 106.6). 4th gear is the strongest in our cars, and there's no doubt that with slicks i'll get that 12.
i did not notice you had an aftermarket tune so i retract my statement about 12s. i'm running the stock ecu but would've been into the 12s if i had unplugged my speed sensor. hind sight is 20/20.

pampadori
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there are lots of high 12 sec stock turbo open diff 240's. on this forum too.you can cut the yellow with green strip wire on the dash plug on the engine harness to by pass the speed limiter. Shaun

nismostate
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pampadori wrote:there are lots of high 12 sec stock turbo open diff 240's. on this forum too.you can cut the yellow with green strip wire on the dash plug on the engine harness to by pass the speed limiter. Shaun
really? right off of the ecu??

nissanrcer240
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pampadori wrote:there are lots of high 12 sec stock turbo open diff 240's. on this forum too.you can cut the yellow with green strip wire on the dash plug on the engine harness to by pass the speed limiter. Shaun
Are you sure? I've never heard of this before?

mynismo
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240dreams wrote:i cut a 2.0 60ft last night with an open diff, m+s tires, and about 24 psi. maybe the track was resprayed or something b/c i never felt my car pull so fast off the line.

my best 1/4 was a 14.4 with a stock exhaust and crappy wheelhop launch.

good run my nismo. did you really feel a difference with the tubular manifold and pulleys? if so, where did you get the manifold?
wow.. nice time. i have heard of another s14 that did a 2.0 also but with a 13.0 et (modded..). 14.4 is a pretty good time if its stock boost/exhaust. get an aftermarket exhaust and that will free up LOTS of hp... i wish i could get a 2.0! that would make it very close to a 13.0, if not a 12-sec time.

the manifold and pullies were put on at the time of the swap, so i really dont have anything to compare it to. but i did have an sr20det swapped s13 before, base model with just fmic, intake/exhaust and boost, and that did one 13.6... but that was with a 2.1 60' and trapping 105. with my current car i did consistent 106's when i held shifts all the way to 7500. seems like the header makes a LOT of power above 6k all the way to redline, and i think the pullies really make it rev faster, and i think the flywheel keeps revs high inbetween shifts and makes the car a little different to drive.

right now on ebay the manifolds are freakin $99. its major bling and actually does help up high. mine has a hairline crack in it but i was running hot before and untuned, which put much overdo stress onto the header. it is pretty well made and for $99..... get it!
pampadori wrote:there are lots of high 12 sec stock turbo open diff 240's. on this forum too.you can cut the yellow with green strip wire on the dash plug on the engine harness to by pass the speed limiter. Shaun
i dont know of any open diff 12sec 240s... actually ive never heard of anyone running it. who is? i'd like to talk to them.

you can cut the speed wire as mentioned, and that will bypass the cut, but it throws the check engine light on. if you want to do it wire it to a on/off switch so when you want to go over 105mph hit the switch, and when you are off of it the check engine light wont come on. its a yellow/green wire.

its number 32 on the pinout image herehttp://sr20det.nismo.org/srtech.htm

also adding a blitz or mines ecu will automatically take out the speed cut, and they do have certain things to bypass it for $70, but you cant beat a simple $2 on/off switch going right to the ecu wire. its pretty easy to rig up.

pampadori
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there was a guy on this forum about 2 years ago with a red s13 coupe. he had nt555 drag radials, and went 12.8. he was very informative....any veterans remember who i'm talking about? update.....his name was I H8 UR DSM i think.Shaun
Modified by pampadori at 12:01 PM 10/15/2004

mynismo
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i know ken harrison did a 12.8 with his car (before it became a drag car), but that was with lsd and dr's. im gonna see if i can pull it off with open diff, then pop on the 2871r


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