The bolt on turbo discussion

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s13sr20chris
Posts: 4148
Joined: Tue Jun 10, 2003 9:32 am
Car: '89 Nissan S13 w/redtop running 13psi and not leaking fuel anymore
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gt28rs is at jim wolf technologyalso check jgycustomsheavythrottleenjuku racingjgy has a nice selection.


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Movingviolation240
Posts: 1681
Joined: Thu Apr 25, 2002 2:26 pm
Car: '95 Nissan 240SX 400hp SR20DET -SOLD
'93 Lexus SC300 w/ SP66 turbo kit

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I see sombody is posting my dyno graph's.... That's a pull on a stock manifold as well.

Jay made 387rwhp on his 'big housing 25R' and I think I could almost make more with an external gate and maybe another stainless tube manifold. But with the luck I've had with bottom mount turbo manifold's lately I think I'll just skip that alltogether.

The GT25R is basically bolt up, all the water and oil lines fit, the hot pipe is easy (just cut the stock one and re-orient the inlet, shorten the outlet and you set). The intake pipe can be made with an adaptor and 2 90 degree 3in elbow's. Beyond that it just takes a little bit of time with a DeWalt grinder on the side of the motor mount.

BTW my settup made 300rwhp at 7psi on the dyno, and the torque curve was FLAT (straight line, DOA flat) the whole way accross the powerband.

PaulOrlando, FL

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thes14project
Posts: 495
Joined: Wed Sep 25, 2002 8:49 pm
Car: Thinking my friend and I have mechanical skills

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The question is, what will 300hp do on an s14? I mean, we could talk horse power numbers for days, but what kinda power and performance is it? I mean we all know that 300hp in my 240 and 300hp in a 300zx or 3000gt will be significantly different due to weight of the chassis alone. So if I'm looking for an all around fast daily driver, much like Movingviolation240, always gotta give you the mad respect, what will we need to do.

Also, I would like to say, that I drove my SR for the first time over my last leave last week. I loved it. I miss my torque though. What RPm is the sr supposed to idle at? I just ran the downpipe, it so ****ing loud, I pulled up to a guy in a mustang gt (which I know could have smoked me), looked at him, reved my engine and the guy was just like "no way man" I thought it was funny. Anyways, that was my leave, I won't be back home for another 60-90 days, but when I do, it's on. So since we're talking about turbos, lets also talk about the "turbo package" like fuel and air management. What do you guys have and what hp tq numbers do you guys have? How is your reliability? and why does everyone ask if the sr is a 6 cyilinder? Take care guys, Scott


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