datsun-roadsters
[Top] [All Lists]

RE: FJ20 conversion?

To: "Seal, Marc" <MSeal@datatec.com>, "'sidney raper'"
Subject: RE: FJ20 conversion?
From: Don Miller <turbospl311@yahoo.com>
Date: Tue, 5 Jun 2001 09:31:24 -0700 (PDT)
I can vouch for that! 318 on the dyno last year to the
rear wheels and I can spin the 12" slicks when ever I
so choose. Also, I have learned you don't shift hard
from 1st to 2nd. Has a tendency to break spider gears
into little bits!

Don (I now carry a spare rear end in the trailer)
Miller
68 V-6 Turbo
Meridian, ID
--- "Seal, Marc" <MSeal@datatec.com> wrote:
> 500hp in a roadster you would have a hell of a time
> getting it to the ground
> 
> -----Original Message-----
> From: sidney raper [mailto:spl310@hotmail.com]
> Sent: Tuesday, June 05, 2001 11:02 AM
> To: csp311@telia.com; DemonTSi@aol.com;
> datsun-roadsters@autox.team.net
> Subject: Re: FJ20 conversion?
> 
> 
> Hmmmmm.....Interesting.  I guess that the old addage
> comes to mind in this 
> instance "There's no replacement for displacement" 
> Stuff a big block in 
> there (I dunno the numbers for GMs and Mopars) like
> a Ford 427 side oiler 
> with a brace of 4 weber IDAs, full race cam, headers
> into side pipes and you
> 
> can beat the 500 hp number.  Of course, the frame
> will twist into a pretzle 
> after you dump the clutch a few times....
> 
> Sid
> 
> 
> >From: Thomas - Sweden <csp311@telia.com>
> >Reply-To: Thomas - Sweden <csp311@telia.com>
> >To: DemonTSi@aol.com,
> datsun-roadsters@autox.team.net
> >Subject: Re: FJ20 conversion?
> >Date: Tue, 05 Jun 2001 13:16:59 +0200
> >
> >A few things to check if it's riceboy power or
> >accurate figures. Most numbers are rounded off.
> >
> >500 hp at the wheels would require an airflow
> >about 2000 kg/hr. of air into the engine.
> >
> >500 hp at the wheels would require minimum
> >of four 650 cc injectors.
> >
> >500 hp at the wheels would require a Garret T04BB
> >with T76 trim running at ~30 psi or any other turbo
> >with equal flow capacity for 75% efficiency.
> >
> >500 hp at the wheels at 6500 rpm is 540 Nm at the
> >same rpm. SR20DET peak torque with bolt-on
> >aftermarket parts is somewhere around 4000 rpm
> >where 2/3 of max. hp is reasonable to expect
> >for a daily driven car. 340 hp/4000 rpm is 598 Nm.
> >
> >So I searched for engines with similar power
> >output.
> >
> >Nissan R390 GT1 have a 3495 cc V8 with twin
> >turbos. 550 hp/6800 rpm and 637 Nm/4400 rpm
> >Let's say the drivetrain use 10% of the flywheel
> >power. That give us 495 hp and 573 Nm at the
> >wheels. This is the car Nissan built for the 24
> hour
> >LeMans race 1998-99. 0-60 mph in 3.9 seconds
> >and 1/4 mile 11.9 seconds.
> >
> >An SR20DE (non-turbo) touring car racing engine
> >makes 320 hp/8500 rpm. This engine can not
> >be driven on the street as it will die below 4000
> rpm.
> >
> >Last example. Nissan Skyline GT-R Blitz racing car.
> >2750 cc inline six. 850 hp/9300 rpm and 961 Nm
> >at 7500 rpm. Let's say the drivetrain use 10% of
> >the flywheel power on this too. That give us 765 hp
> >and 865 Nm at the wheels. I dont think this one can
> >be used as a daily driver by looking at the rpm
> where
> >the power is available.
> >
> >Porsche 911 RS-2, 3600 cc with 462 hp/5700 rpm
> >and 620 Nm/3500 rpm with 28 psi boost pressure
> >is not close enough. Reduce the power with 10%
> >to compare with the others. 416 hp & 558 Nm.
> >So it's back to the drawing board for Porsche.
> >
> >Thomas
> >
> >
> >DemonTSi@aol.com wrote:
> >
> > > In a message dated 06/04/2001 6:29:48 PM Pacific
> Daylight Time,
> > > adfox@iprimus.com.au writes:
> > >
> > > > Although not
> > > > quite as capable of being worked for outright
> power, the SR20det would
> 
> >be a
> > > >
> > >
> > > Hmm, I'd have to argue with that point.. I've
> got a few friends putting 
> >out
> > > near 400hp to the wheels on their turbocharged
> SR20DEs (mind you, these
> > > started out as high-compression, non-turbo
> motors!!). This is with 
> >completely
> > > stock internals, and just bolt on upgrades.
> Folks with mildly-built 
> >(i.e.
> > > forged pistons, but everything else stock) SR20s
> are putting out around 
> >500hp
> > > to the wheels. These are all daily driven cars
> too...still boggles my 
> >mind.
> > >
> > > \/ /\ /\/
> > > www.sr20parts.com - updated 5.28.01
> > > Ares Engineering - coming soon(er or later)
> >
> >
> >
> >--
> ><><><><><><><><><><><>
> >  Thomas in Sweden
> >  Nissan Silvia #319
> >  Nissan Silvia #293
> 
>
_________________________________________________________________
Get personalized email addresses from Yahoo! Mail - only $35 
a year!  http://personal.mail.yahoo.com/

<Prev in Thread] Current Thread [Next in Thread>