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Re: Roadster EFI

To: datsun-roadsters@autox.team.net
Subject: Re: Roadster EFI
From: Thomas in Sweden <csp311@telia.com>
Date: Sat, 31 Mar 2001 12:21:05 +0200
Because there were no 280Z sold in Europe. From 1974
to 1978 we had the 162 hp 260Z. I found him a 280Z
manifold and he took it from there.

Thomas

datsunmike wrote:

> Why didn't he swap in a 280Z setup?
>
> ----- Original Message -----
> From: "Thomas in Sweden" <csp311@telia.com>
> To: "James Uhl" <jamesuhl@mediaone.net>
> Cc: <datsun-roadsters@autox.team.net>
> Sent: Friday, March 30, 2001 6:59 PM
> Subject: Re: Roadster EFI
>
> > I have a friend wo installed a Bosch K-jetronic (mechanical
> > fuel injection) in his 260Z. We all said it was impossible
> > but he installed it, turned the key and it all worked. This
> > was 17 years ago and the car is still running.
> >
> > Thomas
> >
> > James Uhl wrote:
> >
> > > Maybe....
> > > Just remember.... they told Columbus the Earth was flat.
> > >
> > > Your eternal optimist,
> > > James
> > >
> > > ----- Original Message -----
> > > From: "datsunmike" <datsunmike@nyc.rr.com>
> > > To: "James L Uhl" <jamesuhl@mediaone.net>; "Daniel Neuman"
> > > <dneuman@hodge.sfsu.edu>
> > > Cc: <datsun-roadsters@autox.team.net>
> > > Sent: Friday, March 30, 2001 4:23 PM
> > > Subject: Re: Roadster EFI
> > >
> > > > IMHO it would be cheaper and easier to put a modern engine in the
> Roadster
> > > > than to design an EFI for the U20. After looking at the TWM site and
> > > > listening to all of you it's gonna cost 3K+ when all is said and done.
> And
> > > > while there will be increased driveability and some power gains the Q
> is
> > > > this: Is it really worth all the effort and time and $$$$$? And what
> > > happens
> > > > if it doesn't work well, which is a possibility especially if you have
> to
> > > do
> > > > all the programming work. I know someone that had a programmable ECU
> on
> > > > their Miata because it was cool and his car ran worse than before. He
> also
> > > > didn't program it right and it was way lean and almost melted his
> engine.
> > > He
> > > > did damage it.
> > > >
> > > > At TWM they say it'll cost 2600 w/o an ECU or the wiring or plumbing
> and
> > > > that is providing you have a Solex manifold.
> > > >
> > > > IMHO,
> > > > Mike
> > > >
> > > > ----- Original Message -----
> > > > From: "James L Uhl" <jamesuhl@mediaone.net>
> > > > To: "Daniel Neuman" <dneuman@hodge.sfsu.edu>
> > > > Cc: <datsun-roadsters@autox.team.net>
> > > > Sent: Friday, March 30, 2001 2:46 PM
> > > > Subject: Roadster EFI
> > > >
> > > >
> > > > > What I'm considering is the use of an early 90's Bosch LH 2.4
> Electronic
> > > > > Port Fuel Injection system that was used on some Euro cars.  Parts
> would
> > > > > include the ECU, injectors, Air Mass Meter [(AMM) hot-wire-type], O2
> > > > sensor,
> > > > > Temp. sensor, and throttle body with Throttle position sensor (TPS).
> A
> > > > > wiring harness could be easily fabricated.  The parts would be least
> > > > > expensive if purchased used.
> > > > >
> > > > > The BIG problem to overcome is the intake manifold.  A custom setup
> is
> > > > gonna
> > > > > be required. $$$  I have to get a car, first, but I'm pretty sure I
> can
> > > > make
> > > > > a system that's gonna perform incredibly well with (I THINK)
> relatively
> > > > > inexpensive mods to the factory intake manifold!  Plus I have a
> friend
> > > in
> > > > > the engine management world who can probably help me out by spec'ing
> the
> > > > > right AMM and injectors.
> > > > >
> > > > > Depending on how far I go, there's a possibility of using a
> > > high-discharge
> > > > > ignition system (40kV) that controls the timing of each cylinder
> > > > > independently - THAT will take a little more work!
> > > > >
> > > > > Anybody wanna donate a 2.0L engine?
> > > > >
> > > > > James
> > > > >
> > > > > -----Original Message-----
> > > > > From: Daniel Neuman <dneuman@hodge.sfsu.edu>
> > > > > To: jamesuhl@mediaone.net <jamesuhl@mediaone.net>
> > > > > Cc: datsun-roadsters@autox.team.net
> <datsun-roadsters@autox.team.net>
> > > > > Date: Friday, March 30, 2001 12:57 PM
> > > > > Subject: Re: Jets for Solex
> > > > >
> > > > >
> > > > > >Hello,
> > > > > > Yes I would be interested.  What type of fuel injection system
> exactly
> > > > > >are you thinking about?  $700 bucks seems really really cheap do
> you
> > > > think
> > > > > >that you could get 'everything' for about that much?? And for that
> > > matte
> > > > > >what would constitute everything??
> > > > > > Daniel 69 2000
> > > > > > SF CA
> > > > > >
> > > > > >> Hey guys, this and other posts have me wondering..... would there
> be
> > > > any
> > > > > >> interest in a reliable (Bosch) Electronic Fuel Injection kit for
> the
> > > > > >> Roadsters?  I'm pretty sure I have the means to produce one if I
> put
> > > my
> > > > > mind
> > > > > >> to it.  I'm planning on making one for myself when the time
> comes.
> > > > > >>
> > > > > >> I would imagine the cost to be under $700 with used parts, but
> you'd
> > > > have
> > > > > a
> > > > > >> damn near perfect stochiometric ratio at all times - unlike
> carbs!
> > > > What
> > > > > do
> > > > > >> you think?
> > > > > >>
> > > > > >> James
> > > > > >>
> > > > > >> ----- Original Message -----
> > > > > >> From: <bob_wilson@agilent.com>
> > > > > >> To: <datsun-roadsters@autox.team.net>
> > > > > >> Sent: Thursday, March 29, 2001 8:03 PM
> > > > > >> Subject: Jets for Solex
> > > > > >>
> > > > > >>
> > > > > >> > This might be asking a lot, but I wondered if anyone had a
> bunch of
> > > > > jets
> > > > > >> for
> > > > > >> > a 40mm Solex carb. To tune it up the manual says basically to
> try
> > > > > >> different
> > > > > >> > jet sizes while following their procedure. Well, this could
> cost a
> > > > lot
> > > > > >> when
> > > > > >> > you don't exactly know how many sizes you need etc. And I need
> 4 of
> > > > > each
> > > > > >> > jet. If someone would trust me to return them (I would), I
> would be
> > > > > very
> > > > > >> > careful with them  and return all back to you when I knew the
> right
> > > > > sizes.
> > > > > >> > There are 3 different "jets":
> > > > > >> >
> > > > > >> > Main Jet      120
> > > > > >> > Main Air Jet  180
> > > > > >> > Pilot Jet      50
> > > > > >> > The number shown is the size in my carbs now.
> > > > > >> >
> > > > > >> > Since my engine is "spitting back" out thru the carb throats at
> > > idle,
> > > > > the
> > > > > >> > mikuni/solex manual says that I am probably too lean. So need
> to go
> > > > to
> > > > > >> > larger Pilot Jet. This is the first Jet I need to get right.
> Then
> > > go
> > > > on
> > > > > to
> > > > > >> > the others.
> > > > > >> >
> > > > > >> > I have made a stroker out of my 1600 block and head. So it is
> now a
> > > > > 2.0L,
> > > > > >> > with about 9.2 CR.
> > > > > >> >
> > > > > >> > If anyone could loan me some jets near to the above sizes, or
> > > > recommend
> > > > > >> the
> > > > > >> > correct sizes for my application, it would be nice.
> > > > > >> >
> > > > > >> > Bob Wilson
> > > > > >> > San Jose, Calif area
> > > > > >> > 1970 1600 stroker 28383
> >
> >
> >
> > --
> > <><><><><><><><><><><>
> >  Thomas in Sweden
> >  Nissan Silvia 1965 x2
> >  http://csp311.cjb.net
> >  http://silvia.nu.st



--
<><><><><><><><><><><>
 Thomas in Sweden
 Nissan Silvia 1965 x2
 http://csp311.cjb.net
 http://silvia.nu.st

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