FJ20 engines are strong as a brick s**t toilet.
I dont know what's involved to install one. Weight
should be close to the U20 but not as light as
SR20. FJ20 are short stroke and SR20 are longer
stroke.
Thomas
datsunmike wrote:
> IMO, I wouldn't attempt to try to build a 200 HP U20 and expect it to live
> very long.
>
> Mike
>
> ----- Original Message -----
> From: "Ken Mack" <dkmt@pacbell.net>
> To: <datsun-roadsters@autox.team.net>
> Sent: Tuesday, February 18, 2003 9:52 AM
> Subject: RE: Engine Questions
>
> > Hmmmmm...
> >
> > I would have to say... I don't know what I want to do with the engine
> > yet. Since I don't own the car, and have never driven one, I have no
> > opinion to base my needs on. It is a small, light car that comes stock
> > with 150Hp (I think)... and that is more than 75% of the modern 4 cyl.
> > compacts on the market. Plus it has an FR setup, which you can hardly
> > find on ANY new car now a days. So I would think... this roadster is
> > very quick, nimble, and fun to toss around (aside from those skinny
> > stock tires).
> >
> > In an N/A form, I could see 200HP being very adequate for the car,
> > concentrating on top end power, raising the rev levels a bit, and then
> > blowing the rest of my money on a really good suspension setup (This car
> > will definitely be seen at Thunder Hill). Oh, then of course... $$$ for
> > making the car PERTY!
> >
> > I'd love to see it with an SR20DET (and may actually try someday)... but
> > even the N/A SR engine requires you to hack the frame to allow room for
> > the crank pulley and transmission bell. Unfortunately I do not have
> > access to welding or cutting devices to allow me to engine swap like
> > this, so I'd like to see what I can get out of a U20... when I get it
> > that is.
> >
> > How are the flow characteristics of the head? Would the car benefit
> > from a nice Port and Polish job? Matched valves? I've never heard of a
> > LOBELESS cam before. Are there aftermarket cams available? What about
> > an adjustable timing gear(would that even work on this)? Shaved head(but
> > not too much)? What about the cylinder walls? Is there enough room for
> > over boring? And what about an L20 engine... how do those slide in?
> > I've read somewhere that you can put an FJ20 into a Roadster? Is that
> > hard? Can you still get those from Canada?
> >
> > Just trying to ask some general questions so I can get answers and
> > opinions from as many people as possible.
> >
> > Thanks again;
> > Ken
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