All,
Didn't Judson make a supercharger that fit the roadster? They were around
in the 60's.
Sid
>From: Daniel Neuman <dneuman@stars.sfsu.edu>
>Reply-To: Daniel Neuman <dneuman@stars.sfsu.edu>
>To: datsun-roadsters@autox.team.net
>Subject: Major Armchair engineering A SuperCharged Roadster??
>Date: Wed, 10 May 2000 13:13:20 -0700 (PDT)
>
>Hello All,
> Sorry for being so post-crazy lately.. I am coming up on finals week
>and my brain is desperetly trying to think of anything else but
>Electrodynamics.
> So here is my brains current fixation... I think I planned it all out
>last night while I was trying to fall asleep...
> How about a supercharged roadster??? I think its possible-doable.
>Here's what I came up with.
> First, design and build a working cold air induction box.
> Move my lovely 100amp chrome alt to the lower left smog side.
> Several companies make centrifugal superchargers. They are small and
>pretty efficent. A company called Vortech makes a model that is desingned
>for
>small Jap. fourbangers and does not look to be a whole lot bigger than my
>GM one wire alt. I would have to fab up some mounts for it but it should
>fit on the high right side of the engine. Some models require them to be
>plumbed into the engines oil system some are self contained. I would
>rather
>used a selfcontained supercharger but finding one in the correct size. i.e
>small enough might be hard.. Seems like most manufact. are going after the
>5 liter Mustang market..
> This will be a blow-thru design..hence the need for a good working
>airbox. I will need to use a special electric fuel pump that will keep the
>float bowls pressureized like 2-3 psi higher than the airbox. I am sure
>jetting the solexs will be fun.. Luckily Mikuni makes a huge variety of
>jets.
> An air to air intercooler will be required.
> I will also need a more efficent rad. to handle the extra heat.
> The goal is to pressureize the air to about 10psi(after the
>intercooler) in the airbox. I figure (loosely very loosely) that this
>should
>increase my rear wheel horspower to over 200hp.and because its a blow thru
>design my throttle response and torque in the lower rpm's will me greatly
>increased.
> Sounds like fun huh???
> Am I nuts or what?? Lots of you will say YES!!! If I am looking for
>that kind of horsepower I should jsut install a newer SR-20 engine or
>something.
>Yes I know but then it won't be a roadster engine..and since I have a
>practically new U-20 I don't see the need to replace it just yet..
> Reality Check:
> I am estimating that I can make the cold air induction system for about
> 100 bucks
> Vortech wants $1495 jsut for the supercharger?!?!? No mounts no inter
>cooler no nothing!?!?! These guys are crazy!! I will have to keep
>looking..but
>I am afraid that they may be my only choice.
> So maybe I could do this for ~2000 bucks!?!?! That is crazy...but
>what-the-hey.. aren't signing bonus's meant to be spent on stuff like
>this??
>
> Ahhh I feel better already..mind clearing ready to hit the books.
>
> Daniel 69 2000
> SF CA
>
>
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