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Re: TR-6 Supercharger update.

To: tr6guy@juno.com
Subject: Re: TR-6 Supercharger update.
From: Joseph J Burlein <tr6guy@juno.com>
Date: Sun, 21 Nov 1999 20:55:38 -0500
Cc: erik@midwestfilter.com, tr6guy@juno.com, molars@home.com, triumphs@autox.team.net
In a update on the first and second gear issue.  Peter Boutcher said that
even with the stock cams, generally, the blower doesn't show a huge
difference until third gear.  You do get a bit in second above 3300 or
so...  Sorry, until I get some hard numbers, the "feeling" of the thing
is the best I can do...

Joe

On Thu, 18 Nov 1999 14:09:03 -0500 Joseph J Burlein <tr6guy@juno.com>
writes:
> Hadn't heard that about the cam.  Could explain why I don't get a 
> punch until late in second gear, then third and fouth.  Since I am 
> not worried about off the line performance, I won't worry about it 
> until an engine rebuild way in the future (I hope!).  Any idea if it 
> hurts the acceleration in higher gears/RPMs?
> 
> Joe Burlein
> 
> On Thu, 18 Nov 1999 09:30:54 -0600 Erik Quackenbush 
> <erik@midwestfilter.com> writes:
> > I'm not an expert by any means, but everything I've read suggests 
> > that if
> > you're going with forced induction you're better off with a stock 
> > camshaft
> > instead of a high performance cam. As I understand it, with the
> > supercharger forcing the charge into the engine you don't need the 
> 
> > extra
> > duration or valve lift to feed it, so you're basically giving up 
> low 
> > end
> > smoothness and torque for no reason. I suppose a cam grind with 
> > stock
> > intake lobes and performance exhaust (the supercharger doesn't 
> pull 
> > exhaust
> > gas OUT of the cylinders) lobes would be an improvement, but I've 
> > never
> > heard of anyone doing that.
> > 
> > -Erik (who's been toying with the idea of supercharging his 
> > winter-driver
> > station wagon)
> > 
> > At 11:20 PM 11/17/99 -0500, Joseph J Burlein wrote:
> > >
> > >A lot of people have asked about my engine etc.
> > >
> > >The engine was rebuilt about three years and three thousand miles 
> 
> > ago. 
> > >(It was a weekend driver up until about three weeks ago, but, 
> that 
> > is
> > >another story)  The only mod I know of is a Crane Cam that is 
> > between
> > >stock and race.  I know, a huge gap, but, that is best I can do.  
> 
> > If
> > >anyone is really interest, I can dig out the spec sheet and tell 
> > you the
> > >regrind number and intake/exhaust clearences (18 and 20 I think). 
>  
> > The
> > >rest is a fully spec engine.  I've been told that you want as 
> stock 
> > a
> > >head as possibly with (I hope I get this right) low compression 
> > (ie:
> > >don't shave the head).  The blower need volume to work with, so 
> the
> > >bigger the better.  (As for the rest of the car, Falcon SS sport 
> > exhaust,
> > >ss headers from Rimmer.  The header sounds great but may be 
> dinging
> > >performance.  Don't know yet).
> > >
> > >The blower is an M-62 (for 2.5 to 4.0 liter cars) Eaton from 
> > Magnuson.
> > >
> > >The kit (minus carb) came from Peter Boucher of Vintage Induction
> > >Systems.  He had one already made up, so it came quick.  I don't 
> > know if
> > >he has anymore left or not.
> > >
> > >The car is a 1972 (build date, Oct 71) TR-6 with somewhere around 
> 
> > 50K (if
> > >you believe DMV) on the clock.  Overdrive included.
> > >
> > >Keep the questions coming.  Pics to go out the CFTR website after
> > >Thanksgiving to give everyone an idea of what the kit looks like 
> in
> > >production versus the one in British Car Magazine.
> > >
> > >Joe
> > >
> > >On Wed, 17 Nov 1999 21:28:41 -0800 "Jack Clark" <molars@home.com> 
> 
> > writes:
> > >> Hey Joe,
> > >> I am green with envy!! What year is your six?
> > >> Did you rebuild the engine, or do anything nonstock to the 
> engine 
> > 
> > >> prior to
> > >> installing the blower?
> > >> i.e porting the head, using headers, ...
> > >> Also, have you tried the faster pulley? I have been debating 
> > doing 
> > >> this for
> > >> some time now, but
> > >> have not heard any feedback from anyone who has done it. Also, 
> > how 
> > >> long did
> > >> it take to get the kit from Pete, and the blower from Magnuson? 
> 
> > >> Sorry for
> > >> all the questions, but I want know as much about it as possible 
> 
> > >> before I
> > >> sink the 2k!
> > >> 
> > >> Thanks in advance,
> > >> Jack 74  TR6
> > >> 
> > >> 
> > >
> > >Joe Burlein
> > >72 TR-6
> > >Melbourne, FL
> > >
> > >Real cars are designed to carry only two people, anything else is 
> 
> > just a
> > >bus.
> > >
> > 
> > --
> > Erik Quackenbush, V.P. Operations, Midwest Filter Corporation 
> > 1-847-680-0566 fax: 1-847-680-0832 http://www.midwestfilter.com
> > 
> > 
> 
> Joe Burlein
> 72 TR-6
> Melbourne, FL
> 
> Real cars are designed to carry only two people, anything else is 
> just a bus.
> 
> ___________________________________________________________________ 
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Joe Burlein
72 TR-6
Melbourne, FL

Real cars are designed to carry only two people, anything else is just a
bus.


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