This morning, I'd like to know who wrote the following: " Taking a break
from my Elites and Sevens, to examine some boxes of old Lotus records,
including original USA dealer order sheets...", because I'd like to
discuss these records with him. I am just about to take possesion of
another Lotus 20, that was one of the two team Rosebud 20s. Lotus
records show that the first 22 went to them, but they must have bought
the 20s from one of the US dealers, Kyback or Chamberlain. Since Rosebud
was in Texas, they'd be right in the middle. My new car was bought from
Rosebud after it was crashed at the Sebring 1962 FJr support race and
brought back to Ohio. Over the years, the rear part of the frame was
modified to accept an Alfa motor, but the unique Rosebud rollbar
remains. Please contact me off list at roger....@telesistech.com .
Hopefully your list covers racecars too. Roger
-----Original Message-----
From: Lotus-History group [mailto:nor...@googlegroups.com]
Sent: Friday, April 25, 2008 4:18 AM
To: Lotus-History abridged email subscribers
Subject: 3 new messages in 2 topics - abridged
Lotus History
Lotus-...@googlegroups.com
http://groups.google.com/group/Lotus-History?hl=en
Today's most active topics:
* Valves - 2 new
http://groups.google.com/group/Lotus-History/t/cc4ef4fb764793b9?hl=en
* Early Lotus Specification Sheets - 1 new
http://groups.google.com/group/Lotus-History/t/5b4626d588744b1e?hl=en
Active Topics
-------------
Valves - 2 new
--------------
Hello Ian, The Mansell letter from Peter Yoeman ? had an awful lot of
information. My thoughts are that when using an amalgamation of parts
for any engine and not following a previously designed or specified
engine ( all FWA or FWE or FWB) is that you must engineer your own. What
rpm are you searching for, where do you want your torque to start (rpm),
that will tell your cam supplier what to design and what compression he
wants, what ratios in your gearbox and differential, and what flow
figures would be necessary and then you look at your 1020 or 1500
(4000-13U) block and you look at your installed piston height and then
determine what combustion chamber volume you will need to accomplish
your desired compression and them you look at your valve and intake
manifold and try to design enough flow to accomplish all of that and
then look at your pump head or ? and weld-up or shave or buy a #5000
blank head to work your own magic on....it is so hard to buy off the
shelf parts for a one off engine and have any hope that it will work.
The neat thing about using an engine builder that has experience is that
he will probably have made most of the mistakes you might make starting
from scratch. I have blocks that are .450 different in height from crank
center, pistons that are made for each block and heads that have been
screwed around with by the best intentioned individuals and none of the
parts are interchangeable. Valve and spring packages, guides retainers,
buckets, and manifolds are all different....
developing an inventory of parts, a matrix of possibilities will not
work unless you incorporate all variables and that is very difficult. -
Wed, Apr 23
2008 8:43 pm
2 messages , 2 authors
http://groups.google.com/group/Lotus-History/t/cc4ef4fb764793b9?hl=en
Early Lotus Specification Sheets - 1 new
----------------------------------------
Hello, All. Taking a break from my Elites and Sevens, to examine some
boxes of old Lotus records, including original USA dealer order sheets
and the
following: When Lotus was at Hornsey, they produced specification sheets
for each of the following cars. Lotus Seven (Super, Basic and Export). -
Thurs, Apr 24 2008 7:56 am
1 message, 1 author
http://groups.google.com/group/Lotus-History/t/5b4626d588744b1e?hl=en
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