Great picture. I have never seen anything but a single
side port cast iron. Daryl Drummond would know.

FASTROTARY@aol.com.

Lynn E Hanover
lehanover@aol.com

I was crazy over all of Jim Halls cars.

Well then you should get my AIAA paper and copy of some of my articles. :-)

Down in the Rear by Paul Lamar
(Use of rear spoilers)
Sports Car Graphic
August 1967

Aerodynamics & The Group Seven Racing Car by  Paul Lamar
Presented at the AIAA Symposium on The Aerodynamics
of Sports & Competition Automobiles
(Research I did while at Chaparral Cars.)
April 20 1968

Why Spoilers by  Paul Lamar
Sports Car Graphic
February  1969

Showdown for Spoilers by Paul Lamar and others.
Car Life
June 1969

More about Cornering Power by Paul Lamar
Road & Track
(Aero down force combined with tire properties)
October 1969

Have you measured the lift or down force on your car?
Makes a big difference in corners over about 60 and up.
What does your car weigh? Races can be won by inches.

Paul Lamar
 
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